Whitehead,H.
Humpback whale songs from the North Indian Ocean Journal Article
In: Investigations on Cetacea, vol. 17, no. 499, pp. 157-162, 1985.
Abstract | BibTeX | Tags: Humpback Whale, humpback whales, Indian Ocean, North Pacific, Northern Hemisphere, Oman, singing, Southern Hemisphere
@article{,
title = {Humpback whale songs from the North Indian Ocean},
author = {Whitehead,H.},
year = {1985},
date = {1985-01-01},
journal = {Investigations on Cetacea},
volume = {17},
number = {499},
pages = {157-162},
abstract = {The Author conducted acoustic watches during surveys conducted in the WWF-UUCN Indian Ocean Sperm Whale Project. The survey area extended between the Seychelles and Chagos in the South, to Sri Lanka, India and Oman (Muscat) in the north. It did not include the NW coast of India, Pakistan or Iran. Song was detected near the Kuria Muria Islands from Jan 15th-17th 1982, and in the Gulf of Mannar in Sri Lanka between 19 Feb and 10 March 1982. The songs in both these places contained similar content, and the author concludes that at least some whales were present in these areas and adhering to a Northern Hemisphere breeding cycle. He supports Ross's 1981 suggestion that upwelling in the NIO provides a year-round food source, and that the singing whales are neither Southern Hemisphere migrants, or North Pacific visitors. As no humpback whales were directly observed, he suggests that the survey either missed areas of peak concentration, or that the population is small and dispersed.},
keywords = {Humpback Whale, humpback whales, Indian Ocean, North Pacific, Northern Hemisphere, Oman, singing, Southern Hemisphere},
pubstate = {published},
tppubtype = {article}
}
The Author conducted acoustic watches during surveys conducted in the WWF-UUCN Indian Ocean Sperm Whale Project. The survey area extended between the Seychelles and Chagos in the South, to Sri Lanka, India and Oman (Muscat) in the north. It did not include the NW coast of India, Pakistan or Iran. Song was detected near the Kuria Muria Islands from Jan 15th-17th 1982, and in the Gulf of Mannar in Sri Lanka between 19 Feb and 10 March 1982. The songs in both these places contained similar content, and the author concludes that at least some whales were present in these areas and adhering to a Northern Hemisphere breeding cycle. He supports Ross's 1981 suggestion that upwelling in the NIO provides a year-round food source, and that the singing whales are neither Southern Hemisphere migrants, or North Pacific visitors. As no humpback whales were directly observed, he suggests that the survey either missed areas of peak concentration, or that the population is small and dispersed.