Marine Mammal Institute

Pitman, R. L., Ballance, L. T., Mesnick, S. L., & Chivers, S. J.. (2001). Killer whale predation on sperm whales: observations and implications. Marine Mammal Science 17(3):494-507, 17(3), 494-507.

Pitman, R. L., Palacios, D. M., Brennan, P. L. R., Brennan, B. J., Balcomb, K. C., & Miyashita, T.. (1999). Sightings and Possible Identity of a Bottlenose Whale in the Tropical Indo-Pacific: Indopacetus Pacificus?. Marine Mammal Science, 15(2), 513-518. doi:10.1111/j.1748-7692.1999.tb00818.x

Ballance, L. T., & Pitman, R. L.. (1998). Cetaceans of the Western Tropical Indian Ocean: Distribution, Relative Abundance, and Comparisons with Cetacean Communities of Two Other Tropical Ecosystems. Marine Mammal Science, 14(3), 429-459.

Pitman, R. L., & Jehl, J. R.. (1998). Geographic variation and reassessment of species limits in “Masked” Boobies of the eastern Pacific. Wilson Bulletin, 110, 155-170.

Jefferson, T. A., Pitman, R. L., Leatherwood, S., & Dolar, M. L. L.. (1997). Developmental and sexual variation in the external appearance of Fraser's dolphins (Lagenodelphis hosei). Aquatic Mammals, 23, 145-153.

Ballance, L. T., Pitman, R. L., & Reilly, S. B.. (1997). Seabird Community Structure Along a Productivity Gradient: Importance of Competition and Energetic Constraint. Ecology, 78(5), 1502. doi:10.2307/2266144

Everett, W. T., & Pitman, R. L.. (1996). Avian specimens from Rocas Alijos. In Rocas Alijos. Scientific results from the Cordell expeditions (pp. 359-362). London: Kluwer Academic Publishers.

Pitman, R. L. (1996). Marine mammals of Rocas Alijos. In Rocas Alijos. Scientific results from the Cordell expeditions (pp. 363-364). London: Kluwer Academic Publishers.

Pitman, R. L., Spear, L. B., & Force, M. P.. (1995). The marine birds of Malpelo Island, Colombia. Colonial Waterbirds, 18, 113-119.

Frazier, J. G., Fierstine, H. L., Beavers, S. C., Achaval, F., Suganuma, H., Pitman, R. L., et al.. (1994). Impalement of marine turtles (Reptilia, Chelonia: Cheloniidae and Dermochelyidae) by billfishes (Osteichthyes, Perciformes: Istiophoridae and Xiphiidae). Environmental Biology of Fishes, 39, 85-96.

Pitman, R. L. (1993). Seabird associations with marine turtles in the eastern Pacific. Colonial Waterbirds, 16(2), 194-201.

Everett, W. T., & Pitman, R. L.. (1993). Status and conservation of shearwaters of the North Pacific. In The status, ecology, and conservation of marine birds of the North Pacific (pp. 93-100). Ottawa: Canadian Wildlife Service, Environment Canada.

Pitman, R. L., & Ballance, L. T.. (1992). Parkinson's Petrel Distribution and Foraging Ecology in the Eastern Pacific: Aspects of an Exclusive Feeding Relationship with Dolphins. The Condor, 94(4), 825 - 835. doi:10.2307/1369280

Pitman, R. L., & Ballance, L. T.. (1990). Daytime Feeding by Leach's Storm-Petrel on a Midwater Fish in the Eastern Tropical Pacific. The Condor, 92(2), 524. doi:10.2307/1368253

Fraser, W. R., Pitman, R. L., & Ainley, D. G.. (1989). Seabird and fur seal responses to vertically migrating winter krill swarms in Antarctica. Polar Biology, 10(1). doi:10.1007/BF00238288

Au, D. W. K., & Pitman, R. L.. (1988). Seabird relationships with tropical tunas and dolphins. In Seabirds and other marine vertebrates. Competition, predation and other interactions (pp. 174-212). New York: Columbia University Press.

Pitman, R. L., Aguayo-L, A., & Urban-R, J.. (1987). Observations of an unidentified beaked whale (Mesoplodon sp.) in the eastern tropical Pacific. Marine Mammal Science, 3, 345-352.

Au, D. W. K., & Pitman, R. L.. (1986). Seabird Interactions with Dolphins and Tuna in the Eastern Tropical Pacific. The Condor, 88(3), 304 - 317. doi:10.2307/1368877

Pitman, R. L. (1985). The marine birds of Alijos Rocks, Mexico. Western Birds, 16, 81-92.