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Topic: marine mammals

New oceanographic insight pinpoints marine ‘hotspots of risk’

Increased computing power has given fisheries researchers new tools to identify "hotspots of risk," where ocean fronts and eddies bring together masses of fish,...

Dolphins deliberately killed for use as bait in global fisheries

Important new research released ahead of World Oceans Day exposes the widespread practice of killing aquatic mammals such as dolphins, sea lions, seals and...

Mapping movements of ocean creatures great and small

A whale and a turtle differ in size, shape and lifestyle but their patterns of movement are surprisingly similar, reveals the largest collection of...

Translating elephant seal data into a symphony

A recent paper published in Frontiers in Marine Science on the visualization and sonification of animal tracks showcases the collaboration between the Red Sea Research Center...

Dolphins tear up nets as fish numbers fall

Fishing nets suffer six times more damage when dolphins are around - and overfishing is forcing dolphins and fishermen ever closer together, new research...

New genetic test detects manatees’ recent presence in fresh or saltwater

U.S. Geological Survey scientists have developed the first laboratory test that can pick up traces of manatees' genetic material in the waterways where they...

Seal pups dying from mites, pneumonia and changing sea temperatures

Morris Animal Foundation-funded researchers uncovered several key factors contributing to a die-off of South American fur seal pups, including mites, pneumonia and sea surface...

Tracking data reveal the secret lives of marine animals

The movements of marine mammals and other large animals that spend their lives in the ocean were largely unknown prior to the development of...

Monitoring bacteria on whale skin

Just like with humans, the skin on marine mammals serves as an important line of defense against pathogens in their environment. A new study...

Video tags reveal details of blue whale feeding behavior

The lunge feeding of blue whales is an extraordinary biomechanical event in which the largest animal on Earth accelerates and opens its mouth under...

New algorithm recognizes distinct dolphin clicks

Scientists have developed a new algorithm that can identify distinct dolphin click patterns among millions of clicks in recordings of wild dolphins. This approach,...

Underwater acoustic localization of marine mammals

Researchers at IMDEA Networks (Spain) in collaboration with University of Haifa (Israel) have developed an underwater acoustic system for the localization of marine mammals, underwater vehicles and other...

Shifting presence of North Atlantic right whales

A new study confirms what marine mammal researchers have suspected for a while: right whales use nearly the entire eastern seaboard during the winter,...

Detailed insight into behavior of grey seal pups

Male and female grey seal pups show distinct behavioral differences as they learn to forage in the early stages of their independence, according to...

Climate change, sparse policies endanger right whale population

North Atlantic right whales – a highly endangered species making modest population gains in the past decade – may be imperiled by warming waters...