The Authors

Harry Nehls
Has birded the Willamette Valley since 1949. He lectures and writes about birds for the Audubon Society of Portland, has authored three books, and serves as Secretary of the Oregon Record Committee and subregional editor for North American Birds.

Tom Aversa
Co-author of Birds of the Puget Sound Region, records compiler for the Washington Ornithological Society, and member of the Washington Bird Records Committee, has worked at Woodland Park Zoo in Seattle since arriving from Massachusetts in 1996.

Hal Opperman
Principal author of A Birder's Guide to Washington (American Birding Association) and co-author of Birds of the Puget Sound Region, has lived in the Seattle area since 1967. He is past editor of the Washington Ornithological Society's journal, Washington Birds.

Order the book,
Birds of the Willamette Valley Region
.

Birds of the Inland Northwest and Northern Rockies

By Harry Nehls, Mike Denny, and Dave Trochlell.

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Birds of the Puget Sound Region

By Bob Morse, Tom Aversa & Hal Opperman.

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Birds of the Willamette Valley Region

By Harry Nehls, Tom Aversa & Hal Opperman.

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A Birds of Southwestern British Columbia

By Richard Cannings, Tom Aversa & Hal Opperman.

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Birds of Los Angeles Region

By Kimball Garrett, Jon Dunn & Bob Morse.

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