Black Marlin: The Fastest Fish on the Planet , Ultimate Killers, BBC Earth

In terms of outright top speed, the black marlin is the fastest fish in the ocean capable of accelerating to an unbelievable 129km, h (80mph). Steve Leonard joins a conservation team who tag marlin to follow their movements and witnesses their incredible power. Subscribe: WATCH MORE: New on Earth: Oceanscapes: Wild Thailand: Welcome to BBC EARTH The world is an amazing place full of stories, beauty and natural wonder. Here you ll find 50 years worth of astounding, entertaining, thoughtprovoking and educational natural history content. Dramatic, rare, and exclusive, nature doesn t get more exciting than this. This is a commercial channel from BBC Studios. Service Feedback