Sentences with phrase «mile hydrophone»

Not exact matches

Just imagine a crack that lasts 1/10, 000 of a second but can be picked up by hydrophones — and heard by other sperm whales — at a distance of 15 miles or more.

The sound blasts reflected from the boundaries between rock layers a few miles beneath the ocean floor were picked up by an five - mile - long «streamer,» or hose containing many hydrophones, towed just beneath the surface behind the ship.

After the seismic survey, the Langseth returned to pick up 60 seismometers, leaving behind 20 broadband seismometers and the hydrophones that will listen for a year to the reverberations from distant earthquakes, allowing the seismologists to map structures as deep as 60 miles beneath the surface.

Every once in a while there's some good news on the endangered species front: A team of scientists from Oregon State University and the National Oceanic and Atmospheric Administration has discovered an undetermined number of North Atlantic right whales, in an area where it was thought they had been hunted nearly extinction over a hundred years ago: The whales were discovered by using a series of underwater hydrophones to record the sound of the whales over hundreds of miles of ocean.