Following the summary of migrating plovers from the Americas, here is a selection from the classic wader group, the Calidrids.
The members of this genus that travel from North America to winter in South America are; Red Knot, Sanderling, Semipalmated, Western, Least, White-rumped, Baird's and Pectoral Sandpipers.
Red Knot Calidris canutus; Least concern, global population estimated at 1,100,000 individuals. Global population trend declining, American population crashed and it may be categorised as threatened in the USA, average peak numbers recorded at Delaware Bay from 1986 - 95 were 46,000, from 1996 - 2011 that average is now 26,000.
http://www.waderquest.org/2014/04/its-migration-time-on-pacific_11.html
The members of this genus that travel from North America to winter in South America are; Red Knot, Sanderling, Semipalmated, Western, Least, White-rumped, Baird's and Pectoral Sandpipers.
Red Knot Calidris canutus; Least concern, global population estimated at 1,100,000 individuals. Global population trend declining, American population crashed and it may be categorised as threatened in the USA, average peak numbers recorded at Delaware Bay from 1986 - 95 were 46,000, from 1996 - 2011 that average is now 26,000.
http://www.waderquest.org/2014/04/its-migration-time-on-pacific_11.html
