Red sea urchins (Strongylocentrotus franciscanus) can live over 100 years: confirmation with A-bomb [14.sup]carbon.

Fishery Bulletin | October 1, 2003| | Copyright

Red sea urchins (Strongylocentrotus franciscanus) along the west coast of North America, like most large sea urchins in temperate waters worldwide, are the focus of a commercially important fishery. In a review of biological data for purposes of fishery management, the life span of red sea urchins was suggested to be 7-10 years (Sloan, 1986) and they have been included with much shorter-lived species for illustrating complex population dynamics (Hastings and Higgins, 1994). Recent work with tetracycline and calcein tagging (Ebert, 1998; Ebert et al., 1999), however, has shown ...

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