Moules marinière à la Michelin-starred Raymond Blanc

Let's face it, even if you're Raymond Blanc, buying the right fish these days is not so simple.

And right now many of our traditional favourites, from cod to tuna, are disappearing rapidly from the seas due to overfishing and the effects of climate change. Bottom-trawling boats are sailing farther and fishing deeper than ever before, hauling in hordes of fish with heavy, weighted nets that tear up the ocean bottom. Read more »

A new report by the Institute of Marine Sciences at the National Research Council in Barcelona links the rapid growth of jellyfish populations throughout the world's oceans to overfishing of their natural predators such as tuna and as a result of global warming.