Greater Scaup (Aythya marila), Patagonia Lake, Santa Cruz County

This Greater Scaup was found by Kenneth Zaslow on 7 December 2016 and photographed by Alan Schmierer on 17 December 2016

Greater Scaup is a casual transient and winter visitor away from the Lower Colorado River where it is regular in good numbers in the winter.

Square top head with slight rounded shape, very wide bill with extensive black nail.

17 December 2016, photo by Alan Schmierer

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