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Evidence for the decline of the western bumble bee (Bombus occidentalis Greene) in British Columbia

While the decline of B. franklini in southwestern U.S.A. and B. affinis in eastern North America have ... 20 years in the Fraser Valley of British Columbia, Canada. Bombus occidentalis was the second most abundant bumble bee in blueberry fields ... collected bumble bees), and it was the second most common Bombus species, overall, collected in berry fields and natural vegetation ...

Story - Henk Tennekes - 03/12/2011 - 17:19 - 0 comments - 1 attachment

Franklin’s bumble bee on edge of extinction

... tracking the critically imperiled Franklin's bumble bee (Bombus franklini) since 1998. Surveys for Franklin's bumble bee clearly show declining ...

Story - Henk Tennekes - 13/12/2011 - 22:19 - 0 comments - 0 attachments

The widespread decline of native pollinators in North America

... 2006 was the last time he saw a Franklin's bumble bee Bombus franklini. Bumblebees alone are responsible for pollinating 15 percent of ...

Story - Henk Tennekes - 11/10/2011 - 08:38 - 0 comments - 0 attachments