Species Directory

Detailed profiles of marine life, from the smallest reef fish to the largest ocean predators.

Atlantic Bluefin Tuna

Thunnus thynnus

A warm-blooded ocean sprinter that can reach speeds of 40 mph, the Atlantic bluefin tuna has recovered from near-collapse but still faces pressure from high market demand.

Open Ocean, Temperate Waters

Overfishing

European Eel

Anguilla anguilla

Critically Endangered

A mysterious traveler that journeys 6,000 km from European rivers to spawn in the Sargasso Sea, the European eel has declined by 95% and faces critical extinction risk.

Rivers, Estuaries

Dams and barriers

Giant Manta Ray

Mobula birostris

Endangered

The ocean's gentle giant with the largest brain of any fish, manta rays glide through tropical waters filtering tiny prey while displaying remarkable intelligence and curiosity.

Open Ocean, Coral Reefs

Bycatch