Breeds along rocky and sandy coasts, on tundra, on islands in larger lakes and rivers, or on sea cliffs. Most colonies are on low, rocky, grassy, or sandy islands with low sparse vegetation, but may nest in wide variety of habitats (NatureServe 2007b). Will nest in urban areas. Foraging habitat usually spatially separate from nesting habitat and includes the sea, intertidal areas, sandy beaches, mudflats, fields, and dumps (Pierotti and Good 1994).
NatureServe. 2007b. NatureServe Explorer: An online encyclopedia of life [web application]. Version 6.2. NatureServe, Arlington, Virginia. Available http://www.natureserve.org/explorer.
Pierotti, R. J. and T. P. Good. 1994. Herring Gull (Larus argentatus). In The Birds of North America, Vol. 4, No. 124 (A. Poole and F. Gill, Eds.). Philadelphia: The Academy of Natural Sciences; Washington, D.C.: The American Ornithologists’ Union.