A harbour porpoise has part of its head and fin out of the water as it swims.

Hopes porpoise net recording can help stop deaths – BBC

August 30, 2026

Hopes porpoise net recording can help stop deaths BBCFor The First Time A Porpoise Pair Were Recorded As One Was Caught In Bycatch, And The Calls From Its Companion Are Heartbreaking IFLScienceWorking with Fishers to Understand Porpoise Bycatch Royal SocietyPorpoise entanglement recorded in real time, revealing calls and escape attempts Phys.orgPorpoise caught in a fishing net reveals what happens during a deadly entanglement Earth.com