RIS is a keyworded catalog of over 40,000 references about the biology and management of birds of prey. To find articles of interest, you can search by author, title, keyword, year of publication... or any combination of the above. You can search for articles on a particular raptor species by asking for the genus and the species or by referring to an extensive species keyword list. You can search for one of approximately 150 special management topics or for any of approximately 4,000 general keywords.

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RIS is a service of the USGS, Forest and Rangeland Ecosystem Science Center, Snake River Field Station.

Development of the RIS as a web-based information resource is part of the National Biological Information Infrastructure program. For further information or assistance contact fresc_library@usgs.gov. Your comments about this website are appreciated.

Last revised: September 13, 2004