Migratory Bird Program
Conserving the Nature of America

DOUBLE-CRESTED CORMORANTSCormorant

Final Environmental Assessment Extended Management of Double-Crested Cormorants Under 50 CFR 21.47 and 21.48

Revision of Expiration Dates for Double-Crested
Cormorant Depredation Orders

Final Rule, Press Release and Q&A's

Documents on cormorant management published by USFWS

Final Environmental Impact Statement (pdf 1,815 kb)

General Cormorant Information
Cormorants and fisheries in the Great Lakes Basin

Patuxent Wildlife Research Center - Cormorants

McMaster University - Cormorants

Canadian Wildlife Service - cormorant fact sheet

Kid's Stuff: APHIS - Living with Cormorants and Natureworks

Bird Bands: If you've found a banded cormorant, please call 1-800-327-BAND to report it. More information on bird banding


Research and Symposia
Status of the Double-Crested Cormorant in North America

Symposium on Double-crested Cormorants: Population Status and Management Issues in the Midwest

USDA APHIS National Wildlife Research Center

Diet bibliography (Adobe Acrobat PDF)

Cormorant impacts on sport fish

Migration map

Cormorant Management

NYSDEC - Cormorant management in New York

Aquaculture permits in the Southeast

USDA APHIS Wildlife Services fact sheet on wildlife damage management
1998 Workshop on cormorant management in the Northeast

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Last updated: April 11, 2012