View of massive die-off of black triggerfish on the beach on Ascension Island in the southern tropical Atlantic Ocean, South Atlantic Ocean

ascension island marine environment beach wildlife pollution ocean health ecological disaster volcanic island tropical waters marine life environmental impact coastal erosion natural habitat biodiversity fish population conservation marine ecosystem habitat destruction fisheries sustainability marine research aquatic species dead fish beaches human impact ecological balance biodiversity loss local ecosystem coastal habitat shore ecosystem collapse environmental awareness oceanography marine biodiversity oceanography research tropical ecology marine depletion ecological health island ecosystem marine species pollution cleanup massive die off black triggerfish ascension