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)
- Osprey (Square)
- White-tailed Kite (Hexagon) (Square)
- Bald Eagle (Hexagon) (Square)
- Northern Harrier (Square)
- Sharp-shinned Hawk (Hexagon) (Square)
- Red-shouldered Hawk (Square)
- Golden Eagle (Hexagon) (Square)
- American Kestrel (Square)
- Blue Grouse (Square)
- Ruffed Grouse (Square)
- California Quail (Square)
- Common Snipe (Hexagon) (Square)
- Marbled Murrelet (Square)
- Western Screech-Owl (Square)
- Barred Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Square)
- Vaux's Swift (Square)
- Anna's Hummingbird (Square)
- Allen's Hummingbird (Square)
- Lewis's Woodpecker (Hexagon) (Square)
- Acorn Woodpecker (Hexagon) (Square)
- Red-breasted Sapsucker (Square)
- Downy Woodpecker (Square)
- Hairy Woodpecker (Square)
- Western Wood-Pewee (Square)
- Willow Flycatcher (Hexagon) (Square)
- Black Phoebe (Square)
- Western Kingbird (Square)
- Purple Martin (Square)
- Tree Swallow (Square)
- Violet-green Swallow (Square)
- Cliff Swallow (Square)
- Barn Swallow (Square)
- Western Scrub-Jay (Square)
- American Crow (Square)
- Black-capped Chickadee (Square)
- White-breasted Nuthatch (Square)
- Rock Wren (Hexagon) (Square)
- Bewick's Wren (Square)
- House Wren (Square)
- Western Bluebird (Square)
- Varied Thrush (Hexagon) (Square)
- European Starling (Square)
- Cassin's Vireo (Square)
- Warbling Vireo (Square)
- Orange-crowned Warbler (Square)
- Nashville Warbler (Square)
- Yellow Warbler (Square)
- Yellow-rumped Warbler (Square)
- MacGillivray's Warbler (Square)
- Common Yellowthroat (Hexagon) (Square)
- Yellow-breasted Chat (Square)
- Lazuli Bunting (Square)
- Chipping Sparrow (Square)
- White-crowned Sparrow (Square)
- Brewer's Blackbird (Square)
- Brown-headed Cowbird (Square)
- Purple Finch (Square)
- House Finch (Square)
- Pine Siskin (Hexagon) (Square)
- Lesser Goldfinch (Square)
- American Goldfinch (Square)