Smith Reservoir

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Grebe Survey Summary

  • Max Adults: 35
  • Year: 2011
  • Most Recent Adults: 35
  • Year: 2011
  • Survey Type: Shore; Boat
  • Most Common Threats Reported: N/A
Lake name:
Smith Reservoir
Location:
Colorado
Latitude:
37.3927372
Longitude:
-105.5304369
Surface area (km2):
1.1
Basin type:
non-reservoir
Management agency:
Colorado Parks and Wildlife
Region associations:
Smith Reservoir SWA
Comments:
Smith Reservoir of Costilla County.

Surveys (3)

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
    21 August 2010, 8 June 2011
  • Source
    Report
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 35 2011
Most Recent Adults 1 to 100 35 2011
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:

In Costilla County. Rawinski 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:
Beason, J., R. Levad, and T. Leukering. 2005. Monitoring Colorado’s Birds: The 2004 field season report. Rocky Mountain Bird Observatory unpub. report. __ pp.

  • Type
    boat
  • Time period
    1998, 2004
  • Source
    Report
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 presence Some 3-years between 1998 and 2004
Most Recent Adults 1 to 100 presence Some 3-years between 1998 and 2004
Max Nests 1 to 100 34 Some 3-years between 1998 and 2004
Most Recent Nests 1 to 100 34 Some 3-years between 1998 and 2004
Max Chicks N/A N/A N/A
Most Recent Chicks N/A N/A N/A

Comments:

In Costilla County. Per authors, active nest count = # nests detected + 0.5*(juveniles detected). This reservoir considered productive for Western grebe nesting in CO due to 34 active nests in 3 years. The 3 year span between 1998 and 2004 was not named.

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
  • Time period
    23 May 1998, 28 July 1998
  • Source
    Occasional Paper
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 presence 1998
Most Recent Adults 1 to 100 presence 1998
Max Nests 1 to 100 14 1998
Most Recent Nests 1 to 100 14 1998
Max Chicks N/A N/A N/A
Most Recent Chicks N/A N/A N/A

Comments:

In Costilla County. One of 93 lakes, ponds, and reservoirs surveyed in CO for 3 species of grebes. Largest colony found in this study.

Sources of Information