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Perciformes/Cottoidei (Sculpins) >
Agonidae (Poachers) > Hemitripterinae
Etymology: Hemitripterus: Greek, hemi = half + Greek, tres, tria = three + Greek, pteron = wing, fin (Ref. 45335); bolini: Named after R.L. Bolin, U.S. ichthyologist (Ref.6885).
Eponymy: Dr Rolf Ling Bolin (1901–1973) was an American ichthyologist and marine biologist who was a specialist in lanternfish. [...] (Ref. 128868), visit book page.
More on author: Myers.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino demersale; distribuzione batimetrica 25 - 925 m (Ref. 6793), usually 200 - 300 m (Ref. 57943). Temperate
North Pacific: Bering Sea to the Aleutian chain and Eureka, California, USA.
Dimensione / Peso / Età
Maturità: Lm ? range ? - ? cm
Max length : 73.0 cm TL maschio/sesso non determinato; (Ref. 48798); Età massima riportata: 23 anni (Ref. 122394)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 13 - 14; Raggi dorsali molli (totale) : 11 - 12; Spine anali: 0; Raggi anali molli: 13. Caudal fin rounded (Ref. 6885). Color mottled gray or brown above, paler below; four or five vague darker saddles across back; two tan stripes across head; red below anterior part of spinous dorsal; mottled red brown on membranes of spinous dorsal fin, lighter between fifth and eighth spines; chestnut brown on rayed dorsal with pale gray marbling; on pectorals alternating bands of yellow brown, light gray, and dark brown; light gray with fine black speckling and orange patches on anal fin; on caudal fin dark reddish brown with fine vertical stripes of gray brown (Ref. 6885).
Body shape (shape guide): fusiform / normal.
Occurs offshore (Ref. 2850).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesce da pesca sportiva: si
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 0.7 - 5.5, mean 1.6 °C (based on 106 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00530 - 0.02268), b=3.06 (2.87 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 4.5 ±0.8 se; based on diet studies.
Generation time: 8.4 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Fonte Biblio.
120179): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (Preliminary K or Fecundity.).
Vulnerabilità della pesca (Ref.
59153): High vulnerability (59 of 100).
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