Spencer Dybdahl Riffle: Enstaine eschscholtzii eschscholtzii (Monterey Ensatina)
Spencer Dybdahl Riffle: Ambystoma californiense (California Tiger Salamander)
Spencer Dybdahl Riffle: Anaxyrus boreas halophilus (California Toad)
Spencer Dybdahl Riffle: Spea hammondii (Western Spadefoot)
Spencer Dybdahl Riffle: Ambystoma californiense (California Tiger Salamander)
Spencer Dybdahl Riffle: Dicamptodon tenebrosus (Coastal Giant Salamander)
Spencer Dybdahl Riffle: In situ - Rana aurora (Northern Red-legged Frog)
Spencer Dybdahl Riffle: Ascaphus truei (Coastal Tailed-frog)
Spencer Dybdahl Riffle: Rana aurora (Northern Red-legged Frog)
Spencer Dybdahl Riffle: Rana aurora (Northern Red-legged Frog)
Spencer Dybdahl Riffle: Ensatina eschscholtzii oregonensis intergrade
Spencer Dybdahl Riffle: Dicamptodon tenebrosus (Coastal Giant Salamander)
Spencer Dybdahl Riffle: Dicamptodon tenebrosus (Coastal Giant Salamander)
Spencer Dybdahl Riffle: Dicamptodon tenebrosus
Spencer Dybdahl Riffle: Dicamptodon tenebrosus (Giant Pacific Salamander)
Spencer Dybdahl Riffle: Ensatina eschscholtizii intergrade
Spencer Dybdahl Riffle: Rana cascadae (Cascade Frog)
Spencer Dybdahl Riffle: Thamnophis sirtalis fitchi (Valley Gartersnake)
Spencer Dybdahl Riffle: Rana cascadae (Cascade Frog)
Spencer Dybdahl Riffle: Rana cascadae (Cascade Frog)
Spencer Dybdahl Riffle: Crotalus ruber (Red-diamond Rattlesnake)
Spencer Dybdahl Riffle: Crotalus ruber (Red-diamond Rattlesnake)
Spencer Dybdahl Riffle: Incilius alvarius (Sonoran Desert Toad)
Spencer Dybdahl Riffle: Scaphiophus chouchii (Chouch's Spadefoot)
Spencer Dybdahl Riffle: Scaphiophus chouchii (Chouch's Spadefoot)
Spencer Dybdahl Riffle: Crotalus molossus (Arizona Black-tailed Rattlesnake)
Spencer Dybdahl Riffle: Crotalus molossus (Arizona Black-tailed Rattlesnake)
Spencer Dybdahl Riffle: Thamnophis ordinoides (Northwestern Gartersnake)
Spencer Dybdahl Riffle: Ambystoma gracile (Northwestern Salamander)
Spencer Dybdahl Riffle: Ambystoma gracile (Northwestern Salamander)