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Reptiles & Amphibians of Riverside, CA

The reptiles & amphibians most often spotted near Riverside, ranked by recent research-grade observations.

35,937
recent observations
50
species listed
50
reptiles & amphibians

Naturalists have logged 35,937 research-grade observations across the 50 most-recorded species near Riverside. The most frequently seen is the Western Fence Lizard, with 11,628 recorded sightings.

Rarer finds confirmed near Riverside include San Diegan Legless Lizard and Southwestern Pond Turtle - uncommon enough that a sighting is worth logging.

San Diegan Legless LizardSouthwestern Pond Turtle

Most-observed reptiles & amphibians near Riverside

Western Fence Lizard
Sceloporus occidentalis
11,628 observations
Common Side-blotched Lizard
Uta stansburiana
4,075 observations
Southern Alligator Lizard
Elgaria multicarinata
2,239 observations
Granite Spiny Lizard
Sceloporus orcutti
2,096 observations
Gopher Snake
Pituophis catenifer
1,848 observations
Western Rattlesnake
Crotalus oreganus
1,392 observations
Pond Slider
Trachemys scripta
1,171 observations
Western Toad
Anaxyrus boreas
1,154 observations
Red Diamond Rattlesnake
Crotalus ruber
1,129 observations
Pacific Chorus Frog
Pseudacris regilla
1,025 observations
Western Whiptail
Aspidoscelis tigris
833 observations
California Newt
Taricha torosa
668 observations
California King Snake
Lampropeltis californiae
664 observations
California Tree Frog
Pseudacris cadaverina
512 observations
Coastal Rosy Boa
Lichanura orcutti
454 observations
Striped Racer
Masticophis lateralis
426 observations
Southern California Slender Salamander
Batrachoseps major
382 observations
Orange-throated Whiptail
Aspidoscelis hyperythrus
367 observations
Blainville's Horned Lizard
Phrynosoma blainvillii
360 observations
Western Skink
Plestiodon skiltonianus
295 observations
American Bullfrog
Lithobates catesbeianus
250 observations
San Diegan Legless Lizard
Anniella stebbinsi
239 observations
Desert Coachwhip
Masticophis piceus
213 observations · iNaturalist
Mediterranean House Gecko
Hemidactylus turcicus
201 observations
Southern Sagebrush Lizard
Sceloporus vandenburgianus
195 observations
Western Spadefoot
Spea hammondii
167 observations
Southwestern Speckled Rattlesnake
Crotalus pyrrhus
167 observations
Ring-necked Snake
Diadophis punctatus
157 observations
Two-striped Garter Snake
Thamnophis hammondii
154 observations
Black-bellied Slender Salamander
Batrachoseps nigriventris
144 observations
Coast Night Snake
Hypsiglena ochrorhynchus
137 observations
Western Banded Gecko
Coleonyx variegatus
118 observations
Western Patch-nosed Snake
Salvadora hexalepis
109 observations
Common Coachwhip
Masticophis flagellum
106 observations
Brown Anole
Anolis sagrei
98 observations
Western Black-headed Snake
Tantilla planiceps
97 observations
Spiny Softshell
Apalone spinifera
91 observations
Ensatina
Ensatina eschscholtzii
90 observations
Coast Mountain Kingsnake
Lampropeltis multifasciata
76 observations
Sonoran Spotted Whiptail
Aspidoscelis sonorae
74 observations
California Lyresnake
Trimorphodon lyrophanes
59 observations
Western Glossy Snake
Arizona occidentalis
42 observations
Southwestern Pond Turtle
Actinemys pallida
41 observations
Western Threadsnake
Rena humilis
39 observations
Gilbert's Skink
Plestiodon gilberti
33 observations
Brahminy Blindsnake
Indotyphlops braminus
33 observations
African Clawed Frog
Xenopus laevis
28 observations
Arboreal Salamander
Aneides lugubris
21 observations
San Gabriel Slender Salamander
Batrachoseps gabrieli
20 observations · iNaturalist
Ringed Wall Gecko
Tarentola annularis
20 observations · iNaturalist

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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