ADULT In summer has iridescent greenish black head and neck; note two rows of white stripes on neck.… read more
ADULT Has blue-gray on face and sides of neck, red throat, and black and white lines on back of neck… read more
ADULT In summer, has reddish orange neck and flanks. Back is black and black head is adorned with go… read more
ADULT In summer, has gray-brown plumage, palest on flanks and neck. Bill is pale gray with a strikin… read more
ALL BIRDS (not possible to age birds at sea in our region) Have mainly buffish brown upperparts with… read more
ALL BIRDS (ages are not separable in the field) Have dark grayish brown upper wing coverts and mantl… read more
ALL BIRDS (not possible to age birds in the field in our region) Can appear all-dark at a distance, … read more
ALL BIRDS (ages are not separable at sea) Have blackish brown upperparts and mostly white underparts… read more
ALL BIRDS Have dark gray-brown plumage, palest on underside of flight feathers and with pale bar on … read more
ALL ADULTS Have mostly very dark blackish brown plumage except for white rump; upper wings have fain… read more
ADULT Has essentially white body plumage with black wingtips (primaries). Note the buffy yellow wash… read more
ADULT Has streaked, silvery gray upperparts and pale-streaked, brown underparts. Head and neck are w… read more
ADULT has mainly dark plumage, but pale feather centers on back and upper wings create a scaly appea… read more
SUMMER ADULT Often looks mainly dark, but plumage's oily sheen and black-bordered brownish wing feat… read more
Anhinga
Anhinga anhinga
ADULT MALE Has blackish plumage, except for silvery feathers on upper wing coverts and silvery, elon… read more
ADULT Has pure white plumage; during breeding season, long back plumes trail beyond tail. At all tim… read more
ADULT Typical morph appears blue-gray overall, but neck is tinged pinkish and adorned with black and… read more
ADULT Has beautifully patterned brown plumage. Neck and breast have chestnut stripes on paler backgr… read more
ADULT Has pure white plumage for much of year but at height of breeding season it becomes flushed ye… read more
ADULT Has dark green crown, rufous-maroon face and neck, and white running from throat down center o… read more
ADULT BREEDING Has mostly dark blue-gray plumage but a rich purplish maroon head and neck. Has long … read more
ADULT Has pure white plumage with elegant plumes evident during breeding season. Legs are black and … read more
ADULT BREEDING Has mostly blue-gray head, neck, back, and upper wings, with white underparts and ruf… read more
ADULT MALE Mainly yellow-buff, palest on underparts, with buff stripes on throat and breast. Cap and… read more
ADULT BREEDING Blue-gray overall with pale streaks on back and wings and striking face markings: whi… read more
ADULT Has dark, daggerlike bill, black crown and back, gray wings, and pale face and underparts; eye… read more
ADULT Has mostly white plumage with black wingtips, most obvious in flight. Legs, face, and long, do… read more
ADULT BREEDING Has maroon plumage overall with metallic green sheen on back and wing coverts. Bill i… read more
ADULT Appears mainly blackish in harsh light, but brownish plumage tone is revealed at close range. … read more
ADULT Has blackish plumage, except for silvery white primaries. Bald head and upper neck are gray wi… read more
ADULT MALE Has shiny green-blue crown and mane, adorned with white lines. Chin and throat are white,… read more
ADULT MALE Has chocolate brown head and nape, with white breast extending as stripe up side of head.… read more
ADULT MALE Has a striking head pattern with green stripe stretching back from eye, creamy white fore… read more
ADULT MALE Has shiny green head (looks dark in poor light), white breast, and chestnut on flanks and… read more
ADULT MALE Has chestnut-orange head with green patch through eye, faintly bordered with yellow. Plum… read more
ADULT MALE Has bluish head with diagnostic white crescent. Body is buffy brownish, marbled with dark… read more
ADULT MALE Has orange-red head with yellow forehead. Breast is pinkish, while rest of plumage is mai… read more
Mallard
Anas platyrhynchos
ADULT MALE Has yellow bill and green, shiny head and upper neck that are separated from chestnut bre… read more
ADULT MALE Has a buffy gray head and neck, with clear separation from the darker gray, finely patter… read more
ADULT MALE Has black head and neck, former appears shiny purple in good light (green in male Greater… read more
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