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.
- Horned Grebe (Hexagon) (Square)
- Eared Grebe (Square)
- Western Grebe (Square)
- Clark's Grebe (Square)
- Double-crested Cormorant (Square)
- Least Bittern (Hexagon) (Square)
- Great Blue Heron (Square)
- Great Egret (Square)
- Snowy Egret (Square)
- Black-crowned Night-Heron (Square)
- Wood Duck (Hexagon) (Square)
- Blue-winged Teal (Square)
- Northern Shoveler (Square)
- American Wigeon (Square)
- Canvasback (Square)
- Lesser Scaup (Square)
- Common Merganser (Square)
- Ruddy Duck (Square)
- Osprey (Hexagon) (Square)
- Bald Eagle (Square)
- Sharp-shinned Hawk (Square)
- Cooper's Hawk (Square)
- Northern Goshawk (Square)
- Swainson's Hawk (Square)
- Peregrine Falcon (Square)
- Ring-necked Pheasant (Square)
- Blue Grouse (Hexagon) (Square)
- Sage Grouse (Square)
- Virginia Rail (Square)
- Caspian Tern (Square)
- Forster's Tern (Square)
- Yellow-billed Cuckoo (Hexagon) (Square)
- Barn Owl (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Northern Pygmy-Owl (Square)
- Burrowing Owl (Square)
- Long-eared Owl (Hexagon) (Square)
- Short-eared Owl (Square)
- Common Poorwill (Square)
- Vaux's Swift (Hexagon) (Square)
- White-throated Swift (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Square)
- Lewis's Woodpecker (Hexagon) (Square)
- Williamson's Sapsucker (Square)
- Red-naped Sapsucker (Hexagon) (Square)
- Downy Woodpecker (Square)
- Hairy Woodpecker (Hexagon) (Square)
- Pileated Woodpecker (Hexagon) (Square)
- Olive-sided Flycatcher (Hexagon) (Square)
- Willow Flycatcher (Hexagon) (Square)
- Dusky Flycatcher (Hexagon) (Square)
- Gray Flycatcher (Hexagon) (Square)
- Western Flycatcher (Square)
- Ash-throated Flycatcher (Hexagon) (Square)
- Eastern Kingbird (Hexagon) (Square)
- Horned Lark (Square)
- Northern Rough-winged Swallow (Square)
- Steller's Jay (Square)
- Black-capped Chickadee (Square)
- Bushtit (Hexagon) (Square)
- White-breasted Nuthatch (Hexagon) (Square)
- Bewick's Wren (Hexagon) (Square)
- House Wren (Square)
- Winter Wren (Hexagon) (Square)
- Marsh Wren (Square)
- American Dipper (Hexagon) (Square)
- Ruby-crowned Kinglet (Hexagon) (Square)
- Mountain Bluebird (Square)
- Swainson's Thrush (Hexagon) (Square)
- Hermit Thrush (Hexagon) (Square)
- Northern Mockingbird (Hexagon) (Square)
- Cassin's Vireo (Square)
- Warbling Vireo (Square)
- Orange-crowned Warbler (Hexagon) (Square)
- Nashville Warbler (Hexagon) (Square)
- Yellow-rumped Warbler (Hexagon) (Square)
- MacGillivray's Warbler (Square)
- Common Yellowthroat (Square)
- Yellow-breasted Chat (Hexagon) (Square)
- Western Tanager (Square)
- Black-headed Grosbeak (Hexagon) (Square)
- Green-tailed Towhee (Square)
- Chipping Sparrow (Square)
- Vesper Sparrow (Square)
- Sage Sparrow (Square)
- Fox Sparrow (Hexagon) (Square)
- Lincoln's Sparrow (Hexagon) (Square)
- Dark-eyed Junco (Square)
- Cassin's Finch (Hexagon) (Square)
- Pine Siskin (Hexagon) (Square)
- American Goldfinch (Hexagon) (Square)