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4 Titles Match Your Query
Showing 1 through 4 of 4
1. North American Breeding Bird Survey (BBS) [brdpwrc0004]   CHILD METADATA
The North American Breeding Bird Survey (BBS), which is coordinated by the Biological Resources Division and Canadian Wildlife Service, is a primary source of population trend and distribution information ...

2. The North American Breeding Bird Survey Results and Analysis, 1966-2005 [PWRC_BBS2003]   PARENT METADATA
The Breeding Bird Survey is a source of information about distributions and population changes of North American birds. It is also a tool for learning about birds, with with connections ...

3. Maryland Miniroute Project [brdpwrc0005]
Survey of population change and trend of breeding birds in Maryland. Geographic Description: Maryland and Delaware Methodology: Roadside survey route of birds. Starts at a random point. 15 stops ...

4. Maryland Winter Bird Survey [BRD_PWRC004_MDwinterbirds]
[For a more detailed metadata record, See: ""] A winter bird survey was conducted throughout Maryland, primarily by volunteers, during the 6 winters of 1988 ...

Showing 1 through 4 of 4
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