In their myriad colours, patterns, shapes and sizes, bony fish abound in the waters of the world. All fish have a skeleton of either bone or cartilage, however, it is the bony fish that are so numerous they make up an incredible half of all vertebrates. This is less surprising when you consider the length of time they've had to evolve, as some fossils have been dated back 400 million years. Follow the links below to find captivating videos featuring exotic sea dragons, extraordinary catfish, the more pedestrian - but no less fascinating - trout and the living fossil coelacanth. Don't miss classic footage of the epic salmon run and stunning sardine bait balls

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