Articles on Fisheries

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Fish fences are typically positioned on tropical seagrass meadows, which are important ecosystems for fish communities and the health of neighbouring habitats. Benjamin Jones/Project Seagrass

Small-scale fisheries have unintended consequences on tropical marine ecosystems

To ensure overall biodiversity, the intensity and impact of small-scale fisheries' methods needs far more attention.
The San Pedro Mezquital River is the last free-flowing river in Mexico’s western Sierra Madre. Octavio Aburto

Hydropower dams can harm coastal areas far downstream

Thousands of hydropower dams are under construction around the world. New research shows that by cutting off sediment flow, these dams can have big ecological effects on far-off bays and deltas.
Marine parks are good for fish - especially if they’re in the right areas. Epstock/Shutterstock

More fish, more fishing: why strategic marine park placement is a win-win

With strategic planning, the marine protected area network could be a third smaller, cost half as much, and still meet the international target of protecting 10% of every ecosystem.
Shark Bay was hit by a brutal marine heatwave in 2011. W. Bulach/Wikimedia Commons

Shark Bay: A World Heritage Site at catastrophic risk

Everyone knows the Great Barrier Reef is in peril. But a continent away, Western Australia's Shark Bay is also threatened by marine heatwaves that could alter this World Heritage ecosystem forever.
Globalised fishing can leave workers vulnerable to exploitation. Shutterstock.com

How to keep slave-caught seafood off your plate

A lack of sustainability, profitability and transparency in the global fishing industry is exacerbating the problem of slave-like working conditions for crew. Here are the warning signs to look out for.
When a stream enters a culvert, the flow can be concentrated so much that water flows incredibly fast. So fast, in fact, that small and juvenile fish are unable to swim against the flow and are prevented from reaching where they need to go to eat, reproduce or find safety. Shutterstock

How did the fish cross the road? Our invention helps them get to the other side of a culvert

Our new invention tackles one of the greatest impediments to fish migration in Australia: culverts, those tunnels or drains often found under roads.

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