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 (Hexagon) (Square)
- Bald Eagle (Square)
- Sharp-shinned Hawk (Square)
- Cooper's Hawk (Square)
- Red-tailed Hawk (Square)
- Blue Grouse (Square)
- Ruffed Grouse (Square)
- Mountain Quail (Square)
- Marbled Murrelet (Square)
- Great Horned Owl (Square)
- Spotted Owl (Square)
- Barred Owl (Square)
- Northern Saw-whet Owl (Square)
- Vaux's Swift (Square)
- Red-breasted Sapsucker (Square)
- Northern Flicker (Square)
- Western Wood-Pewee (Square)
- Hammond's Flycatcher (Hexagon) (Square)
- Purple Martin (Hexagon) (Square)
- Gray Jay (Hexagon) (Square)
- Black-capped Chickadee (Square)
- Brown Creeper (Square)
- Bewick's Wren (Hexagon) (Square)
- Cassin's Vireo (Hexagon) (Square)
- Hutton's Vireo (Hexagon) (Square)
- Yellow-rumped Warbler (Square)
- Western Tanager (Square)
- Black-headed Grosbeak (Square)
- Pine Siskin (Square)