Delaware’s Endangered Species

Native wildlife species that are in danger of becoming extinct in Delaware may be listed as Endangered by the Division of Fish and Wildlife.

To help prevent species from becoming endangered, Delaware currently has a Wildlife Action Plan in place for restoring and maintaining important habitats and dwindling populations of the state’s wildlife species.

Birds

Pied-billed Grebe^BR (Podilymbus podiceps)

Northern Harrier^BR (Circus cyaneus)

Broad-winged Hawk^BR (Buteo platypterus)

Black-Crowned Night-Heron (Nycticorax nycticorax)

Yellow-Crowned Night-Heron (Nyctanassa violacea)

American Kestrel (Falco sparverius)

Red Knot (Calidris canutus)

Piping Plover (Charadrius melodus)

Short-eared Owl^BR (Asio flammeus)

American Oystercatcher (Haematopus palliatus)

Black Rail (Laterallus jamaicensis)

Upland Sandpiper (Bartramia longicauda)

Black Skimmer (Rynchops niger)

Henslow’s Sparrow (Ammodramus henslowii)

Common Tern^BR (Sterna hirundo)

Forster’s Tern^BR (Sterna forsteri)

Least Tern (Sterna antillarum)

Cerulean Warbler (Setophaga cerulea)

Hooded Warbler^BR (Setophaga citrina)

Swainson’s Warbler(Limnothlypis swainsonii)

Sedge Wren (Cistothorus platensis)

^BR Breeding population only

Reptiles

Leatherback Sea Turtle (Dermochelys coriacea)

Kemp’s Ridley Sea Turtle (Lepidochelys kempii)

Green Sea Turtle (Chelonia mydas)

Loggerhead Sea Turtle (Caretta caretta)

Bog Turtle (Glyptemys muhlenbergii)

Red Cornsnake (Pantherophis guttatus)

Scarletsnake (Cemophora coccinea)

Plain-bellied Watersnake (Nerodia erythrogaster)

Amphibians

Mud Salamander (Pseudotriton montanus)

Eastern Tiger Salamander (Ambystoma tigrinum)

Barking Treefrog (Hyla gratiosa)

Mammals

Little Brown Bat (Myotis lucifugus)

Northern Long-eared Bat (Myotis septentrionalis)

Delmarva Fox Squirrel (Sciurus niger cinereus)

Blue Whale (Balaenoptera musculus)

Fin Whale (Balaenoptera physalus)

Humpback Whale (Megaptera novaengliae)

North Atlantic Right Whale (Eubalaena glacialis)

Sei Whale (Balaenoptera borealis)

Sperm Whale (Physeter macrocephalus)

Fish

Glassy Darter(Etheostoma vitreum)

Blueridge Sculpin (Cottus caeruleomentum)

Bridled Shiner (Notropis bifrenatus)

Ironcolor Shiner (Notropis chalybaeus)

Atlantic Sturgeon (Acipenser oxyrhynchus)

Shortnose Sturgeon (Acipenser brevirostrum)

Blackbanded Sunfish (Enneacanthus chaetodon)

Mollusks

Yellow Lampmussel (Lampsilis cariosa)

Eastern Lampmussel (Lampsilis radiata)

Dwarf Wedgemussel (Alasmidonta heterodon)

Eastern Pondmussel (Ligumia nasuta)

Brook Floater (Alasmidonta varicosa)

Triangle Floater (Alasmidonta undulata)

Tidewater Mucket (Leptodea ochracea)

Insects

Little White Tiger Beetle (Cicindela lepida)

White Tiger Beetle (Cicindela dorsalis)

Seth Forest Scavenger Beetle (Hydrochus ~~sp.~~spangleri)

Burgundy Bluet (Enallagma dubium)

Pale Bluet (Enallagma pallidum)

Baltimore Checkerspot (Euphydryas phaeton)

Banner Clubtail (Gomphus apomyius)

Laura’s Clubtail (Stylurus laurae)

Midland Clubtail (Gomphus fraternus)

Sable Clubtail (Gomphus rogersi)

Black-tipped Darner (Aeshna tuberculifera)

Taper-tailed Darner (Gomphaeschna antelope)

Black Dash (Euphyes conspicua)

Frosted Elfin (Incisalia irus)

Treetop Emerald (Somatochlora provocans)

Bethany Beach Firefly (Photuris bethaniensis)

Hessel’s Hairstreak (Mitoura hesseli)

King’s Hairstreak (Satyrium kingi)

Aralia Shoot Borer Moth (Papaipema araliae)

Dark Stoneroot Borer Moth (Papaipema duplicatus)

Maritime Sunflower Borer Moth (Papaipema maritima)

Pitcher Plant Borer Moth (Papaipema appassionata)

Yellow Stoneroot Borer Moth (Papaipema astuta)

Elfin Skimmer (Nannothemis bella)

Rare Skipper (Problema bulenta)

Brown Spiketail (Cordulegaster bilineata)

Sely’s Sundragon (Helocordulia selysii)

Marbled Underwing (Catocala marmorata)

Ulalume Underwing (Catocala ulalume)

Mulberry Wing (Poanes massasoit massasoit)

Chermock’s Mulberry Wing (Poanes massasoit chermocki)

Related Topics: conservation, endangered, fish and wildlife, species, wildlife