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.
- Bald Eagle (Square)
- Sharp-shinned Hawk (Square)
- Cooper's Hawk (Square)
- Peregrine Falcon (Square)
- Blue Grouse (Square)
- Mountain Quail (Square)
- Band-tailed Pigeon (Square)
- Western Screech-Owl (Square)
- Great Horned Owl (Square)
- Northern Pygmy-Owl (Square)
- Spotted Owl (Square)
- Barred Owl (Square)
- Great Gray Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Square)
- Black Swift (Hexagon) (Square)
- Western Wood-Pewee (Square)
- Dusky Flycatcher (Square)
- Tree Swallow (Square)
- Violet-green Swallow (Square)
- Gray Jay (Square)
- Black-capped Chickadee (Square)
- Brown Creeper (Square)
- Bewick's Wren (Hexagon) (Square)
- House Wren (Square)
- Golden-crowned Kinglet (Square)
- Townsend's Solitaire (Square)
- Varied Thrush (Square)
- Cedar Waxwing (Square)
- European Starling (Square)
- Nashville Warbler (Square)
- Yellow-rumped Warbler (Square)
- Black-throated Gray Warbler (Square)
- Black-headed Grosbeak (Square)
- Fox Sparrow (Square)
- Song Sparrow (Square)
- Brown-headed Cowbird (Square)
- Purple Finch (Square)
- Red Crossbill (Square)
- Pine Siskin (Square)