Sentences with phrase «determined by the whales»

Although there is a very good chance we'll see whales during the week, the frequency, proximity, and quality of sightings will ultimately be determined by the whales» travel patterns.

Not exact matches

There are likely at least 11 blue whales struck a year along the U.S. West Coast, other groups have determined, which is above the «potential biological removal» of 3.1 whales per year allowed by the U.S. Marine Mammal Protection Act.

Researchers determined the whales» current population numbers by comparing photographic shots of humpbacks in their North Pacific feeding grounds (around the Pacific Rim from California to Kamchatka) to images taken of the whales in their southern, tropical breeding areas — some as far as 3000 miles away.

Killer whales, for instance, are known to swim away from areas where they have encountered sonar signals of about 142 decibels, a sound level lower than currently allowed by the U.S. Navy for its ships, Tyack said, referring to a 2014 study in The Journal of the Acoustical Society of America that determined the mammals» likely response.

Using accelerometers to determine the calling behavior of tagged baleen whales Low - frequency acoustic signals generated by baleen whales can propagate over vast distances, making the assignment of calls to specific individuals problematic.

There is a very high chance that we will encounter whales during the tour but the frequency, proximity and quality of sightings are determined by their travel patterns.

The measures outlined in the agreement provide further protections for the North Atlantic right whale, primarily by reducing or avoiding sound impacts from exploratory activities that developers use to determine where to build wind farms, such as the construction of temporary towers that measure weather conditions and underwater surveys that assess the geology just beneath the ocean floor.