Diamond-shaped fish cages rise from the water for cleaning at Open Blue, the world’s largest open-ocean fish farm, eight ...

Fish farming seems like a great idea on paper. But a host of environmental problems can plague coastal fisheries, most due to the large amounts of waste generated by these floating factory farms.

Fish farming is most lucrative in places where there are fish; coastal states like California or Louisiana. But in the middle of rural Arizona, where water isn’t as easy to come by, one farmer has ...

Digesting fish waste can allow circular fish and vegetable farms (aquaponics) to produce biogas that can be fed back into the energy system of these farms. This also generates excellent nutrition for ...

Fish farms might seem like floating maximum-security jails, or feedlots that resemble trampolines wallowing in water. Near-shore cages can collect waste on the sea floor and act as a breeding grounds ...

Some seafood farms may help the climate by storing carbon, while others generate emissions comparable to livestock.