Overview

• The third episode released June 5 examines how warming waters, poaching and illegal fishing have pushed the Sea of Cortez toward ecological collapse.
• It features José Luis Cesena Calderon, a former illegal speargun fisherman who now leads night patrols with the Citizen Observers Network in the Bay of La Paz.
• Calderon’s initiatives have reduced illegal boats from 58 to about six, illustrating the impact of community-led marine protection.
• Conceived by Prince William and inspired by Sir David Attenborough, the six-part series has garnered over 5 million views on BBC Earth’s digital platforms since its launch.
• Prince William will showcase these ranger-led successes and push for ocean finance solutions during his World Oceans Day address on June 8.