Leptagonus decagonus (Bloch & Schneider, 1801). Atlantic Poacher. To 25 cm (9.8 in) TL (Coad and Reist 2004) or 27 cm (10.6 in) TL as recorded from a video survey: “Fish lengths were estimated using the software ImageJ…for all fishes that swam along the seafloor in plane with the camera reference lasers, providing scale for measurements” Devine et al. (2019). Nearly circumpolar (Mecklenburg et al. 2011); no records from East Siberian and western Chukchi Seas; eastern Chukchi and Beaufort Seas eastwards around Arctic to Laptev Sea; isolated population in Sea of Okhotsk (Sheiko and Mecklenburg 2004), and Bering Sea to Aleutian Islands with southernmost record in eastern Pacific Ocean in Bristol Bay, Alaska, and Unalaska Island (Mecklenburg et al. 2016). Benthic; depth: 0–820 m (72,690 ft) (min.: Federov et al. 2003; max.: Coad in Coad and Reist 2018).