Appearance:

Summer: Black throat framed in fine white stripes at the sides, and a chequered black back. Winter: More contrast between dark and white parts than in Red-Throated Diver. Marked transition between dark neck and white front, and the dark grey crown extends below the eye. In all plumages: Heavier neck and bill than Red-Throated, and bill usually held straight. Visibly protruding chest when swimming. Head shape sometimes squarish. Usually shows big white flank patch.

Sound:

Song: a strong, very resonant, full bodied, low whistling with most syllables rising in pitch: "co clooo-eee, co clooo-eee, co clooo-eee". Also a short grunting "karr".

Song:

Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

Featherbase

CC

Appearance:

Marked black breast-band and mask. Olive-brown upperparts and white underparts. Easily confused with Little Ringed Plover (especially juveniles). Diagnostic characters in adults are; striking white wing-bars (only faint in Little Ringed Plover), orange base of bill and legs, and no yellow eye-ring. Juveniles also show characteristic wing-bars, white supercilium extends behind the eye, lower part of "mask" is rounded and bill is stouter. Tertials do not cover tips of primaries.

Sound:

Usually heard before seen. Contact call a short, soft "koo-eep", with the emphasised second part higher and rising in pitch. Song a cyclic repetition of the contact call. Sometimes with a shortened phrases and a more creaking timbre.

Flight call:

Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

Featherbase

CC

CC-sound:Peter Boesman, Licence,Link.