Marine mammal science, 17 3 , The heavy and powerful tail of an adult whale is potentially capable of delivering lethal blows. Monodontidae Delphinapterus Beluga D. Females remain at lower latitudes. Sperm whales are not the easiest of whales to watch , due to their long dive times and ability to travel long distances underwater. Family of spermwhales underwater near water surface, shot from below.
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When hunting smaller fish, sperm whale pods can work together to force feeder fish into ball-like clumps that are more substantial to eat than individuals. Herman Melville 's novel Moby-Dick is based on a true story about a sperm whale that attacked and sank the whaleship Essex. Commercial whaling has ceased,  and the species is protected almost worldwide, though records indicate that in the eleven-year period starting from , Japan has caught 51 sperm whales. Ziphiidae Beaked whales Berardius Arnoux's beaked whale B. As a species, the sperm whale is not facing immediate threat, but some populations need to be carefully monitored, and there is need for tight management of any exploitation 1. Lofoten, Greenland, Svalbard, Iceland.
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The Whale and Dolphin Conservation Society: Retrieved 19 Jan The History of Whaling in America. They were once thought to be a way by which individuals identified themselves, but individuals have been observed producing multiple codas, and the same codas are used by multiple individuals.
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Description: Killer whale Orcinus orca and sperm whale Physeter macrocephalus interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic. The blow is a noisy, single stream that rises up to 2 metres 6. The earliest available species-group name for a southern hemisphere sperm whale is Physeter australasianus Desmoulins, It occurs in tropical to sub-polar waters 2.