| Acantharchus pomotis |
Mud Sunfish |
Fish |
Freshwater Fish |
25-50% |
Watchlist [Assessment Priority] |
| Accipiter gentilis |
Northern Goshawk |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Acentrella barbarae |
a mayfly |
Insect:EPT |
Mayflies |
25-50% |
Watchlist [Defer to SEAFWA] |
| Acronicta albarufa |
Barrens Dagger Moth |
Insect:Lepidoptera |
Moths |
25-50% |
Watchlist [Assessment Priority] |
| Adicrophleps hitchcocki |
a brachycentrid caddisfly |
Insect:EPT |
Caddisflies |
100% (NEAFWA Endemic) |
Proposed RSGCN |
| Afghanurus rusticalis |
Rusty Flat-headed Mayfly |
Insect:EPT |
Mayflies |
25-50% |
RSGCN |
| Alasmidonta undulata |
Triangle Floater |
Mollusc |
Freshwater Bivalves |
75-100% |
RSGCN |
| Allocapnia illinoensis |
Illinois Snowfly |
Insect:EPT |
Stoneflies |
50-75% |
RSGCN |
| Alopias vulpinus |
Common Thresher Shark |
Fish |
Marine Fish |
25-50% |
RSGCN |
| Alosa aestivalis |
Blueback Herring |
Fish |
Diadromous Fish |
50-75% |
RSGCN |
| Alosa mediocris |
Hickory Shad |
Fish |
Diadromous Fish |
50-75% |
RSGCN |
| Amblyraja radiata |
Thorny Skate |
Fish |
Marine Fish |
50-75% |
RSGCN |
| Ambystoma jeffersonianum |
Jefferson Salamander |
Amphibian |
Salamanders |
50-75% |
Watchlist [Assessment Priority] |
| Ambystoma jeffersonianum/laterale complex |
Jefferson/Blue-spotted Salamander Complex |
Amphibian |
Salamanders |
75-100% |
RSGCN |
| Ameletus tertius |
Trinity Comb Minnow Mayfly |
Insect:EPT |
Mayflies |
50-75% |
Watchlist [Assessment Priority] |
| Ammodramus savannarum |
Grasshopper Sparrow |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Andrena fulvipennis |
an andrenid bee |
Insect:Hymenoptera |
Solitary Bees |
25-50% |
Watchlist [Defer to SEAFWA] |
| Aneides aeneus |
Green Salamander |
Amphibian |
Salamanders |
25-50% |
RSGCN |
| Aquila chrysaetos |
Golden Eagle (Eastern pop.) |
Bird |
Raptors |
50-75% |
RSGCN |
| Bombus terricola |
Yellow-banded Bumble Bee |
Insect:Hymenoptera |
Bumble Bees |
25-50% |
RSGCN |
| Branta bernicla hrota |
Pale-bellied Brant |
Bird |
Waterfowl |
75-100% |
RSGCN |
| Bucephala islandica |
Barrow's Goldeneye (Eastern pop.) |
Bird |
Waterfowl |
25-50% |
Watchlist [Assessment Priority] |
| Callophrys lanoraieensis |
Bog Elfin |
Insect:Lepidoptera |
Butterflies and Skippers |
100% (NEAFWA Endemic) |
RSGCN |
| Callophrys polios |
Hoary Elfin |
Insect:Lepidoptera |
Butterflies and Skippers |
25-50% |
RSGCN |
| Calopteryx angustipennis |
Appalachian Jewelwing |
Insect:Odonata |
Dragonflies and Damselflies |
25-50% |
RSGCN |
| Cambarus fetzneri |
Allegheny Mountain Mudbug |
Crustacean |
Crayfishes |
100% (NEAFWA Endemic) |
Proposed RSGCN |
| Cambarus hatfieldi |
Tug Valley Crayfish |
Crustacean |
Crayfishes |
75-100% |
RSGCN |
| Cambarus loughmani |
Blue Teays Mudbug |
Crustacean |
Crayfishes |
100% (NEAFWA Endemic) |
Watchlist [Assessment Priority] |
| Cambarus smilax |
Greenbrier River Crayfish |
Crustacean |
Crayfishes |
100% (NEAFWA Endemic) |
RSGCN |
| Cambarus theepiensis |
Coalfields Crayfish |
Crustacean |
Crayfishes |
50-75% |
RSGCN |
| Carcharhinus plumbeus |
Sandbar Shark |
Fish |
Marine Fish |
25-50% |
RSGCN |
| Carcharhinus signatus |
Night Shark |
Fish |
Marine Fish |
<25% |
RSGCN |
| Carcharias taurus |
Sand Tiger |
Fish |
Marine Fish |
25-50% |
RSGCN |
| Cardellina canadensis |
Canada Warbler |
Bird |
Landbirds |
25-50% |
Watchlist [Assessment Priority] |
| Catharus fuscescens |
Veery |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Catostomus catostomus |
Longnose Sucker |
Fish |
Freshwater Fish |
25-50% |
Watchlist [Assessment Priority] |
| Celithemis martha |
Martha's Pennant |
Insect:Odonata |
Dragonflies and Damselflies |
100% (NEAFWA Endemic) |
Watchlist [Assessment Priority] |
| Centronyx henslowii |
Henslow's Sparrow |
Bird |
Landbirds |
<25% |
Watchlist [Defer to MAFWA/SEAFWA] |
| Centropristis striata |
Black Sea Bass |
Fish |
Marine Fish |
25-50% |
RSGCN |
| Ceraclea uvalo |
Spatulate Long-horned Caddisfly |
Insect:EPT |
Caddisflies |
100% (NEAFWA Endemic) |
RSGCN |
| Chaetura pelagica |
Chimney Swift |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Cheumatopsyche helma |
Helma's Net-spinning Caddisfly |
Insect:EPT |
Caddisflies |
25-50% |
Watchlist [Assessment Priority] |
| Chordeiles minor |
Common Nighthawk |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Cicindela ancocisconensis |
Appalachian Tiger Beetle |
Insect:Coleoptera |
Tiger Beetles |
75-100% |
RSGCN |
| Cicindela hirticollis |
Hairy-necked Tiger Beetle |
Insect:Coleoptera |
Tiger Beetles |
<25% |
Watchlist [Assessment Priority] |
| Clinostomus elongatus |
Redside Dace |
Fish |
Freshwater Fish |
25-50% |
Watchlist [Defer to MAFWA] |
| Coccyzus erythropthalmus |
Black-billed Cuckoo |
Bird |
Landbirds |
<25% |
Watchlist [Assessment Priority] |
| Coluber constrictor constrictor |
Northern Black Racer |
Reptile |
Snakes |
50-75% |
Watchlist [Assessment Priority] |
| Corynorhinus rafinesquii macrotis |
Eastern Big-eared Bat |
Mammal |
Bats |
<25% |
Watchlist [Defer to SEAFWA] |
| Cottus girardi |
Potomac Sculpin |
Fish |
Freshwater Fish |
100% (NEAFWA Endemic) |
Proposed Watchlist [Assessment Priority] |