Greater Scaup (Aythya marila), Christopher Columbus Park, Tucson, Pima County

This Greater Scaup was found and photographed by David Beaudette on 30 November 2019

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. Up to 6 have been present on this lake.

Broad, smooth rounded head, lacked peaked crown of Lesser Scaup, also a relatively broader bill.Spread wings show extensive white extending into the primaries and wider white stripe in the secondaries than Lesser Scaup

30 November 2019, photo by David Beaudette

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