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Mortensen B Lake

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Grebe Survey Summary

  • Max Adults: 6
  • Year: 1994
  • Most Recent Adults: 6
  • Year: 1994
  • Survey Type: Shore
  • Most Common Threats Reported: N/A
Lake name:
Mortensen B Lake
Location:
Wyoming
Latitude:
41.210857
Longitude:
-105.8448879
Surface area (km2):
0.4
Basin type:
non-reservoir
Primary emergent vegetation:
Scirpus acutus
Management agency:
U.S. Fish and Wildlife Service
Region associations:
Laramie Plains; Mortenson NWR
Designations:
National Wildlife Refuge
Comments:
Part of Mortenson National Wildlife Refuge, there is a Mortenson A and B Lake. At Laramie Plains lakes, evaporation rates exceed precipitation rates so water levels decline. At one lake, saline soil can salinate water to levels that exceed the ocean. These are not named as specific threats for particular lakes though so was not entered as such.

Surveys (1)

Survey Citation:
Lawrence, Jean M. 1995. Waterbirds of the Laramie Plains Lakes. M.S. Department of Zoology and Physiology, University of Wyoming, Lander, WY.

  • Type
    shore
  • Time period
    9 May 1994, 5 July 1994
  • Source
    Thesis
  • Both Western and Clarks?
    N
Count Type Range Max Year
Max Adults 1 to 100 6 1994
Most Recent Adults 1 to 100 6 1994
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:

This was a waterbird study of Laramie Plains lakes. From Table 1, relative abundance which is the mean number of birds per survey. At Laramie Plains lakes, evaporation rates exceed precipitation rates so water levels decline. At one lake, saline soil can salinate water to levels that exceed the ocean. These are not named as specific threats for particular lakes though so was not entered as such.

Sources of Information

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