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.
- Pied-billed Grebe (Square)
- Double-crested Cormorant (Hexagon) (Square)
- Great Blue Heron (Hexagon) (Square)
- Black-crowned Night-Heron (Square)
- Canada Goose (Square)
- Wood Duck (Hexagon) (Square)
- Green-winged Teal (Square)
- Mallard (Square)
- Northern Pintail (Square)
- Cinnamon Teal (Square)
- Northern Shoveler (Square)
- Gadwall (Square)
- American Wigeon (Square)
- Common Merganser (Hexagon) (Square)
- Turkey Vulture (Square)
- Osprey (Hexagon) (Square)
- Bald Eagle (Hexagon) (Square)
- Northern Harrier (Square)
- Cooper's Hawk (Hexagon) (Square)
- Swainson's Hawk (Hexagon) (Square)
- Golden Eagle (Square)
- American Kestrel (Square)
- Peregrine Falcon (Hexagon) (Square)
- Prairie Falcon (Square)
- Ring-necked Pheasant (Hexagon) (Square)
- Sage Grouse (Square)
- California Quail (Square)
- Virginia Rail (Hexagon) (Square)
- Sora (Square)
- American Coot (Square)
- Sandhill Crane (Square)
- Killdeer (Square)
- Spotted Sandpiper (Square)
- Long-billed Curlew (Square)
- Common Snipe (Hexagon) (Square)
- Mourning Dove (Square)
- Yellow-billed Cuckoo (Hexagon) (Square)
- Barn Owl (Square)
- Western Screech-Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Long-eared Owl (Square)
- Short-eared Owl (Square)
- Common Nighthawk (Square)
- White-throated Swift (Hexagon) (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Hexagon) (Square)
- Belted Kingfisher (Hexagon) (Square)
- Lewis's Woodpecker (Hexagon) (Square)
- Red-naped Sapsucker (Hexagon) (Square)
- Downy Woodpecker (Hexagon) (Square)
- Northern Flicker (Square)
- Western Wood-Pewee (Hexagon) (Square)
- Willow Flycatcher (Hexagon) (Square)
- Dusky Flycatcher (Square)
- Say's Phoebe (Square)
- Ash-throated Flycatcher (Square)
- Eastern Kingbird (Hexagon) (Square)
- Tree Swallow (Hexagon) (Square)
- Northern Rough-winged Swallow (Hexagon) (Square)
- Bank Swallow (Square)
- Barn Swallow (Square)
- Black-billed Magpie (Square)
- American Crow (Hexagon) (Square)
- Common Raven (Square)
- Black-capped Chickadee (Square)
- Bushtit (Hexagon) (Square)
- House Wren (Square)
- Marsh Wren (Hexagon) (Square)
- Mountain Bluebird (Square)
- American Robin (Square)
- Northern Mockingbird (Hexagon) (Square)
- European Starling (Square)
- Cassin's Vireo (Hexagon) (Square)
- Warbling Vireo (Square)
- Orange-crowned Warbler (Hexagon) (Square)
- Yellow Warbler (Square)
- MacGillivray's Warbler (Square)
- Common Yellowthroat (Square)
- Yellow-breasted Chat (Hexagon) (Square)
- Western Tanager (Square)
- Black-headed Grosbeak (Square)
- Lazuli Bunting (Square)
- Green-tailed Towhee (Square)
- Chipping Sparrow (Square)
- Vesper Sparrow (Square)
- Lark Sparrow (Hexagon) (Square)
- Savannah Sparrow (Square)
- Grasshopper Sparrow (Hexagon) (Square)
- Fox Sparrow (Square)
- Song Sparrow (Square)
- Red-winged Blackbird (Square)
- Yellow-headed Blackbird (Square)
- Bullock's Oriole (Square)
- American Goldfinch (Hexagon) (Square)