Scientists are reproducing coral in labs to save them. This is how it works

Aug 24, 2020

Assorted reef fish swim above a staghorn coral colony as it grows on the Great Barrier Reef off the coast of Cairns, Australia October 25, 2019. REUTERS/Lucas Jackson - RC20PD9PYJHM

The CORALIUM Laboratory of the National Autonomous University of Mexico is part of a Caribbean-wide network of dedicated coral spawning experts. Image: REUTERS/Lucas Jackson

Jenny Mallon

PhD Candidate in Coral Reef Biogeochemistry, University of Glasgow

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Corals often broadcast their sperm and eggs during the full moon.

Corals often broadcast reproductive material during the full moon, to take advantage of powerful water currents. Image: Jenny Mallon, Author provided

Seeding units are designed to be carried naturally on currents and to right themselves on reefs.

Seeding units mimic coral rubble that floats on ocean currents. Image: SECORE International/Amanda Baye,Author provided

Larval rearing bins and a microscope are set up and ready for coral spawning.

Scientists are using laboratories for coral spawning, to ensure survival. Image: Jenny Mallon, Author provided

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