Mangoverde :: World Bird Guide :: Ducks, Geese and Swans :: Lesser Scaup

Lesser Scaup Aythya affinis

Described by: Eyton (1838)
Alternate common name(s): Little Bluebill
Old scientific name(s): None known by website authors

Photographs

Armleder Park, Cincinnati, Hamilton County, Ohio, USA - Feb 18, 2007 © William Hull  Palo Alto Baylands, Palo Alto, Santa Clara County, California, USA - Dec 25, 2004 © Glen Tepke  Boston, Suffolk County, Massachusetts, USA - Nov 27, 2003 © Glen Tepke  Bayfront Park, Menlo Park, San Mateo County, California, USA - Mar 20, 2002 © Rob Pavey  Bayfront Park, Menlo Park, San Mateo County, California, USA - Mar 20, 2002 © Rob Pavey 
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Range

Nw. to nc. North America;
C. Alaska across n. Canada (c. Yukon, nw. and s. Mackenzie, n. Manitoba (Hudson Bay), w. and s. Ontario, wc. Quebec) s. in the United States to Washington, c. and ne. California, s. Idaho and ne. Colorado, c. Nebraska and Iowa. An isolated population occurs in c. Nebraska, Iowa, on the Great Lakes of n. Illinois to n. Ohio.
Winters s. from the Great Lakes (Lake St. Clair and w. Lake Erie) and along the Atlantic and Pacific coasts and in the Mississippi Valley to the s. United States, Bermuda, the West Indies (Bahamas and Greater Antilles), and through Central America from Mexico to Costa Rica, Panama (Canal Zone, Lake Madden, Lake Gatun and the Chagres River above Gamboa), n. Colombia, n. Venezuela (Falcon, Aragua, Miranda, Monagas and Margarita Is.), Trinidad, Tobago, Surinam, w. Ecuador, and Hawaiian Is.
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North America n. of the Mexican border;
Summer: c. ALK, YUK, c. MAC, c. BCO, ALB, SAS, MAN, ex. w. ONT s. in MON, s. IDH, nc. and sc. WAS, c. ORG, ex. n. CAL, n. NEV (Ruby Lake), n. UTH, WYO, n., nc. and s. COL, ex. w. NEB, c. NDK, ne. SDK, and ex. nw. MIN. Small isolated population in nw. QUE. (Moar Bay region).
Winter: ex. sw. BCO, w. WAS, w. ORG, w. CAL, s. NEV, c. UTH, ARZ, c. NMX, TEX, OKA, se. KAN, c. MOU, ARK, LOU, s. and e. ILL, ex. se. WIS, IND, ex. s. MIC, OHO (s. Great Lakes on Lake Erie), w. KTY, w. TEN, MIS, ALB, ex. s. ONT, PEN, s. NYK, CON, RID, s. MAS, NJY, DEL, MYD, WVA, VIR, NCA, SCA, GEO, FLA;

Videos

Miami Whitewater County Park, Hamilton County, Ohio, USA - Mar 24, 2002 Source: William Hull
Description: Male and female swimming.

Sounds

No sounds are available for this species

References

Clements, James F. Birds of the World: A Checklist. Vista, CA: Ibis Publishing Company, 2000.

Comments/Errors

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