Osmia californica bees and nests

Osmia californica bees and nests

Michael emailed me with a question on setting out new nests when the old nests are getting filled.  He asked if adding a nest close…

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Osmia californica

Osmia californica

Osmia californica comes out late in spring, often their emergence overlaps the latter end of the Osmia lignaria (early spring mason bee) season. However very little…

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Discovery of new Sweat Bee Species

Discovery of new Sweat Bee Species

Researcher discovers 11 new sweat bee species, four in New York City area Alfonso emailed me today and let me know about this interesting research. …

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Andrena colony update

Andrena colony update

Here is an update from researcher Mike “We would very much appreciate if you could place a request on your blog. Coastal B.C. would be…

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Researcher is looking for Andrena bee ground nesting colonies

Researcher is looking for Andrena bee ground nesting colonies

This researcher would like assistance with locating a ground nesting colony of Andrena bees.  (Stylopized bees are parasitized bees).  If you have seen any ground…

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Osmia californica by M. D Levin 1966

Osmia californica by M. D Levin 1966

I had to go to my old stomping ground to get this article.  In 10 years Simon Fraser University did not seem to have changed…

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