Jefferson, T. A. 1996. Estimates of abundance of cetaceans in offshore waters of the northwestern Gulf of Mexico, 1992–1993. Southwestern Naturalist 41: 279–87.
Jefferson, T. A., and S. K. Lynn. 1994. Marine mammal sightings in the Caribbean Sea and Gulf of Mexico, Summer 1991. Carribean Journal Science 30: 83–89.
Jefferson, T. A., and A. J. Schiro. 1997. Distribution of cetaceans in the offshore Gulf of Mexico. Mammal Review 27: 27–50.
Mullin, K. D., W. Hoggard, C. Roden, R. Lohoetener, C. Rogers, and B. Taggart. 1991. Cetaceans on the upper Continental Slope in the north-central Gulf of Mexico. OCS Study/MMS 91-0027. New Orleans: U.S. Department of the Interior, Minerals Management Service, Gulf of Mexico, OCS Regional Office.
Mullin, K. D., W. Hoggard, C. Roden, R. Lohoefener, C. Rogers, and B. Taggart. 1994. Cetaceans on the upper Continental Slope in the north-central Gulf of Mexico. Fishery Bulletin (U.S.) 92: 773–86.
Würsig, B., T. A. Jefferson, and D. J. Schmidly. 2000. The Marine Mammals of the Gulf Mexico. Texas A&M University Press, College Station, Tex. 232 pp.
