Martinez Lake, Imperial National Wildlife Refuge (NWR)

View on Full Map View Surveys (1) View Sources (2)

Grebe Survey Summary

  • Max Adults: presence
  • Year: 2006
  • Most Recent Adults: presence
  • Year: 2006
  • Survey Type: N/A
  • Most Common Threats Reported: N/A
Lake name:
Martinez Lake, Imperial National Wildlife Refuge (NWR)
Location:
Arizona
Latitude:
32.981355
Longitude:
-114.4757621
Surface area (km2):
1.6
Basin type:
reservoir
Dam completion date:
1911
Primary vegetation for nesting:
tamarisk
Management agency:
U.S. Fish and Wildlife Service
Region associations:
Colorado River; Southwest Arizona NWR Complex; Cibola NWR
Designations:
National Wildlife Refuge
Comments:
A portion of the lake is part of Imperial NWR.

Surveys (1)

Survey Citation:
Jenness, D. 2020. Extreme water level fluctuations limit breeding of western and Clark's grebes at San Carlos Lake, Arizona. Arizona Birds - Journal of Arizona Field Ornithologists. Volume 2020. Arizona.

  • Time period
    2006
  • Source
    Article
  • Both Western and Clarks?
    Y
Count Type Range Max Year
Max Adults 1 to 100 presence 2006
Most Recent Adults 1 to 100 presence 2006
Max Nests 1 to 100 presence 2006
Most Recent Nests 1 to 100 presence 2006
Max Chicks 1 to 100 3 2006
Most Recent Chicks 1 to 100 3 2006

Comments:

Not a survey but an observation of a brood with Western and Clark's chicks observed in January (Detwiler 2006) as an example of an early nesting period.

Sources of Information