Group of skipjack tuna hunting a school of horse mackerel under the surface, Moorea

Skipjack Tuna Scombridae Tuna Katsuwonus pelamis toheveri ocean horse mackerel fishes eat frenzy feed hunting surface predation Moorea French Polynesia Bonite thon chasser manger frénésie prédation Polynésie Pacifique sud wildlife nature undersea life vie sous-marine vie sauvage