The fearsome teeth of a piranha. The fish was caught by a local fisherman on the Essequibo River in Guyana: it is considered good-eating by locals. Photo by Tiffany Roufs, 2008.
The Indian Ocean hosts one of the world’s largest tuna fisheries, supplying global seafood markets and sustaining livelihoods across dozens of coastal nations. But scientists warn some stocks are under mounting pressure as foreign-owned industrial fleets continue to overfish tuna and coastal countries expand their fisheries — intensifying disputes over how the resource is managed. […]