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An Unusual Reaction And Other Observations Of Sperm Whales Near Fixed-Wing Aircraft, Mari A. Smultea, Joseph R. Mobley Jr., Dagmar Fertl, Gregory L. Fulling

Gulf and Caribbean Research

Reported behavioral reactions by sperm whales to aircraft are sparse, highly variable, and largely anecdotal as summarized below. Observers since the whaling era began have noted that sperm whales tend to be skittish (Whitehead 2003). When documented, sperm whale reactions to both planes and helicopters range from no reaction (Clarke 1956, Gambell 1968, Green et al. 1992) to reactions such as increased surface intervals and dramatic behavioral changes (Clarke 1956, Fritts et al. 1983, Mullin et al. 1991, Würsig et al. 1998, Richter et al. 2003, 2006). Given the lack of supporting data for either case, it is important that …