Ocean fish numbers on “brink of collapse”: WWF

The amount of fish in the oceans has halved since 1970, in a plunge to the “brink of collapse” caused by over-fishing and other threats, the WWF conservation group said last week. Populations of some commercial fish stocks, such as a group including tuna, mackerel and...

Scientists, volunteers campaign against plastics

Message from the Gyre – Chris Jordan Plastic fragments in the world’s oceans are insidious killers which are steadily claiming an increasing number of bird and marine life every year. But on the New South Wales north coast, a small group of scientists and...