The Shantar snailfish Liparis schantarensis is a rather rare species, known up to the recent time from several findings in the Sea of Okhotsk: in Konstantin Bay (2 specimens, in the collections of the Pacific research station TONS) (Lindberg and Dulkeit, 1929), as well as in the Uda Inlet, Alexander Bay, and in the waters of the Shantarskii Islands (not less than 3 specimens, collections of the Far Eastern expedition DVE) (Soldatov and Lindberg, 1930). The type specimens and also the materials from DVE have, apparently, been lost. More than 70 years after the initial description, the species was found (6 specimens) in southeastern Kamchatka in the Avachinskaya Bay (Chernova and Busby, 2001), at a distance of about 1300 km from the type locality. The Shantar snailfish differs from most known species of the genus by the structure of the anterior part of the dorsal fin: 5‐7 of its anterior rays are isolated from the posterior part of the fin by an excision, with their distal zones separated from the membrane by a distance of 1/2‐2/3 the length of the ray and enclosed in individual skin cases. Also, in the opinion of Chernova and Busby (2001), certain meristic characters are diagnostic of the species. These include the relatively large adhesive disk and the small size of the gill opening reaching down to the level of the second or third ray of the pectoral fin. In summer 2004, the workers of the Institute of Biological Problems of the North, Far East Division of the Russian Academy of Sciences found six species of the Shantar snailfish in the Taui Bay region of the Sea of Okhotsk, approximately midway between the westernmost and easternmost points of the previous collections. This finding broadens the known range of the species and makes it possible to infer its continuous distribution all along the northern coast of the Sea of Okhotsk and western coast of Kamchatka, up to its southeastern coast. A peculiarity of the new material is the rather large sizes of the fish—up to 91.5 mm SL. The previous descriptions of Shantar snailfish were based on fish with size up to 72.3 mm SL (Lindberg and Dulkeit, 1929) and up to 62 mm (Chernova and Busby, 2001). The sizes of the fish described by Soldatov and Lindberg are unknown. It is, however, indicated in their work that “in our collections there are also only young forms” (Soldatov and Lindberg, 1930). In connection with the fact that the new specimens show certain differences from the previously known representatives of the species, a short description of their basic morphological characteristics is given below.