Algae-farming fish help coral reefs bounce back from bleaching events 
By Carolyn Wilke US Source: new scientist 3/19/2023
Carolyn Wilke
Credit: ArteSub/Alamy
The presence of territorial farmerfish that look after algae gardens seems to help branching corals recover after heat stress has bleached them, but we aren't sure why
 

Fish that tend patches of stringy algae seem to shield branching corals from the worst effects of marine heat waves and help them recover after bleaching.

 
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