Sigmistes smithi Schultz, 1938. Arched Sculpin. To about 5.5 cm (2.2 in) TL (Mecklenburg et al. 2002). Urup Island, southern Kuril Islands (Yabe et al. 2001); Attu Island to Chagulak Island, Aleutian Islands (Mecklenburg et al. 2002). Benthic; depth: intertidal (Mecklenburg et al. 2002).