Lake Powell, Glen Canyon National Recreation Area

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Grebe Survey Summary

  • Max Adults: 15
  • Year: 2010
  • Most Recent Adults: 15
  • Year: 2010
  • Survey Type: Shore
  • Most Common Threats Reported: N/A
Lake name:
Lake Powell, Glen Canyon National Recreation Area
Location:
Utah
HydroLAKE ID:
802
GRanD ID:
597
Latitude:
36.939635
Longitude:
-111.485228
Surface area (km2):
120.8
Basin type:
reservoir
Management agency:
National Park Service
Region associations:
Glen Canyon National Recreation Area
Designations:
Recreation Area
Comments:
On the Utah and Arizona border. Water level has been very low since 2001 due to multi-year drought and climate change.

Surveys (1)

Survey Citation:
Konter, Andre. 2012. Visual assessment of interbreeding Aechmophorus grebes. 124(4): 713-720. Published by The Wilson Journal of Ornithology

  • Type
    shore
  • Time period
    08 July 2010, 25 July 2010
  • Source
    Journal Article
  • Both Western and Clarks?
    Y
Count Type Range Max Year
Max Adults 1 to 100 15 2010
Most Recent Adults 1 to 100 15 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:

"Intermediate" grebes recorded separately, proportion in column AW is Clark's:Western:intermediate out of total grebes assessed (15).

Sources of Information