Sebastes diploproa (Gilbert, 1890) .

Splitnose Rockfish. To 45.7 cm (18 in) TL (Phillips 1957). Sanak Islands, western Gulf of Alaska (Mecklenburg et al. 2002) to Isla de Cedros, central Baja California (Kramer and O’Connell 1995). Voucher specimens are known from as far west in the Gulf of Alaska as 54°20’N, 159°55’W (Maslenikov et al. 2013). Benthic; depth: 50–1,050 m (164–3,444 ft) (min.: DFO; max.: NWFSC-FRAM). Young fish often found near surface under drifting kelp (Eschmeyer and Herald 1983).