The Amazon rainforest is fed by a rich network of creeks, streams and rivers. Informal road construction is now endangering this critical ecosystem.
Rickey Rogers/Reuters
Thousands of dirt roads crisscross the Brazilian Amazon, serving ranchers, loggers and miners. The area’s fragile waterways — and the spectacular fish that live in them — pay a high price.
A large female Greenland shark observed near the community of Arctic Bay, Nunavut.
(Brynn Devine)
Much of the world’s ocean is teeming with ‘cryptic’ fish species, which are small and hard to spot. But a new technique shines a light on these fish, which may in turn help to keep our seas healthy.
Today’s sharks are known to use electroreception to find their prey.
Shutterstock/solarseven
Many living vertebrates have the ability to detect electric fields, especially in other animals when hunting. But what can the fossil record tell us about the origins of this sensory system?
Tiktaalik: bridging the gap between land and sea.
Zina Deretsky/National Science Foundation
The Mariana snailfish lives nearly 27,000 feet underwater, but has features that help it adapt to intense water pressure and cold. Physiological limits may prevent fish from surviving in deeper water.
Villagers enjoying the evening fishing in Kavieng, Papua New Guinea.
(Colette Wabnitz)
Sustainable fisheries tick all the boxes. They can fill your belly and your wallet, and generate less CO2 than conventional agriculture. So why is some integral funding for marine fisheries falling?
There are multiple opportunities to detect tapeworm cysts and larvae before the sushi makes it to our plate.
Epicurrence
Pacific salmon are ingrained in the culture and economy of Canada. They are also a key link between ocean and land. But what happens if a pipeline failure contaminates their habitat?
Cod and other fish may be unintentionally caught by pulse trawlers.
saltmedia/Shutterstock
Mercury levels in seabirds living off the coast of British Columbia have been stable in recent years. New research suggests that this may be due to changes in their diet, not pollution control.
The evidence shows that both low and high fat diets can reduce your risks of cardiovascular disease – if they are plant-based.
(Shutterstock)
From donuts to avocados, food impacts your heart health. Here we delve into the science of how to eat – to reduce your chances of cardiovascular disease.
A volunteer diver surveys marine life at Lord Howe Island.
Rick Stuart-Smith/Reef Life Survey
Reef Life Survey, a citizen science project where hundreds of volunteer scuba divers survey thousands of ocean sites, has revealed new insights into marine mysteries.
Executive Director and Professor of Fisheries and River Management, Gulbali Institute (Agriculture, Water and Environment), Charles Sturt University, Charles Sturt University