High counts of Semipalmated & White-rumped Sandpipers

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Thousands of White-rumped Sandpipers and Semipalmated Sandpipers fatten and molt at North Point before continuing their migration to South America. Highest counts at North Point were 23,000 Semipalmated Sandpipers on 29 August and 10,500 White-rumped Sandpipers on 7 August. Photo 6 August 2011.


At high tide, mixed flocks of thousands roosted peacefully for up to three hours. Photo: 6 August 2011


Molting adult Semipalmated Sandpiper with a lime green flag indicating it was banded at Heislerville Wildlife Management Area, New Jersey, USA on 10 May 2009. Photo: North Point on 13 August 2011.


Our first juvenile Semipalmated Sandpiper was on 29 July 2011. Photo: North Point on 8 August 2011


When White-rumped Sandpipers arrive in southern James Bay from breeding grounds in the Arctic, they are still mainly in worn breeding plumage. Photo at North Point on 27 July 2011.


White-rumped Sandpipers undergo a body molt while fattening at North Point. They molt wings and tail on the wintering grounds in South America. Photo 5 August 2011.

Little Piskwamish had the highest count of 31,657 White-rumped Sandpipers on 11 August. This may be a record count of southbound White-rumped Sandpipers in North America.


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