In some parts of the world, people have been killing manta and mobula rays to use their gills for a so-called medicine. But eating these animals is threatening the future of the species and could be hurting our health.
A new report calls for protection measures in the Antarctic Weddell Sea, one of the world’s last, intact ecosystems. Cooperation between Germany and Russia could help achieve a better situation.
A war is playing out in the depths off the coast of Brazil, where seagrass and algae threaten coral reefs. The parrotfish could be the solution - if it can be saved extinction.
With manta ray populations earmarked for the Chinese medical market, their protection has never been more critical. A marine biologist in Mozambique is working to raise awareness of these mighty sea creatures.