Mole Harbor, Admiralty Island, Alaska. May 19 to June 10 1907. BIRDS. Loon. Gavia imber.. Pacific Loon. G. pacifica. Red-throated Loon. G. lume. Loons were common, and probably included all three of the above species. Marbled Murrelet. Brachyramphus marmoratus. Quite a number seen, mostly in pairs. Pigeon Guillemot. Cepphus columba. Common. Glaucous-winged Gull. Larus glaucescens. Rather common. Short-billed Gull. L. brachyrynchus. Rather common. Bonaparte Gull. L. philadelphia. Saw several, mostly immature birds. Pelagic Cormorant. Phalacrocorax pelagicus. Several frequented the reef of rocks at the mouth of the bay. American Merganser. Mergus americanus. Seen occasionally, principally at the mouth of the creek entering the southwestern corner of the bay. Oldsquaw Duck. Clangula hiemalis. Not common. Harlequin Duck. Histrionicus histrionicus. Seen occasionally. American Scoter. Oidemia americana. White-winged Scoter. O. deglandi. Surf Scoter. O. perspicillata. Scoters were abundant. A large flock remains much of the time near the reef at the mouth of the harbor. Canada Goose. Branta canadensis. Seen frequently, but not as common as at Windfall Harbor. Baird Sandpiper. Actaeodromas bairdii. Saw two sandpipers that appeared to be this species. Solitary Sandpiper. Totanus solitarius. Saw several. Hudsonian Curlew. Numenius hudsonius. Saw a curlew that I think was this sp. Sooty Grouse. Dendragarus obscurus fuliginosus. Common. Hasselberg brought in a set of eggs: Saw several, principally at the lakes, where a set of eggs were taken.