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Latest Marine Mammal Observer Stories

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2008-08-22 00:10:00

Endangered sperm whales living in the Gulf of Mexico have not been affected by powerful acoustic devices used by oil companies looking for new sources of hydrocarbons, according to a federally funded study released Thursday. The $9.3 million study examined the impact of offshore seismic activity for six years. Seismic work involves firing air guns into the water, on the Gulf's sperm whale population, estimated to be around 1,600. The project included researchers from eight universities, but...


Word of the Day
tessitura
  • The prevailing range of a vocal or instrumental part, within which most of the tones lie.
This word is Italian in origin and comes from the Latin 'textura,' web, structure.