Category Archives: science

Deep Sea fish

Deep sea fish remove a million tonnes of CO2 every year from UK and Irish waters

Fish living in deep waters on the continental slope around the UK play an important role carrying carbon from the surface to the seafloor. It has been assumed that deep water fishes all depend on particles that fall from the surface for their energy. These bottom-living deep water fishes never come to the surface and […]

Grey Reef Shark, Carcharhinus amblyrhynchos

Shark-counting divers become citizen scientists

Divers monitor reef shark numbers as accurately, and cheaper, than automated tracking tools, a study suggests. Shark populations are thought to be declining globally, but a quick search of the IUCN’s Red List shows that for 67% of shark species the population trend is unknown. It’s difficult to monitor shark numbers due in part to […]

Turtle

42,000 Turtles legally killed each year

Over 42,000 turtles are legally killed each year, 80% of them endangered green turtles (Chelonia mydas), a study suggests. British scientists investigated which countries allowed turtles to be killed, and how many of each species died, the Diversity and Distributions Journal reported. Ten countries account for more than 90% of the catch, with Papua New […]

Southern Right Whale

Whale Watching from Space

But not by astronauts or space tourists. Scientists from the British Antarctic Survey are using satellite images to detect and count southern right whales (Eubalaena australis). In recent years there have been over 420 deaths of these whales in their nursery grounds at Península Valdés in Argentina. (Out of a population last estimated at 2577 […]

starfish, Pisaster ochraceus

Mysterious disease creates Zombie Starfish

Sick and dying starfish (sea stars) have appeared in a multitude of locations between Alaska and southern California. “It’s like a zombie wasteland,” says biologist Emily Tucker told Nature. “You’ll see detached arms crawling away from their body.” Called Sea Star Wasting Disease, it can cause the death of an infected starfish in just a […]