When crowds left, reefs came alive at Hanauma Bay

Hanauma Bay Nature Preserve, a popular snorkeling destination that attracts nearly a million annual visitors, underwent a remarkable and rapid recovery when tourism ceased during the 2020 COVID-19 pandemic.

People are the problem...

#wildlife #HanaumaBay #tourism

https://phys.org/news/2025-08-crowds-left-reefs-alive-hanauma.html