- Green Heron
- Mallard
- Gambel's Quail
- American Coot
- Killdeer
- Black-necked Stilt
- White-winged Dove
- Mourning Dove
- Gila Woodpecker
- Black Phoebe
- Ash-throated Flycatcher
- Western Kingbird
- Cliff Swallow
- Verdin
- Cactus Wren
- Phainopepla
- European Starling
- Abert's Towhee
- Great-tailed Grackle
- Yellow-headed Blackbird
- House Finch
Bird List
For an ongoing listing of birds viewed at Tres Rios, visit the eBird website. Below is list of birds seen historically over the years at Tres Rios. Click on title below to see the species of birds under each heading.
Click on a title below to expand and view.
- Least Bittern
- Black-bellied Whistling-Duck
- Cinnamon Teal
- Osprey
- Cooper's Hawk
- Sora
- Common Moorhen
- American Avocet
- Rock Dove
- Yellow-bellied Cuckoo
- Western Screech-Owl
- Lesser Nighthawk
- Black-chinned Hummingbird
- Ladder-backed Woodpecker
- Gilded Flicker
- Northern Rough-winged Swallow
- Common Yellowthroat
- Northern Cardinal
- Blue Grosbeak
- Song Sparrow
- Red-winged Blackbird
- Brown-headed Cowbird
- Northern Oriole
- House Sparrow
- Red-tailed Hawk
- American Kestrel
- Peregrine Falcon
- Virginia Rail
- Greater Roadrunner
- Barn Owl
- Burrowing Owl
- Northern Mockingbird
- Crissal Thrasher
- Bell's Vireo
- Lucy's Warbler
- Summer Tanager
- Lesser Goldfinch
- Black-tailed Gnatcatch