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

... data for comparing previous and current abundances of B. occidentalis, the Western Bumblebee. Here we provide a comparison of the ... 20 years in the Fraser Valley of British Columbia, Canada. Bombus occidentalis was the second most abundant bumble bee in blueberry fields ...

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

The catastrophic decline of bumblebees

... Illinois has documented four species of U.S. bumblebees (Bombus occidentalis, Bombus pensylvanicus, Bombus affinis and Bombus terricola) ...

Story - Henk Tennekes - 16/10/2011 - 03:44 - 0 comments - 0 attachments