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Mammals of New Jersey

There are approximately 450 species of vertebrate wildlife which can be found within the Garden State, along with 85 freshwater fish. Our bays, estuaries and marine waters can be home to 28 marine mammals and 336 marine finfish at some point during the year. This is an exceptional number of species for a state as small as New Jersey. The table below lists mammals which can be found, along with their status as defined below:
E - Endangered
T - Threatened
D - Decreasing
INC - Increasing
S - Stable
U - Undertermined
I - Introduced
P - Peripheral
For definitions of above terms and links to other checklists use the Checklists of NJ Wildlife page.

Opossum Didelphis marsupialis S
Masked Shrew Sorex cinereus S
Tuckahoe Masked Shrew Sorex cinereus nigriculus U
Water Shrew Sorex palustris U
Smokey Shrew Sorex fumeus U
Long-tailed Shrew Sorex dispar U
Short-tailed Shrew Blarina brevicauda S
Least Shrew Crytotis parva U
Pygmy Shrew Sorex hoyii U
Hairy-tailed Mole Parascalops breweri U
Eastern Mole Scalopus aquaticus S
Star-nosed Mole Condylura cristata U
Little Brown Bat Myotis lucifugus S
Indiana Bat Myotis sodalis E
Keen Myotis Myotis septentrionalis U
Small-footed Myotis Myotis leibii U
Silver-haired Bat Lasionycteris noctivagans U
Eastern Pipistrel Pipistrellus subflavus U
Big Brown Bat Eptesicus fuscus S
Red Bat Lasiurus borealis S
Northern yellow bat Lasiurus intermedius P
Hoary Bat Lasiurus cinereus U
Eastern Cottontail Sylvilagus floridanus S
New England Cottontail Sylvilagus transitionalis U
European Hare Lepus capensis I
Black-tailed Jackrabbit Lepus californicus I
White-tailed Jackrabbit Lepus townsendii I
Eastern Chipmunk Tamias striatus S
Woodchuck Marmota monax S
Gray Squirrel Sciurus carolinensis S
Red Squirrel Tamiasciurus hudsonicus S
Southern Flying Squirrel Glaucomys volans U
Northern Flying Squirrel Glaucomys sabrinus U
Beaver Castor candensis INC
Nutria Myocastor coypus I
Marsh Rice Rat Oryzomys palustris S
White-footed Mouse Peromyscus leucopus S
Eastern Wood Rat Neotoma floridana E
Red-backed Mouse Clethrionomys gapperi S
Meadow Vole Microtus pennsylvanicus S
Pine Vole Microtus pinetorum S
Muskrat Ondatra zibethicus S
Southern Bog Lemming Synaptomys cooperi U
Black Rat Rattus rattus I
Brown Rat Rattus norvegicus I
House mouse Mus musculus I
Woodland Jumping Mouse Napaeozapus insignis U
Meadow Jumping Mouse Zapus hudsonius U
Porcupine Erethizon dorsatum INC
Eastern Coyote Canis latrans, var. INC
Red Fox Vulpes vulpes S
Gray Fox Urocyon cinereoargenteus S
Black Bear Ursus americanus INC
Raccoon Procyon lotor S
Ermine Mustela erminea U
Long-tailed Weasel Mustela frenata S
Mink Mustela vison S
Striped Skunk Mephitis mephitis S
River Otter Lutra canadensis S
Bobcat Felis rufus E
White-tailed Deer Odocoileus virginianus D
Harbor Seal Phoca vitulina S
Harp Seal Pagophilus groenlandica P
Gray Seal Halichoerus grypus P
Hooded Seal Cystophora cristata P
Goose-beaked Whale Ziphius cavirostris U
Dense Beaked Whale Mesoplodon densirostris U
Gervais Beaked Whale Mesoplodon europaeus U
True’s Beaked Whale Mesoplodon mirus U
Sperm Whale Physeter macrocephalus E
Pygmy Sperm Whale Kogia breviceps U
Dwarf Sperm Whale Kogia simus U
Beluga Whale Delphinapterus leucas P
Bridled Spotted Dolphin Stenella frontalis U
Spotted Dolphin Stenella plagiodon U
Striped Dolphin Stenella coeruleoalba U
Saddle-backed Dolphin Delphinus delphis U
Bottle-nosed Dolphin Tursiops truncatus S
Atlantic Killer Whale Orcinus orca U
Risso’s Dolphin Grampus griseus U
Long-finned Pilot Whale Globicephala melaena U
Short-finned Pilot Whale Globicephala macrorhyncus U
Harbor Porpoise Phocoena phocoena U
Fin Whale Balaenoptera physalus E
Sei Whale Balaenoptera borealis E
Minke Whale Balaenoptera acutorostrata U
Blue Whale Balaenoptera musculus E
Humpback Whale Megaptera novaeangliae E
Black Right Whale Balaena glacialis E

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Copyright © State of New Jersey, 1996-2005
Department of Environmental Protection
P. O. Box 402
Trenton, NJ 08625-0402

Last Updated: December 10, 2004