The Unmapped Ocean

Migration routes2,025 journeys, 79 species
Key sitesFeeding, breeding, nesting
Stony coralsReef-builders, where recorded
Recorded lifeDensest sightings — and busiest coasts
Vents & seamountsOases on the seafloor

Key points

Story linksHairlines joining places that share a story

Routes and sites: MiCO (Bentley et al. 2025) — CC0. Routes are modelled connections between real places, not individual tracks. Corals and recorded life: OBIS — CC BY-NC; both show where records exist, which is partly where people look. Borders and country names: Natural Earth 1:110m — public domain.

Sounding the ocean floor