Legislation introduced in Sacramento would ensure that California ceases to be both a major supplier and consumer of shark fins through a ban on the possession, sale, trade, and distribution of fins. Hawaii has passed a similar ban. Oregon and Washington are also considering bans. Every year people kill up to 73 million sharks for shark fin soup, a practice considered wasteful and unsustainable. Some scientists say many shark populations have collapsed worldwide due to overfishing. We discuss the new legislation, the traditional Chinese shark fin soup and the status and importance of shark populations in the oceans.