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Citation: Bb. Hatfield et al., ATTACKS ON SEA OTTERS BY KILLER WHALES, Marine mammal science, 14(4), 1998, pp. 888-894

Authors: HATFIELD BB RATHBUN GB

Citation: Bb. Hatfield et Gb. Rathbun, EVALUATION OF A FLIPPER-MOUNTED TRANSMITTER ON SEA OTTERS, Wildlife Society bulletin, 24(3), 1996, pp. 551-554

Authors: RALLS K HATFIELD BB SINIFF DB

Citation: K. Ralls et al., FORAGING PATTERNS OF CALIFORNIA SEA OTTERS AS INDICATED BY TELEMETRY, Canadian journal of zoology, 73(3), 1995, pp. 523-531

Authors: HATFIELD BB JAMESON RJ MURPHY TG WOODARD DD

Citation: Bb. Hatfield et al., ATYPICAL INTERACTIONS BETWEEN MALE SOUTHERN SEA OTTERS AND PINNIPEDS, Marine mammal science, 10(1), 1994, pp. 111-114