What's a Nudibranch? (And Why Divers Get Obsessed)
Sep 24, 2026
You're drifting along a reef and you spot something about the size of your thumb. It's bright orange, with frilly tufts on its back, crawling across a rock. Congratulations. You just met a nudibranch. So what is it? A nudibranch (say NEW-dih-.. Read More
