Welcome to Marin County Parks

Guide to selected species of:

Marin County

   view as: Field List
search: View All
 Choose region:
 Choose species group:
 Choose family:
 1  2  [27 species found]
American Bullfrog
American Bullfrog
Rana catesbeiana
Largest in North America. Green-yellow with dark gray mottling. External eardrum large. Webbed hind feet except...
Aquatic Garter Snake
© Gordon Frost/gordonfrost.com
Aquatic Garter Snake
Thamnophis atratus (Thamnophis couchii atratus)
18-40" (46-102 cm). A variable garter snake, with stripes or a spotted pattern. Back stripe distinct...
Arboreal Salamander
Arboreal Salamander
Aneides lugubris
Brown-grayish. Large head. White underside. 15-16 coastal grooves. usually has golden-yellow spots. ...
California Giant Salamander
California Giant Salamander
Dicamptodon ensatus
Brown-reddish brown and brown/golden blotches or mottling. 12-13 coastal grooves. Smooth skinned. Tail is 40% of...
California Newt
California Newt
Taricha torosa
Rusty brown with orange belly. Rough skin. ...
California Red-legged Frog
© Marc P. Hayes/U. S. Fish and Wildlife Service
California Red-legged Frog
Rana draytonii (Rana aurora draytonii)
1 1/2-5" (3.8-12.8 cm). Large; reddish-brown to gray, with many poorly defined dark specks and blotches;...
California Slender Salamander
California Slender Salamander
Batrachoseps attenuatus
Narrow head and body. Black-brown, with brownish/yellow or reddish band across back. 4 toes on each...
Common Garter Snake
Common Garter Snake
Thamnophis sirtalis
Pattern of yellow stripes on a brown or green background. 7 upper lip scales. Keeled scales...
Common Kingsnake
Common Kingsnake
Lampropeltis getula
Glossy black, blue-black or dark brown ground color overlaid with a series of 23-52 white chain-like...
Ensatina
Ensatina
Ensatina eschscholtzii
Only salamander with a constricted tail and 5 toes on hind feet. It has an amazing...
Foothill Yellow-legged Frog
Foothill Yellow-legged Frog
Rana boylii
Olive-gray/brown. Band across head. Mottling on back. Legs yellow underneath. Webbed toes. ...
Gopher Snake
Gopher Snake
Pituophis catenifer
Yellowish or pale brown, with a series of large dark brown or black blotches, and smaller...
Night Snake
Night Snake
Hypsiglena torquata
Pale grey, light brown, or beige in color with dark grey or brown blotches on the...
Northern Alligator Lizard
Northern Alligator Lizard
Elgaria coerulea (Gerrhonotus coeruleus)
Distinct skin fold on their sides, separating the keeled scales on the back from the smooth...
Pacific Treefrog
Pacific Treefrog
Pseudacris regilla (Hyla regilla)
Rough skinned. Green-tan in color with a black strop though eye & cheek. Gray throat on...