Ocean acidification could be creating friendless fish

Grist
By John MetcalfeJul 1, 2014, 12:42 pm22 pts
Fish seem like chummy enough creatures, often schooling with fish they’re familiar with to avoid predators and increase the chances of finding a mate. But as carbon dioxide levels rise worldwide, they could lose their ability to recognize each other, in effect becoming “friendless” wanderers who will…

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