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Baca Lake, Malheur National Wildlife Refuge

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Grebe Survey Summary

  • Max Adults: 10
  • Year: 1980
  • Most Recent Adults: 10
  • Year: 1980
  • Survey Type: Shore
  • Most Common Threats Reported: N/A
Lake name:
Baca Lake, Malheur National Wildlife Refuge
Location:
Oregon
Latitude:
42.9172385
Longitude:
-118.8527184
Basin type:
non-reservoir
Management agency:
U.S. Fish and Wildlife Service
Region associations:
Blitzen Valley; Malheur NWR
Designations:
National Wildlife Refuge
Comments:
In the Blitzen Valley of Malheur NWR.

Surveys (2)

Survey Citation:
Ivey, G. 2006. Atlases of waterbird nesting sites for California, Idaho, Oregon and Washington. Region 1 Non Game Program, U.S. Fish and Wildlife Service, Portland, Oregon.

  • Type
    shore
  • Time period
    1980
  • Source
    Database
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 10 1980
Most Recent Adults 1 to 100 10 1980
Max Nests N/A N/A N/A
Most Recent Nests N/A N/A N/A
Max Chicks N/A N/A N/A
Most Recent Chicks N/A N/A N/A

Comments:

Site referred to in Ivey as Boca Lake. Number of pairs from actual count.

Survey Citation:
Ivey, G., Western grebe colony locations and nest estimates, Harney Basin, Oregon.

  • Time period
    1980, 1990
  • Source
    Database
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 101 to 500 presumably >100 1990
Most Recent Adults 101 to 500 presumably >100 1990
Max Nests 1 to 100 100 1990
Most Recent Nests 1 to 100 100 1990
Max Chicks N/A N/A N/A
Most Recent Chicks N/A N/A N/A

Comments:

Excel spreadsheet of Western grebe colony locations and nest estimates in Harney Basin during Ivey's time as a biologist at Malheur National Wildlife Refuge. Adult count numbers not provided, entered as closest bin estimate for indexing.

Sources of Information

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