New Species of Shell-Forming Sea Anemone Discovered in Japanese Waters
The new species of hermit crab-associated sea anemone, Paracalliactis tsukisome, secretes and constructs a unique shell-like structure known as a carcinoecium, which expands the host hermit crab’s living space, according to a team of marine biologists from Japan and Australia. Paracalliactis tsukisome. Image credit: Yoshikawa et al., doi: 10.1098/rsos.250789. Paracalliactis…
bubmagNovember 5, 2025