Conservation Biology Institute

Member since Nov 25, 2009 (last logged in Apr 26, 2017)
Conservation Biology Institute

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The Conservation Biology Institute (CBI) provides scientific expertise to support the conservation and recovery of biological diversity in its natural state through applied research, education, planning, and community service.
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Sea Birds Spring Surveys - 1975 to 2008

Seabird distribution layers are from CDAS, a compilation of at-sea survey data maintained by RG Ford Consulting Company under contract to CDFW-OSPR. The seabird layers here show mean density (weighted to survey effort) from the following surveys, from 1975 through 2008.

For more details on survey methods, see documentation for CDAS 3.11.

Data are divided into the four following ...

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