Wednesday, July 1, 2026
Science

Algae may have launched coral reefs by hijacking coral cells, genetic experiments suggest

The reefs scattered throughout the tropics arose only after algae took up full-time residence in coral cells, supplying corals with abundant food and enabling them to build extensive shallow-water communities. But with warming oceans, algae are often abandoning coral—causing what's known as bleachin...

Algae may have launched coral reefs by hijacking coral cells, genetic experiments suggest
Image: Phys.org
The reefs scattered throughout the tropics arose only after algae took up full-time residence in coral cells, supplying corals with abundant food and enabling them to build extensive shallow-water communities. But with warming oceans, algae are often abandoning coral—causing what's known as bleaching—and turning reefs that were once teeming with life into ghost towns.

Originally published at Phys.org

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