It’s Not Just Coral. Extreme Heat is Weakening Entire Marine Ecosystems in Florida – Grist Magazine

Anemones, sponges, and jellyfish are bleaching throughout the Everglades amid record temperatures. It’s a troubling sign for Florida Bay and beyond.
Long Story Shorts: What’s the Deal with Bioluminescence? – Hakai Institute

Lots of organisms in the ocean can glow. But what is bioluminescence? And how is it used?