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)
- Northern Harrier (Square)
- Northern Goshawk (Square)
- Golden Eagle (Hexagon) (Square)
- American Kestrel (Square)
- Blue Grouse (Square)
- Ruffed Grouse (Square)
- Wild Turkey (Hexagon) (Square)
- California Quail (Hexagon) (Square)
- Mountain Quail (Square)
- Common Snipe (Square)
- Band-tailed Pigeon (Square)
- Mourning Dove (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Northern Pygmy-Owl (Square)
- Spotted Owl (Square)
- Barred Owl (Hexagon) (Square)
- Great Gray Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Hexagon) (Square)
- Common Nighthawk (Square)
- Vaux's Swift (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Square)
- Red-breasted Sapsucker (Square)
- Red-naped Sapsucker (Square)
- Downy Woodpecker (Square)
- Three-toed Woodpecker (Hexagon) (Square)
- Black-backed Woodpecker (Square)
- Willow Flycatcher (Square)
- Western Flycatcher (Square)
- Tree Swallow (Square)
- Violet-green Swallow (Square)
- Cliff Swallow (Hexagon) (Square)
- Barn Swallow (Square)
- American Crow (Square)
- Mountain Chickadee (Square)
- Rock Wren (Square)
- Bewick's Wren (Hexagon) (Square)
- Mountain Bluebird (Square)
- Townsend's Solitaire (Square)
- Cedar Waxwing (Hexagon) (Square)
- European Starling (Hexagon) (Square)
- Orange-crowned Warbler (Square)
- Nashville Warbler (Square)
- Yellow Warbler (Square)
- MacGillivray's Warbler (Square)
- Common Yellowthroat (Square)
- Wilson's Warbler (Square)
- Black-headed Grosbeak (Square)
- Lazuli Bunting (Hexagon) (Square)
- Green-tailed Towhee (Hexagon) (Square)
- Brewer's Sparrow (Hexagon) (Square)
- Lincoln's Sparrow (Square)
- Brewer's Blackbird (Square)
- Brown-headed Cowbird (Square)
- Purple Finch (Square)
- Cassin's Finch (Square)
- American Goldfinch (Hexagon) (Square)