Yes, there are fish living in and around Davis. If you go fishing, you can catch some. Some are considered pets while others are classified as wildlife. You can even find them (along with other kinds of seafood) in some restaurants. Rivers to Reef has you covered for all your fish needs. Back in the day, Pet cetera was the happening local spot.

Fish You May See Locally

Common Name
Taxonomic classification
Habitats
Siamese Fighting Fish
(Betta splendens)
Pet Stores, College Dorms, Residences
Chinook Salmon
(Oncorhynchus tshawytscha)
Cache Creek, Putah Creek
Channel Catfish
(Ictalurus punctatus)
Cache Creek, Putah Creek, Sacramento River, Stonegate Lake
Common Carp
(Cyprinus carpio)
Arboretum Waterway, Putah Creek, Stonegate Lake
Sacramento Pikeminnow
(Ptychocheilus grandis)
Cache Creek, Putah Creek, Sacramento River
Largemouth Bass
(Micropterus salmoides)
Cache Creek, Putah Creek, Sacramento River, Stonegate Lake
Green Sunfish
(Lepomis cyanellus)
Arboretum Waterway, Cache Creek, Ponds, Putah Creek, Sacramento River
Bluegill Sunfish
(Lepomis macrochirus)
Cache Creek, Ponds, Putah Creek, Sacramento River
Bigscale Logperch
(Percina macrolepida)
Putah Creek, Sacramento River
Western Mosquitofish
(Gambusia affinis)
Arboretum Waterway, Cache Creek, Ponds, Putah Creek, Sacramento River
Fathead Minnow
(Pimephales promelas)
Arboretum Waterway, Cache Creek, Ponds, Putah Creek, Sacramento River
Rainbow Trout
(Oncorhynchus mykiss)
Putah Creek