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.
- Osprey (Square)
- Bald Eagle (Square)
- Cooper's Hawk (Square)
- Red-tailed Hawk (Square)
- American Kestrel (Square)
- Prairie Falcon (Hexagon) (Square)
- California Quail (Square)
- Mountain Quail (Hexagon) (Square)
- Flammulated Owl (Hexagon) (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Northern Pygmy-Owl (Square)
- Great Gray Owl (Square)
- Long-eared Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Hexagon) (Square)
- Common Poorwill (Hexagon) (Square)
- Vaux's Swift (Hexagon) (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Hexagon) (Square)
- Lewis's Woodpecker (Hexagon) (Square)
- Williamson's Sapsucker (Square)
- Red-naped Sapsucker (Hexagon) (Square)
- Downy Woodpecker (Hexagon) (Square)
- Black-backed Woodpecker (Square)
- Pileated Woodpecker (Hexagon) (Square)
- Gray Flycatcher (Square)
- Western Flycatcher (Square)
- Say's Phoebe (Square)
- Western Kingbird (Hexagon) (Square)
- Tree Swallow (Square)
- Violet-green Swallow (Square)
- Cliff Swallow (Square)
- Western Scrub-Jay (Hexagon) (Square)
- Black-capped Chickadee (Hexagon) (Square)
- Bushtit (Hexagon) (Square)
- Pygmy Nuthatch (Square)
- House Wren (Square)
- Winter Wren (Hexagon) (Square)
- Ruby-crowned Kinglet (Square)
- Western Bluebird (Square)
- Swainson's Thrush (Hexagon) (Square)
- Varied Thrush (Hexagon) (Square)
- Cedar Waxwing (Hexagon) (Square)
- European Starling (Square)
- Cassin's Vireo (Square)
- Warbling Vireo (Square)
- Orange-crowned Warbler (Hexagon) (Square)
- Yellow Warbler (Hexagon) (Square)
- Black-throated Gray Warbler (Hexagon) (Square)
- Wilson's Warbler (Hexagon) (Square)
- Black-headed Grosbeak (Square)
- Lazuli Bunting (Hexagon) (Square)
- Brewer's Sparrow (Hexagon) (Square)
- Lark Sparrow (Hexagon) (Square)
- Lincoln's Sparrow (Hexagon) (Square)
- House Finch (Hexagon) (Square)
- Pine Siskin (Square)
- Evening Grosbeak (Square)