Observing and modeling life history traits of deep-water fish: A case study of Sloane's viperfish, Chauliodus sloani (Stomiidae), from the North AtlanticстатьяИсследовательская статья
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Дата последнего поиска статьи во внешних источниках: 23 января 2026 г.
Аннотация:Information on the growth and maturation of the Sloane’s viperfish Chauliodus sloani, one of the most abundantdeep-sea fishes in the meso- and bathypelagic temperate waters of the Atlantic, Pacific, and Indian Oceans, isextremely scarce. Data on the size, age, sexual structure, growth, and maturation of this species in the NorthAtlantic are presented here for the first time. Catches were dominated by males. Total length, body weight, andage of females were higher compared to males. The maximum length of C. sloani in the Irminger Sea was similarto that of fish from the waters of the Mid-Atlantic Ridge and the Japanese Archipelago and significantly higherthan that of fish from the Mediterranean Sea and the waters of the Madeira Archipelago. The parameters of thevon Bertalanffy growth equation calculated with the model in the study area were Linf =27.0 cm, k =0.282 yr− 1,t0 =0.280. The Sloane’s viperfish is a polycyclic species with continuous type of oogenesis, non-deterministicfecundity, and batch spawning. Males have tubular testes and are capable of prolonged spawning due to thecontinuous process of spermatogenesis during the spawning season.