| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Ross's Goose | X | |||||||||||
| Canada Goose | X | X | X | X | ||||||||
| Brant | X | X | ||||||||||
| Wood Duck | X | |||||||||||
| Gadwall | X | X | X | |||||||||
| American Wigeon | X | X | ||||||||||
| Mallard | X | X | X | X | X | X | ||||||
| Blue-winged Teal | X | |||||||||||
| Cinnamon Teal | X | X | X | |||||||||
| Northern Shoveler | X | |||||||||||
| Northern Pintail | X | X | ||||||||||
| Green-Winged Teal | X | X | ||||||||||
| Greater Scaup | X | |||||||||||
| Harlequin Duck | X | X | ||||||||||
| Surf Scoter | X | X | X | X | X | X | X | X | X | |||
| White-winged Scoter | X | |||||||||||
| Black Scoter | X | |||||||||||
| Long-Tailed Duck | X | |||||||||||
| Bufflehead | X | X | X | X | ||||||||
| Common Goldeneye | X | |||||||||||
| Common Merganser | X | X | X | X | ||||||||
| Red-breasted Merganser | X | X | ||||||||||
| Ruddy Duck | X | X | ||||||||||
| Wild Turkey | X | |||||||||||
| California Quail | X | X | X | X | X | X | ||||||
| Red-throated Loon | X | X | ||||||||||
| Pacific Loon | X | X | X | X | ||||||||
| Common Loon | X | X | X | X | X | X | ||||||
| Pied-billed Grebe | X | X | X | X | ||||||||
| Horned Grebe | X | |||||||||||
| Red-necked Grebe | X | X | ||||||||||
| Eared Grebe | X | X | X | |||||||||
| Western Grebe | X | X | X | X | X | X | X | |||||
| Clark's Grebe | X | X | X | |||||||||
| Black-footed Albatross | X | |||||||||||
| Northern Fulmar | X | X | ||||||||||
| Pink-footed Shearwater | X | X | ||||||||||
| Flesh-footed Shearwater | X | |||||||||||
| Buller's Shearwater | X | X | ||||||||||
| Sooty Shearwater | X | X | ||||||||||
| Short-tailed Shearwater | X | |||||||||||
| Black-vented Shearwater | X | |||||||||||
| Leach's Storm-Petrel | X | |||||||||||
| Ashy Storm-Petrel | X | |||||||||||
| Black Storm-Petrel | X | |||||||||||
| American White Pelican | X | X | X | |||||||||
| Brown Pelican | X | X | X | X | X | X | X | X | X | X | ||
| Brandt's Cormorant | X | X | X | X | X | X | X | |||||
| Double-crested Cormorant | X | X | X | X | X | X | X | X | X | X | ||
| Pelagic Cormorant | X | X | X | X | X | X | X | X | X | |||
| Great Blue Heron | X | X | X | X | X | X | X | |||||
| Great Egret | X | X | X | X | X | |||||||
| Snowy Egret | X | X | X | X | X | |||||||
| Black-crowned Night-Heron | X | X | ||||||||||
| White-faced Ibis | X | |||||||||||
| Turkey Vulture | X | X | X | X | X | X | ||||||
| California Condor | X | |||||||||||
| Osprey | X | |||||||||||
| White-tailed Kite | X | X | X | X | X | X | ||||||
| Northern Harrier | X | X | X | |||||||||
| Sharp-shinned Hawk | X | |||||||||||
| Cooper's Hawk | X | X | ||||||||||
| Red-shouldered Hawk | X | X | X | X | X | |||||||
| Red-tailed Hawk | X | X | X | X | X | X | X | X | X | |||
| Golden Eagle | X | |||||||||||
| American Kestrel | X | X | X | X | X | |||||||
| Merlin | X | |||||||||||
| Peregrine Falcon | X | X | X | X | ||||||||
| Virginia Rail | X | |||||||||||
| Common Moorhen | X | |||||||||||
| American Coot | X | X | X | X | ||||||||
| Black-bellied Plover | X | X | X | X | ||||||||
| Snowy Plover | X | X | X | X | ||||||||
| Semipalmated Plover | X | X | X | |||||||||
| Killdeer | X | X | X | |||||||||
| Black Oystercatcher | X | X | X | X | X | X | X | |||||
| Black-necked Stilt | X | X | X | X | ||||||||
| American Avocet | X | X | X | |||||||||
| Greater Yellowlegs | X | X | X | |||||||||
| Lesser Yellowlegs | X | |||||||||||
| Willet | X | X | X | X | X | X | ||||||
| Wandering Tattler | X | |||||||||||
| Spotted Sandpiper | X | X | ||||||||||
| Whimbrel | X | X | ||||||||||
| Long-billed Curlew | X | X | X | X | ||||||||
| Marbled Godwit | X | X | X | X | X | |||||||
| Ruddy Turnstone | X | X | X | |||||||||
| Black Turnstone | X | X | X | X | X | X | ||||||
| Surfbird | X | |||||||||||
| Sanderling | X | X | X | X | X | |||||||
| Western Sandpiper | X | X | X | |||||||||
| Least Sandpiper | X | X | ||||||||||
| Pectoral Sandpiper | X | |||||||||||
| Dunlin | X | X | X | |||||||||
| Short-billed Dowitcher | X | X | ||||||||||
| Long-billed Dowitcher | X | X | X | |||||||||
| Wilson's Snipe | X | |||||||||||
| Red-necked Phalarope | X | X | X | |||||||||
| Pomarine Jaeger | X | |||||||||||
| Bonaparte's Gull | X | X | ||||||||||
| Heermann's Gull | X | X | X | X | X | X | X | |||||
| Mew Gull | X | |||||||||||
| Ring-billed Gull | X | X | X | |||||||||
| California Gull | X | X | X | X | X | |||||||
| Herring Gull | X | X | ||||||||||
| Thayer's Gull | X | |||||||||||
| Western Gull | X | X | X | X | X | X | X | X | ||||
| Glaucous-winged Gull | X | X | ||||||||||
| Sabine's Gull | X | |||||||||||
| Caspian Tern | X | |||||||||||
| Elegant Tern | X | X | ||||||||||
| Common Tern | X | |||||||||||
| Forster's Tern | X | X | X | |||||||||
| Least Tern | X | |||||||||||
| Black Tern | X | |||||||||||
| Common Murre | X | X | X | X | X | |||||||
| Pigeon Guillemot | X | X | X | X | X | |||||||
| Marbled Murrelet | X | |||||||||||
| Ancient Murrelet | X | |||||||||||
| Cassin's Auklet | X | |||||||||||
| Rhinoceros Auklet | X | X | X | |||||||||
| Tufted Puffin | X | |||||||||||
| Rock Pigeon | X | X | X | X | ||||||||
| Band-tailed Pigeon | X | X | ||||||||||
| Mourning Dove | X | X | X | |||||||||
| Great Horned Owl | X | X | X | |||||||||
| Vaux's Swift | X | X | ||||||||||
| White-throated Swift | X | |||||||||||
| Anna's Hummingbird | X | X | X | X | X | |||||||
| Selasphorus Hummingbird | X | |||||||||||
| Allen's Hummingbird | X | X | ||||||||||
| Belted Kingfisher | X | X | X | X | X | |||||||
| Acorn Woodpecker | X | X | X | X | X | |||||||
| Nuttall's Woodpecker | X | X | X | |||||||||
| Downy Woodpecker | X | X | X | X | X | |||||||
| Hairy Woodpecker | X | X | X | |||||||||
| Northern Flicker | X | X | X | |||||||||
| Western Flycatcher | X | |||||||||||
| Black Phoebe | X | X | X | X | X | X | ||||||
| Say's Phoebe | X | X | ||||||||||
| Loggerhead Shrike | X | |||||||||||
| Hutton's Vireo | X | X | X | |||||||||
| Steller's Jay | X | X | X | X | ||||||||
| Western Scrub-Jay | X | X | X | X | X | X | ||||||
| American Crow | X | X | X | X | X | X | ||||||
| Common Raven | X | X | ||||||||||
| Tree Swallow | X | |||||||||||
| Violet-green Swallow | X | |||||||||||
| Northern Rough-winged Swallow | X | X | ||||||||||
| Cliff Swallow | X | |||||||||||
| Barn Swallow | X | X | X | X | X | X | ||||||
| Chestnut-backed Chickadee | X | X | X | X | X | |||||||
| Oak Titmouse | X | X | ||||||||||
| Bushtit | X | X | X | X | ||||||||
| Red-breasted Nuthatch | X | |||||||||||
| Pygmy Nuthatch | X | X | ||||||||||
| Brown Creeper | X | |||||||||||
| Bewick's Wren | X | X | X | |||||||||