sealife

Home sealife

How Noisy were Whales before Industrial Whaling?

Concern is growing that human-generated noise in the ocean disrupts marine animals that rely on sound for communication and navigation. In the modern ocean,...
Sawfish

Extinction Threatens Quarter of Sharks and Rays

A quarter of sharks and rays are threatened with extinction. Large, shallow-water species are at most risk. The Indo-Pacific, particularly the Gulf of Thailand, and the Mediterranean Sea are the two ‘hotspots’ where the depletion of sharks and rays is most dramatic. The Red Sea is also home to a relatively high number of threatened sharks and rays.
salmon

‘Shocking’ 95% Decline of Fish Populations

Populations of numerous migratory fish species - those that move between freshwater and saltwater during the course of their lives - have declined by...
SCUBA Fish Count

Silent divers count more fish

SCUBA divers underestimate the amount of life in heavily-fished areas, a study suggests. Scientists from Australia compared fish counts by SCUBA divers—who produce noisy...
Sustainable fishing stamps

Stamping out over-fishing

For the first time, Britain's Royal Mail has issued stamps championing an environmental issue - and that issue is over-fishing.
plankton

Help Scientists Classify Plankton, from the comfort of your Computer

Researchers at the University of Miami want our help in classifying millions of underwater images of plankton. An online “citizen-science” project called “Plankton Portal” has...
European eel

Ship noise slows eels and lets predators catch them twice as quickly

Eels are losing the fight to survive when faced with marine noise pollution such as that of passing ships, according to a study published...
The Autonomous Surface Vehicle is being launched.

Robot technology to measure marine wildlife

Two robotic vehicles will work together over the next three weeks to investigate why the Celtic deep area of the Celtic sea is particularly attractive to marine predators like dolphins and whales.
North Atlantic Right Whale

Speed Limits Save Right Whales

Numbering just 500, the North Atlantic right whale (Eubalaena glacialis) is one of the rarest animals in the world. The whales have been hunted...
Researchers use robomussels to monitor climate change

Robomussels monitor climate change

Tiny robots have been helping researchers study how climate change affects biodiversity. Developed by Northeastern University scientist Brian Helmuth, the "robomussels" have the shape,...