Bathyraja trachura (Gilbert, 1892) .

Black Skate or Roughtail Skate. To 94 cm (37 in) TL (Winton et al. 2014). Sea of Okhotsk and northern Kuril Islands to Cape Navarin, western Bering Sea, Commander–Aleutian Chain, and eastern Bering Sea and Gulf of Alaska (Mecklenburg et al. 2002), to off Ensenada (31°30’N, 118°08’W), northern Baja California (Ruiz-Campos et al. 2010); north of Isla Guadalupe, central Baja California (Castro-Aguirre and Espinosa Pérez 1996); mid–Gulf of California (Kuhnz et al. 2019). Benthic; depth: at least as shallow as about 300 m (984 ft) (Joseph J. Bizzarro) to 2,900 m (9,512 ft) (Last et al. 2016).