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 (Hexagon) (Square)
- Cooper's Hawk (Square)
- Red-tailed Hawk (Square)
- American Kestrel (Square)
- Ruffed Grouse (Square)
- California Quail (Square)
- Marbled Murrelet (Square)
- Mourning Dove (Square)
- Western Screech-Owl (Square)
- Great Horned Owl (Square)
- Spotted Owl (Square)
- Barred Owl (Hexagon) (Square)
- Long-eared Owl (Square)
- Northern Saw-whet Owl (Square)
- Vaux's Swift (Square)
- Anna's Hummingbird (Square)
- Calliope Hummingbird (Hexagon) (Square)
- Rufous Hummingbird (Square)
- Lewis's Woodpecker (Square)
- Acorn Woodpecker (Square)
- Red-breasted Sapsucker (Square)
- Downy Woodpecker (Square)
- Hairy Woodpecker (Square)
- Willow Flycatcher (Square)
- Hammond's Flycatcher (Square)
- Dusky Flycatcher (Square)
- Black Phoebe (Hexagon) (Square)
- Western Kingbird (Square)
- Purple Martin (Square)
- Tree Swallow (Square)
- Western Scrub-Jay (Square)
- Common Raven (Square)
- Black-capped Chickadee (Hexagon) (Square)
- Chestnut-backed Chickadee (Square)
- White-breasted Nuthatch (Square)
- Brown Creeper (Square)
- Rock Wren (Square)
- Canyon Wren (Hexagon) (Square)
- Bewick's Wren (Square)
- House Wren (Square)
- Golden-crowned Kinglet (Square)
- Western Bluebird (Square)
- Townsend's Solitaire (Square)
- American Robin (Square)
- Varied Thrush (Square)
- Cedar Waxwing (Square)
- European Starling (Square)
- Nashville Warbler (Hexagon) (Square)
- Yellow-rumped Warbler (Square)
- Yellow-breasted Chat (Square)
- Chipping Sparrow (Square)
- Song Sparrow (Square)
- White-crowned Sparrow (Square)
- Brewer's Blackbird (Square)
- Brown-headed Cowbird (Square)
- Cassin's Finch (Hexagon) (Square)
- Red Crossbill (Square)
- Pine Siskin (Square)
- Lesser Goldfinch (Square)
- Evening Grosbeak (Square)