Whitewater River Estuary
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View Surveys (1)
View Sources (3)
Grebe Survey Summary
- Max Adults: presence
- Year: late 1970s to early 1990s
- Most Recent Adults: presence
- Year: early 1990s
- Survey Type: N/A
- Most Common Threats Reported: N/A
- Lake name:
- Whitewater River Estuary
- Location:
- California
- Latitude:
- 33.5083606
- Longitude:
- -116.0572239
- Basin type:
- non-reservoir
- Management agency:
- Wildlands Conservancy; Bureau of Land Management
- Region associations:
- Salton Sea
- Comments:
- Uncertain where this estuary is within Riverside County so these coordinates are for the river in general.
Surveys (1)
Survey Citation:
Ivey, G. L. 2004. Conservation assessment and management plan for breeding Western and Clarkâs Grebes in California. Unpublished technical report. American Trader Trustee Council, California. . Accessed 15 January 2020.
-
Time period
late 1970s, early 1990s -
Source
Conservation Assessment, Management Plan -
Both Western and Clarks?
Y
| Count Type | Range | Max | Year |
|---|---|---|---|
| Max Adults | 1 to 100 | presence | late 1970s to early 1990s |
| Most Recent Adults | 1 to 100 | presence | late 1970s to early 1990s |
| Max Nests | 1 to 100 | presence | late 1970s to early 1990s |
| Most Recent Nests | 1 to 100 | presence | late 1970s to early 1990s |
| Max Chicks | 1 to 100 | presence | late 1970s to early 1990s |
| Most Recent Chicks | 1 to 100 | presence | late 1970s to early 1990s |
Comments:
This entry to capture historical record of breeding grebes in CA prior to 2002. There were breeding grebes in "recent years" and noted as colony site but has declined after 1980 (Small 1994). No years nor numbers given. Based on description, estimating years as late 1970s to early 1990s.