Ulvicola sanctaerosae Gilbert & Starks, 1897. Kelp Gunnel. To 28.6 cm (11.3 in) TL (Miller and Lea 1972). Pacific Grove, central California (Miller and Lea 1972) to Punta Baja, northern Baja California (Rosales-Casián 2011), and Isla Guadalupe, central Baja California (Miller and Lea 1972). Benthic; depth: intertidal to 12 m (40 ft) (min.: Chotkowski 1994; max.: Miller and Lea 1972).