Scuba Season

White-tipped Reef Shark

Triaenodon obesus

Sighting evidence at Tortuga Negra Bay, Isabela Island

White-tipped Reef Shark

Photo: Leo Pepolas · CC BY-NC

White-tipped reef sharks rest in piles beneath ledges and inside lava tubes throughout Tortuga Negra Bay, emerging at dusk and dawn to hunt reef fish in coordinated packs. They are entirely accustomed to divers and remain motionless as snorkelers and scuba divers approach within a meter. Their nocturnal hunting behavior — flushing fish from crevices by pinning them against the reef wall — is one of the most compelling spectacles available on a night dive here.

Evidence at this site

1 record within 25 km

Confidence: low

Seasonality

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How is this calculated?

Sighting evidence is compiled from iNaturalist observation records within a set proximity radius, filtered for quality-grade observations. “Last confirmed” is the date of the most recent research-grade record. Record count covers a rolling 24-month window. Confidence reflects record count, recency, and consistency of seasonal signal.

Also seen at other sites