Fishermen scour the depths of the oceans in search of the biggest and strangest sea creatures.(01:01)
Zeb goes in search of the giant white Sturgeon.(00:43)
A giant black marlin and a monstrous mako shark both feature, as the fishermen seek high-flying fish from all over the globe.(00:58)
Zeb Hogan travels to northern Australia to study the deadly and endangered sawfish.(00:47)
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Strictly necessary and performance