Link: https://www.theguardian.com/environment/2026/feb/25/chronic-ocean-heating-fuels-staggering-loss-marine-life-study

This is above and beyond what overfishing does. Per the article

“Historically, overfishing has been the main driver of biomass declines in many of the world’s fisheries [and] according to the FAO [UN Food and Agriculture Organization] the proportion of overfished stocks globally continues to rise,” said Ortuño Crespo, who was not involved in the study. “The current challenge is that this overfishing crisis is being further exacerbated by ocean warming and deoxygenation.”

The paper is here

Welp, we're cooked. My kids and their kids will be cooked. Great. Not what I had in mind when I was growing up and imagining what I'd be like as a dad. My two young ones will have a rough time.