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Search the world's most comprehensive online field guide to reef-dwelling species.

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Frequency Explorer

Explore a complete list of the reef-dwelling species recorded at any RLS site(s) in the world.

Reef Biodiversity Data

Download abundance & occurrence data on reef species from surveys all over the world.

Reef Research & Management

Browse scientific publications & management reports that have used RLS data.

RLS By the Numbers

17000000
Individual animals observed, sized & counted
10000
Surveys completed
4500
Reef-dwelling species
recorded
0
Countries surveyed

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