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 THIS IS A DEVELOPMENT VERSION OF THE OREGON EXPLORER.  For the production version please go to




Birds are the most diverse group of vertebrates in Oregon, with over 400 species known, found in all habitats across the state.

Articles & Stories

Why is the sagebrush steppe ecosystem unique and threatenened? Is the most widespread...
Birds are by far the most diverse and best known group of wildlife in the Willamette...
Merganser (Dave Budeau) Nearly 500 species of birds have been recorded in Oregon. Of...
It is the State of Oregon's policy "to prevent the serious depletion of any indigenous species" (...
An ounce of prevention is worth a pound of cure. Once a species becomes threatened or endangered,...

Maps and Tools

The Oregon Imagery Explorer Image Viewing and Extraction tool enables users to view, compare,... more

Data Collections

The Oregon Spatial Data Library... more