Anser albifrons—Greater White-fronted Goose (Guthrie 1998)
Branta canadensis—Canadian Goose (Guthrie 1998)
Chen caerulescens—Snow Goose (Guthrie 1998)
†Chendytes lawi—Law's Flightless Goose (Guthrie 1998)
Melanitta perspicillata—Surf Scoter (Guthrie 1998)
Melanitta fusca—White-winged Scoter (Guthrie 1998)
Mergus serrator—Red-breasted Merganser (Guthrie 1998)
Gavia immer—Common Loon (Guthrie 1998)
Gavia pacifica—Pacific Loon (Guthrie 1998)
Aechmophorus sp.—Western Grebe (Guthrie 1998)
Podiceps auritus—Horned Grebe (Guthrie 1998)
Podiceps nigricollis—Eared Grebe (Guthrie 1998)
Phoebastria albatrus—Short-tailed Albatross (Guthrie 1998)

Diomedea albatrus

Fulmarus glacialis—Northern Fulmar (Guthrie 1998)
Puffinus griseus—Sooty Shearwater (Guthrie 1998)
Puffinus opisthomelas—Black-vented Shearwater (Guthrie 1998)
Puffinus tenuirostris—Short-tailed Shearwater (Guthrie 1998)
Oceanodroma homochroa—Ashy Storm-Petrel (Guthrie 1998)
Phalacrocorax pelagicus—Pelagic Cormorant (Guthrie 1998)
Phalacrocorax penicillatus—Brandt's Cormorant (Guthrie 1998)
Pelecanus occidentalis—Brown Pelican (Guthrie 1998)
Ardea herodias—Great Blue Heron (Guthrie 1998)
Plegadis chihi—White-faced Ibis (Guthrie 1998)
Gymnogyps californianus—California Condor (Guthrie 1998)
Buteo jamaicensis—Red-tailed Hawk (Guthrie 1998)
Haliaeetus leucocephalus—Bald Eagle (Guthrie 1998)
Haematopus bachmani—Black Oystercatcher (Guthrie 1998)
Charadrius sp.—Plovers (Guthrie 1998)
Arenaria melanocephala—Black Turnstone (Guthrie 1998)
Calidris alba—Sanderling (Guthrie 1998)
Calidris canutus—Red Knot (Guthrie 1998: cf.)
Limosa fedoa—Marbled Godwit (Guthrie 1998)
Numenius phaeopus—Whimbrel (Guthrie 1998)
Phalaropus fulicarius—Red Phalarope (Guthrie 1998)

Cepphus columba—Pigeon Guillemot (Guthrie 1998)
Cerorhinca sp.—Undescribed Auklet (Guthrie 1998)
Fratercula cirrhata—Tufted Puffin (Guthrie 1998)
†Fratercula dowi—Dow's Puffin (Guthrie et al. 2000)
Ptychoramphus aleuticus—Cassin's Auklet (Guthrie 1998)
Synthliboramphus antiquus—Ancient Murrelet (Guthrie 1998)
Synthliboramphus hypoleucus—Guadalupe Murrelet (Guthrie 1998)
Uria aalge—Common Murre (Guthrie 1998)
Chroicocephalus philadelphia—Bonaparte's Gull (Guthrie 1998)

Larus philadelphia

Larus canus or L. delawarensis—Mew Gull (cf.) or Ring-billed Gull (Guthrie 1998)
Larus californicus—(Guthrie 1998)
Larus sp. (large)—Large Gull (Guthrie 1998)
Rissa tridactyla—Red-legged Kittiwake (Guthrie 1998)
Tyto alba—Barn Owl (Guthrie 1998)
Athene cunicularia—Burrowing Owl (Guthrie 1998)
†Asio priscus—Ancient Owl (Campbell 2013)
Caracara cheriway—Northern Caracara (Guthrie 1998)

Polyborus plancus

Falco peregrinus—Peregrine Falcon (Guthrie 1998)
Falco sparverius—American Kestrel (Guthrie 1998)
Corvus corax—Common Raven (Guthrie 1998)
Eremophila alpestris—Horned Lark (Guthrie 1998)
Melospiza melodia—Song Sparrow (Guthrie 1998)
Zonotrichia leucophrys —White-crowned Sparrow (Guthrie 1998)

Mammalia

†Mammuthus exilis—Channel Island Mammoth (Jefferson 1991b)
†Microtus miguelensis—San Miguel Vole (Guthrie 1998)
†Peromyscus nesodytes—Giant Deer Mouse (Guthrie 1993)
†Desmodus stocki—Stock's Vampire Bat (Guthrie 1998)
Urocyon littoralis—Island Fox (Guthrie 1991)
Enhydra lutris—Sea Otter (Guthrie 1993)
†Equus sp.—Horses (Jefferson 1991b)