Is a nautilus rare?
The chambered nautilus is listed as threatened under the Endangered Species Act. Additionally, the chambered nautilus is listed under: Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) The chambered nautilus, Nautilus pompilius, is a highly vulnerable species because of its life history characteristics, including low reproductive rates, slow growth, and late maturity. This species is thought to occur in small, isolated populations throughout its range.