MacFarlane Reservoir

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Grebe Survey Summary

  • Max Adults: 44
  • Year: 2010
  • Most Recent Adults: 44
  • Year: 2010
  • Survey Type: Shore; Boat
  • Most Common Threats Reported: N/A
Lake name:
MacFarlane Reservoir
Location:
Colorado
Latitude:
40.54440182
Longitude:
-106.292616
Basin type:
reservoir
Dam completion date:
1915
Management agency:
U.S. Fish and Wildlife Service; Bureau of Land Management
Comments:
Considered a deep lake.

Surveys (2)

Survey Citation:
Cavitt, J. F., S. L. Jones, N. M. Wilson, J. S Dieni, T. S. Zimmerman, R. H. Doster, and W. H. Howe. 2014. Atlas of breeding colonial waterbirds in the interior western United States. Research Report, U.S. Department of the Interior, Fish and Wildlife Service, Denver, Colorado.

  • Type
    shore
  • Time period
    15 May 2009, 9 July 2010
  • Source
    Report
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 44 2010
Most Recent Adults 1 to 100 44 2010
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:

Hundertmark is observer. Conducted as part of Western Colonial Waterbird Survey (WCWS), a breeding survey of 18 species from May to July 2009 to 2011, resulting in this Atlas. Survey dates given here are the only dates provided.

Survey Citation:
Giroir, G.P. and T. Leukering. 1999. Breeding distribution and numbers of Eared, Western, and Clark's grebes in Colorado. J. Colorado Field Ornithologists 33:83-90.

  • Type
    shore; boat
  • Time period
    23 May 1998, 28 July 1998
  • Source
    Occasional Paper
  • Both Western and Clarks?
    Y
Count Type Range Max Year
Max Adults 0 0 1998
Most Recent Adults 0 0 1998
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:

One of 93 lakes, ponds, and reservoirs surveyed in CO for 3 species of grebes. No Western nor Clark's grebes found but entered this as zero because this lake was surveyed as part of WCWS. Possible this might not be a breeding lake.

Sources of Information