>> GENERAL >>>>>
– medium-sized wader, considerably larger than Dunlin
– nocturnal migrant, local diurnal movements
– migrates singly or in small, loose flocks
>> VISUAL ID >>>>>
Marsh Sandpiper Tringa stagnatilis, BREED
BIF3556, 20/05/2011, Buir Nuur, Mongolia, Mathias Putze
– long yellowish green legs – also part of tarsus protrude the tail (cf. Wood Sandpiper)
– black spots on scapulas indicate breeding plumage
Marsh Sandpiper Tringa stagnatilis, BREED
BIF0192, 09/06/2014, Buir Nuur, Mongolia, Mathias Putze
– white rump and back-‘vedge’ as in Common Greenshank, but straight medium-long and needle-fine, pointed bill
– diffuse thin bars on tail
– worn inner primaries probably indicates 1S
Marsh Sandpiper Tringa stagnatilis BREED
BIF0193, 10/06/2014, Buir Nuur, Mongolia, Mathias Putze
– legs project well beyond tail as in Spotted Redshank
– unmarked white underwings
Marsh Sandpiper Tringa stagnatilis, BREED
BIF3557, 20/05/2011, Buir Nuur, Mongolia, Mathias Putze
Marsh Sandpiper Tringa stagnatilis, JUV/1CY
BIF3554, 09/08/2017, Buir Nuur, Mongolia, Mathias Putze
– JUV/1CY by fresh remiges and pale fringes on medium and lesser secondary coverts
Marsh Sandpiper Tringa stagnatilis
BIF3555, 01/06/2011, Buir Nuur, Mongolia, Mathias Putze
– at distance pointed bill and unmarked white underwings can cause confusion with Spotted Redshank
>> ACOUSTIC ID >>>>>
Marsh Sandpiper Tringa stagnatilis, calls in flight
BIF0197, 11/05/2011, Sarybay, Kazakhstan, Patrick Franke
>> COMPARISON SPECIES >>>>>
Common Greenshank
Spotted Redshank
Wood Sandpiper
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