These are species that were predicted to breed in the hex or square,
based on habitat and geographic range,
but they were not found. The list specifies Hexagon to indicate
the species was predicted to occur in the hexagon and Square
to indicate it was predicted to occur in the square.
- Turkey Vulture (Square)
- Northern Harrier (Hexagon) (Square)
- Sharp-shinned Hawk (Hexagon) (Square)
- Cooper's Hawk (Square)
- Swainson's Hawk (Square)
- Red-tailed Hawk (Square)
- Ferruginous Hawk (Hexagon) (Square)
- Golden Eagle (Square)
- American Kestrel (Square)
- Prairie Falcon (Hexagon) (Square)
- Chukar (Square)
- Ring-necked Pheasant (Square)
- California Quail (Square)
- Mountain Quail (Square)
- Killdeer (Square)
- Long-billed Curlew (Hexagon) (Square)
- Common Snipe (Square)
- Wilson's Phalarope (Hexagon) (Square)
- Mourning Dove (Square)
- Barn Owl (Hexagon) (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Northern Pygmy-Owl (Hexagon) (Square)
- Long-eared Owl (Hexagon) (Square)
- Short-eared Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Hexagon) (Square)
- Common Nighthawk (Square)
- Common Poorwill (Hexagon) (Square)
- White-throated Swift (Hexagon) (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Hexagon) (Square)
- Rufous Hummingbird (Hexagon) (Square)
- Lewis's Woodpecker (Hexagon) (Square)
- Northern Flicker (Square)
- Western Wood-Pewee (Square)
- Dusky Flycatcher (Square)
- Gray Flycatcher (Square)
- Say's Phoebe (Square)
- Ash-throated Flycatcher (Hexagon) (Square)
- Western Kingbird (Square)
- Eastern Kingbird (Hexagon) (Square)
- Horned Lark (Square)
- Tree Swallow (Square)
- Violet-green Swallow (Square)
- Cliff Swallow (Square)
- Barn Swallow (Square)
- Steller's Jay (Square)
- Black-billed Magpie (Square)
- American Crow (Square)
- Common Raven (Square)
- Mountain Chickadee (Square)
- Bushtit (Square)
- White-breasted Nuthatch (Hexagon) (Square)
- Rock Wren (Square)
- House Wren (Square)
- Western Bluebird (Square)
- Mountain Bluebird (Square)
- Townsend's Solitaire (Square)
- American Robin (Square)
- Sage Thrasher (Square)
- Loggerhead Shrike (Square)
- European Starling (Square)
- Cassin's Vireo (Square)
- Cassin's Vireo (Square)
- Orange-crowned Warbler (Square)
- Black-throated Gray Warbler (Square)
- MacGillivray's Warbler (Hexagon) (Square)
- Western Tanager (Hexagon) (Square)
- Lazuli Bunting (Square)
- Green-tailed Towhee (Hexagon) (Square)
- Chipping Sparrow (Square)
- Brewer's Sparrow (Square)
- Vesper Sparrow (Square)
- Lark Sparrow (Square)
- Sage Sparrow (Hexagon) (Square)
- Grasshopper Sparrow (Hexagon) (Square)
- Dark-eyed Junco (Square)
- Western Meadowlark (Square)
- Brewer's Blackbird (Square)
- Brown-headed Cowbird (Square)
- House Finch (Square)
- Red Crossbill (Hexagon) (Square)
- Pine Siskin (Hexagon) (Square)
- American Goldfinch (Square)