Sylvan Lake
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View Surveys (1)
View Sources (3)
Grebe Survey Summary
- Max Adults: 22
- Year: 1991-2011
- Most Recent Adults: ?
- Year: 2011
- Survey Type: Shore; Boat; Air
- Most Common Threats Reported: N/A
- Lake name:
- Sylvan Lake
- Location:
- Alberta
- Latitude:
- 52.3552777
- Longitude:
- -114.1552778
- Surface area (km2):
- 42.8
- Basin type:
- non-reservoir
- Management agency:
- Alberta Environment
- Region associations:
- Sylvan Lake Natural Area
- Designations:
- Natural Area
- Comments:
- Water levels considered relatively stable.
Surveys (1)
Survey Citation:
COSEWIC. 2014. COSEWIC assessment and status report on the western grebe (Aechmophorus occidentalis) in Canada. Committee on the Status of Endangered Wildlife in Canada. Ottawa. 55 pp. www.registrelep-sararegistry.gc.ca/default_e.cfm
-
Type
shore; boat; air -
Time period
1991, 2011 -
Source
Report -
Both Western and Clarks?
N
| Count Type | Range | Max | Year |
|---|---|---|---|
| Max Adults | 1 to 100 | 22 | 1991-2011 |
| Most Recent Adults | 1 to 100 | ? | 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:
From Table A.2, maximum counts of breeding Western grebes from surveys mostly conducted during nesting season from June and July from 1991 to 2011 (sourced from Wilson, A. and Smith, P.A. 2013. Distribution and population status of Western Grebes in Canada. Unpublished report for the Canadian Wildlife Service). No break out of data per year or other details.
Sources of Information
- Mitchell, P. 1990. Atlas of Alberta Lakes, University of Alberta Press. ProQuest Ebook Central, http://ebookcentral.proquest.com/lib/uidaho/detail.action?docID=3411706.
- Canadian Geographical Names Database (CGNDB)
- Sylvan Lake Natural Area