Marine Mammals

Scientists embark on expedition onboard India's research vessel Sagar Nidhi

The scientists will collaboratively research ocean data to predict and manage changes in the marine environment

Many marine species may go extinct before being discovered: Scientists

More than 90 per cent of marine species are undescribed and many may go extinct due to human activity before they are discovered

Empty seas: Oceanic shark, ray populations down over 70% since 1970

When marine biologist Stuart Sandin talks about sharks, it sounds like he's describing Jedis of the ocean

New population of blue whales discovered in western Indian ocean: Study

Scientists have found evidence of a previously undiscovered population of blue whales living in the western Indian ocean based on an analysis of sound recordings from the region

'Russian spy whale': How military around the world exploited marine mammals

The earliest of these experiments took place during World War I, when Britain's Royal Navy unsuccessfully attempted to train sea lions to locate German submarines