Articles on Aquaculture

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The growing burden of navigating pollution is a reality for Kenyan consumers purchasing fish (pictured) from Lake Victoria, Africa’s largest freshwater lake by area. Sebastian Castelier/Shutterstock (no reuse)

What Kenya’s fish markets tell us about choosing between nutrients and contaminants

Navigating the benefits and risks of eating fish is a daily concern for consumers in Kenya due to persistent environmental pollution. How much are they influenced by nutritional labelling and guidelines?
In the last two decades, as a result of climate-driven sea warming, almost half of commercially relevant fish in the Mediterranean have been deserting their original habitats in their quest for higher latitudes, depths and cooler waters. KinoMasterskaya / Shutterstock

What fish redistribution in the Mediterranean is telling us about species’ climate resilience

The Mediterranean is one of the world’s most vulnerable ecosystems. A scientific study on shifting distribution dynamics examines how its fish species contend with sea warming.
In Ghana, there are persistent disputes between industrial and small-scale fishers over access to the sea. Patrick Meinhardt/AFP/Getty Images

Disputes over Africa’s ocean resources: here’s what could help avoid them

As ocean uses expand, it will be necessary to reduce disputes because they disrupt the environmental sustainability and equity central to a blue economy.
Algal bloom at small-scale fish farming cage site in Siaya County, Lake Victoria, western Kenya. Eric Teplitz

Fish farming is booming in Lake Victoria, but pollution and disease are wiping out millions. How to reduce losses

Lake Victoria’s aquaculture industry holds promise for improving food security and livelihoods in east Africa.
A common octopus (Octopus vulgaris) off Croatia in the Mediterranean Sea. Reinhard Dirscherl/ullstein bild via Getty Images

Octopuses and their relatives are a new animal welfare frontier − here’s what scientists know about consciousness in these unique creatures

Animal welfare laws don’t protect invertebrates, but there’s evidence that some, such as octopuses, are as intelligent as many mammals – even if their cognition takes very different forms.
Microplastics are a growing problem in bodies of water around the world, including the St. Lawrence River and its estuary, which drain approximately 25 per cent of the world’s fresh water. This 2020 photo shows microplastic debris in Depoe Bay, Ore. (AP Photo/Andrew Selsky)

Our clothes generate microplastics that pollute the St. Lawrence River and other bodies of water

New research shows an abundance of microplastics in the St. Lawrence River and its estuary, where 45 million people live and is home home to several million animals, invertebrates and plants.

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