http://entomology.wsu.edu/apis/
Native Bees
Extension Native Bee information – Identification and general information.
Bee Basics: An Introduction to Our Native Bees – A USDA Forest Service and Pollinator Partnership Publication.
The Biology and External Morphology of Bees– With keys and a synopsis of Northwestern Genera (140 pp.)
Managing Alternative Pollinators – A Handbook for Beekeepers, Growers, and Conservationists (170 pages)
Native Pollinators: How to Protect and Enhance Habitat for Native Bees – Great pictures. 11pp.Bumble Bee Links
Mason Bees (see the links at the bottom of this link for additional information)
Other References:
How to Reduce Bee Poisoning from Pesticides
Pollinator Conservation Resources – Pacific Northwest Region http://www.xerces.org/pollinators-pacific-northwest-region/
Farming for Bees: Guidelines for providing habitat
http://www.xerces.org/wp-content/uploads/2008/11/farming_for_bees_guidelines_xerces_society.pdf
How to Manage the Blue Orchard Bee
http://www.sare.org/publications/bee/blue_orchard_bee.pdf
Native Pollinators http://extension.wsu.edu/maritimefruit/Pages/Pollination.aspx
Pacific Northwest Insect Management Handbook – Bee Protection http://uspest.org/pnw/insects?09BEES01.dat
Trap-Nesting Wasps and Bees: Life Histories, Nests and Associates http://archive.org/stream/trapnestingwasps00krom#page/n5/mode/2up
(updated 03/10/12)