identification - Weird cocoon like thing in aquarium - Pets Stack Exchange
🐠 Aquatic Nature Cocoon 7 (43.2L)
Nasty worm like parasite? It was hiding in a “cocoon” like shell, then I managed to push from one end to the other to get the “worm” out. I have only found
cocoon growing on live rock | REEF2REEF Saltwater and Reef Aquarium Forum
Nature | OCEANS IN GLASS: BTS of the Monterey Bay Aquarium | Season 24 | Episode 2 | PBS