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)
- Bald Eagle (Hexagon) (Square)
- Sharp-shinned Hawk (Square)
- Cooper's Hawk (Hexagon) (Square)
- Northern Goshawk (Square)
- Swainson's Hawk (Hexagon) (Square)
- Red-tailed Hawk (Square)
- Ferruginous Hawk (Hexagon) (Square)
- Golden Eagle (Square)
- Prairie Falcon (Hexagon) (Square)
- Blue Grouse (Square)
- Ruffed Grouse (Square)
- Mountain Quail (Square)
- Barn Owl (Hexagon) (Square)
- Flammulated Owl (Hexagon) (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Hexagon) (Square)
- Northern Pygmy-Owl (Hexagon) (Square)
- Barred Owl (Hexagon) (Square)
- Great Gray Owl (Square)
- Long-eared Owl (Hexagon) (Square)
- Short-eared Owl (Hexagon) (Square)
- Northern Saw-whet Owl (Hexagon) (Square)
- Common Nighthawk (Square)
- Common Poorwill (Hexagon) (Square)
- Vaux's Swift (Square)
- White-throated Swift (Hexagon) (Square)
- Black-chinned Hummingbird (Square)
- Lewis's Woodpecker (Square)
- Red-naped Sapsucker (Square)
- Downy Woodpecker (Square)
- White-headed Woodpecker (Square)
- Black-backed Woodpecker (Hexagon) (Square)
- Pileated Woodpecker (Square)
- Olive-sided Flycatcher (Hexagon) (Square)
- Hammond's Flycatcher (Square)
- Gray Flycatcher (Hexagon) (Square)
- Say's Phoebe (Square)
- Ash-throated Flycatcher (Hexagon) (Square)
- Eastern Kingbird (Square)
- Horned Lark (Square)
- Violet-green Swallow (Square)
- Cliff Swallow (Square)
- Gray Jay (Square)
- Clark's Nutcracker (Square)
- American Crow (Hexagon) (Square)
- Black-capped Chickadee (Hexagon) (Square)
- Bushtit (Hexagon) (Square)
- Rock Wren (Square)
- Winter Wren (Hexagon) (Square)
- Western Bluebird (Square)
- Townsend's Solitaire (Hexagon) (Square)
- Veery (Hexagon) (Square)
- Varied Thrush (Hexagon) (Square)
- Sage Thrasher (Hexagon) (Square)
- Loggerhead Shrike (Hexagon) (Square)
- Cassin's Vireo (Square)
- Cassin's Vireo (Square)
- Warbling Vireo (Square)
- Orange-crowned Warbler (Square)
- Wilson's Warbler (Square)
- Green-tailed Towhee (Hexagon) (Square)
- Brewer's Sparrow (Hexagon) (Square)
- Fox Sparrow (Hexagon) (Square)
- House Finch (Hexagon) (Square)
- Evening Grosbeak (Square)