| Diura washingtoniana         | 
                                                                      Presidential Springfly         | 
                                                                      Very High         | 
                                                                      NA         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Brachycentrus incanus         | 
                                                                      Hoary Humpless Caddisfly         | 
                                                                      Very High         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Manophylax altus         | 
                                                                      Mount Mitchell Caddisfly         | 
                                                                      Very High         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Neoephemera eatoni         | 
                                                                      a large square-gilled mayfly         | 
                                                                      Moderate         | 
                                                                      GNR         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Acentrella barbarae         | 
                                                                      a mayfly         | 
                                                                      Moderate         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Ameletus tertius         | 
                                                                      Trinity Comb Minnow Mayfly         | 
                                                                      Moderate         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Afghanurus rusticalis         | 
                                                                      Rusty Flat-headed Mayfly         | 
                                                                      Moderate         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Isoperla stewarti         | 
                                                                      Stewart Stripetail         | 
                                                                      Moderate         | 
                                                                      GNR         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Eurylophella coxalis         | 
                                                                      Barton's Spiny Crawler Mayfly         | 
                                                                      Moderate         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Neophylax ottawa         | 
                                                                      Ottawa Little Caddisfly         | 
                                                                      Moderate         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Heteroplectron americanum         | 
                                                                      American Comb-lipped Caddisfly         | 
                                                                      Moderate         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Lepidostoma ontario         | 
                                                                      Ontario Bizarre Caddisfly         | 
                                                                      Moderate         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Adicrophleps hitchcocki         | 
                                                                      a brachycentrid caddisfly         | 
                                                                      Moderate         | 
                                                                      G4G5         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Theliopsyche grisea         | 
                                                                      a caddisfly         | 
                                                                      Moderate         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Epeorus subpallidus         | 
                                                                      a mayfly         | 
                                                                      Moderate         | 
                                                                      G1Q         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Procloeon vicinum         | 
                                                                      Potomac Small Minnow Mayfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Hydatophylax victor         | 
                                                                      Conquering Northern Caddisfly         | 
                                                                      High         | 
                                                                      G4G5         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Polycentropus chenoides         | 
                                                                      a polycentropodid caddisfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Sweltsa palearata         | 
                                                                      Shenandoah Sallfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Isoperla myersi         | 
                                                                      Paddle Stripetail         | 
                                                                      High         | 
                                                                      GNR         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Ostrocerca prolongata         | 
                                                                      Bent Forestfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Alloperla stipitata         | 
                                                                      Blue Ridge Sallfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Ceraclea ruthae         | 
                                                                      Ruth's Long-horned Caddisfly         | 
                                                                      High         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Homoplectra monticola         | 
                                                                      a hydropsychid caddisfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Ameletus walleyi         | 
                                                                      Walley's Comb Minnow Mayfly         | 
                                                                      High         | 
                                                                      G1G2         | 
                                                                      NA         | 
                                                                      Proposed Watchlist [Assessment Priority]         | 
          
      
                                                                      | Rhithrogena jejuna         | 
                                                                      Hungry Flat-headed Mayfly         | 
                                                                      High         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Proposed Watchlist [Assessment Priority]         | 
          
      
                                                                      | Banksiola calva         | 
                                                                      a giant casemaker caddisfly         | 
                                                                      High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Rhithrogena brunneotincta         | 
                                                                      Brown Flat-headed Mayfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Polycentropus pixi         | 
                                                                      Pitch Trumpet-net Caddisfly         | 
                                                                      High         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Leuctra laura         | 
                                                                      Hampshire Needlefly         | 
                                                                      Very High         | 
                                                                      GHQ         | 
                                                                      NA         | 
                                                                      Proposed RSGCN         | 
          
      
                                                                      | Epeorus suffusus         | 
                                                                      Blushing Flat-headed Mayfly         | 
                                                                      High         | 
                                                                      G1Q         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Isoperla major         | 
                                                                      Big Stripetail         | 
                                                                      Very High         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Isonychia hoffmani         | 
                                                                      Hoffman's Isonychia Mayfly         | 
                                                                      Moderate         | 
                                                                      G1G3         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Isoperla gibbsae         | 
                                                                      Quebec Stripetail         | 
                                                                      Moderate         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Heptagenia culacantha         | 
                                                                      a flat-headed mayfly         | 
                                                                      Moderate         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Hansonoperla appalachia         | 
                                                                      Appalachian Stonefly         | 
                                                                      Moderate         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Habrophlebiodes celeteria         | 
                                                                      a leptophlebiid mayfly         | 
                                                                      Moderate         | 
                                                                      G2G4         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Ameletus browni         | 
                                                                      Brown's Comb Minnow Mayfly         | 
                                                                      High         | 
                                                                      G3G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Eurylophella poconoensis         | 
                                                                      Poconos Chocolate Dun         | 
                                                                      High         | 
                                                                      G1G2         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Alloperla vostoki         | 
                                                                      Scotia Sallfly         | 
                                                                      Very High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Alloperla voinae         | 
                                                                      Lawrence Sallfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Tsalia berneri         | 
                                                                      Berner's Ephemerella Mayfly         | 
                                                                      Moderate         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Epeorus frisoni         | 
                                                                      Roaring Brook Mayfly         | 
                                                                      High         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Epeorus punctatus         | 
                                                                      Dotted Flat-headed Mayfly         | 
                                                                      Moderate         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Ephemera blanda         | 
                                                                      West Virginia Burrowing Mayfly         | 
                                                                      Moderate         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      Watchlist [Defer to SEAFWA]         | 
          
      
                                                                      | Alloperla biserrata         | 
                                                                      Dusky Sallfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Alloperla aracoma         | 
                                                                      Aracoma Sallfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Ceraclea uvalo         | 
                                                                      Spatulate Long-horned Caddisfly         | 
                                                                      Moderate         | 
                                                                      G2G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Cheumatopsyche helma         | 
                                                                      Helma's Net-spinning Caddisfly         | 
                                                                      Moderate         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Beraea fontana         | 
                                                                      American Spring-loving Caddisfly         | 
                                                                      Very High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Beraea nigritta         | 
                                                                      a caddisfly         | 
                                                                      Very High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Baetisca rubescens         | 
                                                                      Provancher's Armored Mayfly         | 
                                                                      High         | 
                                                                      G3G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Barbaetis benfieldi         | 
                                                                      Benfield's Bearded Small Minnow Mayfly         | 
                                                                      High         | 
                                                                      G2G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Utaperla gaspesiana         | 
                                                                      Gaspe Sallfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Taeniopteryx nelsoni         | 
                                                                      Cryptic Willowfly         | 
                                                                      Very High         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Tallaperla lobata         | 
                                                                      Lobed Roachfly         | 
                                                                      High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Sweltsa pocahontas         | 
                                                                      Pocahontas Sallfly         | 
                                                                      High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Sweltsa holstonensis         | 
                                                                      Holston Sallfly         | 
                                                                      Very High         | 
                                                                      G1         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Soyedina merritti         | 
                                                                      Powdermill Forestfly         | 
                                                                      Very High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Siphlonurus barbaroides         | 
                                                                      Wild Primitive Minnow Mayfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Siphlonurus demaryi         | 
                                                                      Demary's Primitive Minnow Mayfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Siphlonurus barbarus         | 
                                                                      Barbarous Primitive Minnow Mayfly         | 
                                                                      High         | 
                                                                      G1G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Siphloplecton costalense         | 
                                                                      Speith's Great Speckled Olive Mayfly         | 
                                                                      High         | 
                                                                      G2G4         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Siphlonisca aerodromia         | 
                                                                      Tomah Mayfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Remenus kirchneri         | 
                                                                      Blue Ridge Springfly         | 
                                                                      High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Diploperla kanawholensis         | 
                                                                      Kanawhole Springfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Allocapnia simmonsi         | 
                                                                      Spatulate Snowfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Allocapnia frumi         | 
                                                                      Monongahela Snowfly         | 
                                                                      Very High         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Allocapnia harperi         | 
                                                                      Stonyfork Snowfly         | 
                                                                      High         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Allocapnia illinoensis         | 
                                                                      Illinois Snowfly         | 
                                                                      Moderate         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Prostoia hallasi         | 
                                                                      Swamp Forestfly         | 
                                                                      High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Parameletus midas         | 
                                                                      Midas Primitive Minnow Mayfly         | 
                                                                      High         | 
                                                                      G5         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Neoleptophlebia assimilis         | 
                                                                      Southeastern Prong-gilled Mayfly         | 
                                                                      High         | 
                                                                      G4         | 
                                                                      NA         | 
                                                                      Watchlist [Assessment Priority]         | 
          
      
                                                                      | Acroneuria flinti         | 
                                                                      Manassas Stonefly         | 
                                                                      High         | 
                                                                      GH         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Afghanurus horrida         | 
                                                                      Rough Flat-headed Mayfly         | 
                                                                      High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Neoperla mainensis         | 
                                                                      Maine Stone         | 
                                                                      Very High         | 
                                                                      G2G3         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Megaleuctra flinti         | 
                                                                      Shenandoah Needlefly         | 
                                                                      Moderate         | 
                                                                      G2         | 
                                                                      NA         | 
                                                                      RSGCN         | 
          
      
                                                                      | Acroneuria arida         | 
                                                                      Elegant Stone         | 
                                                                      Very High         | 
                                                                      G3         | 
                                                                      NA         | 
                                                                      RSGCN         |