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Your search for “marine mammals” returned 59 results

Voices from the Sea

June 4, 2015

…the opportunity to conduct marine mammal research alongside scientists from the Whale Acoustics Lab at Scripps. Photos by Michael Mahoney Have you ever listened to a bearded seal’s powerful trill or a bowhead whale’s haunting song? Can you hear the difference between calls, clicks, buzzes and whistles emitted by beluga…

Contamination from Marine Mammals May Hamper Recovery of California Condors

August 8, 2016

Biologists have discovered high levels of pesticides and other contaminants from marine mammals in the tissues of endangered California condors living near the coast that they say could complicate recovery efforts for the largest land bird in North America.

What Elephant Seals Can Tell Us About Using Carbon Monoxide to Heal

April 4, 2016

In a new study, most marine mammals were found to exhale carbon monoxide at levels equivalent to or greater than the amount exhaled by a several-packs-a-day smoker.

Ultrasonic Antifouling Devices Found Damaging to Whales

October 31, 2022

Research off the coast of Mexico’s Guadalupe Island in the Pacific Ocean has revealed ultrasonic antifouling (UA) devices as a new form of noise pollution that threatens the habitats of whales and possibly other marine mammals.

Elephant Seals Drift Off to Sleep While Diving Far Below the Ocean Surface

April 20, 2023

For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea.

New Algorithm Recognizes Distinct Dolphin Clicks in Underwater Recordings

December 8, 2017

Scientists have developed a new algorithm that can identify distinct click patterns among millions of clicks in recordings of wild dolphins, whose communication serves as a sentinel of ocean ecosystem health.

Underwater Soundscapes

May 1, 2023

Biological oceanographer Simone-Baumann Pickering leads the Scripps Acoustic Ecology Laboratory, a group of researchers that works in collaboration with other campus labs recording underwater sound data in an effort to learn more about deep sea marine mammals and their prey.

Exit Dinosaurs, Enter Fishes

June 29, 2015

A pair of paleobiologists from Scripps Institution of Oceanography, UC San Diego have determined that the world’s most numerous and diverse vertebrates ¬– ray-finned fishes – began their ecological dominance of the oceans 66 million years ago, aided by the mass extinction event that killed off dinosaurs.

Researchers Capture Video of False Killer Whale’s Encounter with Longline

December 22, 2016

…gear at rates deemed unsustainable by the U.S. National Marine Fisheries Service.

Peeking into the Underwater World of Leopard Seals

November 19, 2015

…lives of these powerful marine mammals and allowed them to fill in some “really important blanks” in their knowledge about this species. “Leopard seals are often portrayed as these large, ferocious apex predators, and in many cases they are—but with new technologies and additional study, including the Crittercam, we are…

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