This fish is so well camouflaged it is hard to tell where its mouth is! The form guide says it has an interesting 'fishing' technique - one to watch!
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A smart mover this athlete, often seen in tag teams, chasing away other fish. But what is it trying to protect - food?
A sleek competitor with a toothy smile, the barracuda has a fearsome reputation among divers. Could be a winner.
In beautiful daffodil yellow, and with a mean turn of pace, the tang is some people's outside bet. But will that tiny mouth cut it in this event?