Keith Olstad:
Common Loons; Agassiz NWR, Thief River Falls, MN 6481
Keith Olstad:
Common Loon; Agassiz NWR, Thief River Falls, MN 6479
Keith Olstad:
Common Loon; Agassiz NWR, Thief River Falls, MN 6476
Keith Olstad:
Red-necked Grebe; Agassiz NWR, Thief River Falls, MN 6965
Keith Olstad:
Red-necked Grebe; Agassiz NWR, Thief River Falls, MN 6961
Keith Olstad:
Pied-billed Grebe; Agassiz NWR, Thief River Falls, MN 6928
Keith Olstad:
Pied-billed Grebe; Agassiz NWR, Thief River Falls, MN 7375
Keith Olstad:
Blue-winged Teal, drake; Agassiz NWR, Thief River Falls, MN 7278
Keith Olstad:
Blue-winged Teal; Agassiz NWR, Thief River Falls, MN 7083
Keith Olstad:
Ring-necked Duck, drake; Agassiz NWR, Thief River Falls, MN 6394
Keith Olstad:
Blue-winged Teal, drake & hen; Agassiz NWR, Thief River Falls, MN 6358
Keith Olstad:
Ring-necked Duck, drake & hen; Agassiz NWR, Thief River Falls, MN 6820
Keith Olstad:
Ruddy Duck, drake; Agassiz NWR, Thief River Falls, MN 6789
Keith Olstad:
Northern Shoveler, drake; Agassiz NWR, Thief River Falls, MN 7043
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN 6625
Keith Olstad:
Wood Duck, drakes & hens; Agassiz NWR, Thief River Falls, MN 6538
Keith Olstad:
Wood Duck, drakes & hens; Agassiz NWR, Thief River Falls, MN 6536
Keith Olstad:
American Coot; Agassiz NWR, Thief River Falls, MN 6542
Keith Olstad:
Sora; Agassiz NWR, Thief River Falls, MN 6791
Keith Olstad:
Sora; Agassiz NWR, Thief River Falls, MN 6794
Keith Olstad:
Sora; Agassiz NWR, Thief River Falls, MN 6804
Keith Olstad:
Trumpeter Swan; Agassiz NWR, Thief River Falls, MN 6730
Keith Olstad:
Trumpeter Swan; Agassiz NWR, Thief River Falls, MN 6737
Keith Olstad:
Trumpeter Swan; Agassiz NWR, Thief River Falls, MN 6739
Keith Olstad:
Trumpeter Swans; Agassiz NWR, Thief River Falls, MN 7048
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN 7015
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN 7018
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN 7026
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN 7372
Keith Olstad:
American White Pelican; Agassiz NWR, Thief River Falls, MN
