References

• Glahn, J.F., J.B. Harrel, and C. Vyles. 1998. The diet of wintering Double-crested Cormorants feeding at lakes in the southeastern United States. Colonial Waterbirds 21(3):445-52

• Hanisch, Shauna, Brian Milsap. 2003.   Final environmental impact statement on Double-crested cormorant management in the United States. 

• Hatch, J.J. and D.V. Weseloh. 1999. Double-crested Cormorant (Phalocrocorax auritus). In The Birds of North America, No. 441 (A. Poole and F. Gill , eds.). The Birds of North America, Inc. Philadelphia, PA.

• Hebert, C.E., J. Duffe, D.V. Weseloh, E.M. Senese, and G. Haffner. 2005. Unique island habitats may be threatened by Double-crested Cormorants. Journal of Wildlife Management 69(1):68-76

• Johnsgard, P.A. 1993. Cormorants, Darters, and Pelicans of the World. Smithsonian Inst. Press: Washington, D.C. 445 pp.

• Wires, L.R., F.J. Cuthbert, D.R. Trexel, and A.R. Joshi. 2001. Status of the Double-crested Cormorant (Phalocrocorax auritus): Eastern and Central North America.  USFWS Report.