Literature
- Andriashev, A. P. 1954. Ryby severnykh morei SSSR. Izv. Akad. Nauk SSSR. Moskwa-Leningrad. (English trans. 1964, Jerusalem, IPST, 617 pp., 300 fig.).
- Wheeler, A. 1969. The Fishes of the British Isles and North-West Europe. Macmillan, London, Melbourne and Toronto: pp. i-xvii+1-163, 5+177 fig., 392 fig. (princ. sp.), 92 n. num. fig., 16 pl., maps.