Lesser Scaup (Aythya affinis)

Species Account

Ordered chronologically (not necessarily by HRBP number)
HRBP 0400. Lesser Scaups (Aythya affinis), center, with Canvasback (left) and Ring-necked Ducks (right). 1-2 Greater Scaups may also be present. Waiakea Pond, Hawai'i I, 1 Dec 1977. © Robert J. Shallenberger
HRBP 5649. Lesser Scaup (Aythya affinis). BPBM 157346, collected 2 Feb 1980, Midway Atoll. Photo © Peter Pyle
HRBP 5650. Male Lesser (Aythya affinis), upper, and female Greater (A. marila), lower, scaups. BPBM 157346 and 178506, collected 2 Feb 1980 and 10 Feb 1992, respectively, on Midway Atoll. Photo © Peter Pyle
HRBP 0521. Lesser Scaups (Aythya affinis), left and right, with Tufted Duck (center) and Black-necked Stilt. Waipi'o Peninusla, O'ahu, 6 Dec 1982. © Peter Donaldson
HRBP 0522. Lesser Scaups (Aythya affinis), left and right, with Tufted Duck (center) and Hawaiian Coot. Waipi'o Peninusla, O'ahu, 6 Dec 1982. © Peter Donaldson
HRBP 0523. Lesser Scaups (Aythya affinis), right two birds, with Tufted Duck. Waipi'o Peninusla, O'ahu, 6 Dec 1982. © Peter Donaldson
HRBP 0524. Lesser Scaups (Aythya affinis), with Tufted Ducks (second and fourth birds). Waipi'o Peninusla, O'ahu, 6 Dec 1982. © Peter Donaldson
HRBP 0525. Lesser Scaups (Aythya affinis), with Tufted Duck (second from left). Waipi'o Peninusla, O'ahu, 6 Dec 1982. © Peter Donaldson
HRBP 0818. Lesser Scaup (Aythya affinis), left, with Common Goldeneye. Laysan Island, 10 Nov 1988. © Paul Hendricks
HRBP 0819. Lesser Scaup (Aythya affinis), left, with Laysan Duck. Laysan Island, 10 Nov 1988. © Paul Hendricks
HRBP 0820. Lesser Scaup (Aythya affinis). Laysan Island, 10 Nov 1988. © Paul Hendricks
HRBP 0821. Lesser Scaup (Aythya affinis). Laysan Island, 10 Nov 1988. © Paul Hendricks
   
HRBP 0822. Lesser Scaup (Aythya affinis), center, with Hawaiian Coot (left) and Laysan Ducks (right). Laysan Island, 10 Nov 1988. © Paul Hendricks
 HRBP 5884. Lesser Scaup (Aythya affinis), right, with Ring-necked Duck. Kawaiele, Kaua'i, 17 Jan 2008. © Jim Denny  
Photographs and images contributed to Hawaii Rare Bird Photograph (HRBP) file, B. P. Bishop Museum, Honolulu and part of The Birds of the Hawaiian Islands: Occurrence, History, Distribution, and Status by Robert L. Pyle and Peter Pyle. See Introduction for more information.