Mussel bed surveyed before WWII still thriving https://phys.org/news/2025-01-mussel-bed-surveyed-world-war.html

Evaluating historical changes in a mussel bed community in northern #California: Emily Longman et al. https://www.nature.com/articles/s41598-025-86105-9

"A #MusselBed along #DillonBeach is as healthy & biodiverse as it was ~80 years ago, when 2 young students surveyed it... 90 species of #invertebrates were found to live within the mussel bed—slightly more than in 1941. Among them were warm-adapted species more typically found in southern waters"