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

die off fish beach environmental impact marine life ecological crisis plastic pollution fish mortality ocean health wildlife ecosystem tropical island volcanic island biodiversity conservation coastal area marine ecosystem aquatic life dead fish pollution habitat destruction ocean isolation research species decline tropical waters overfishing climate change ocean currents fish species nature environmental awareness marine biology habitat loss animal welfare vaughan fisheries oceanography coastal ecosystem environmental studies marine resources massive black triggerfish ascension island