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Aulopiformes (Grinners) >
Scopelarchidae (Pearleyes)
Etymology: Scopelarchus: Greek, skopelos = a lantern fish + Greek, archos = anus (Ref. 45335); stephensi: Named for John S. Stephen Jr. in recognition of his numerous contributions to the biology of fishes and to the eduction of scientists (Ref. 40783).
Eponymy: Dr John Stewart Stephens Jr (d: 1932) is Professor Emeritus (1993) of Environmental Biology, Occidental College, Los Angeles where he was on the faculty (1959–2003), and Executive Director (1995) of the Vantuna Research Group there, which he founded [...] (Ref. 128868), visit book page.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino batipelagico; distribuzione batimetrica 0 - 1000 m (Ref. 58302). Deep-water; 35°N - 25°N
Northwest Pacific: 27°56.9'-28°07.9'N, 177°53.4'-177°39.2'W (type locality).
Dimensione / Peso / Età
Maturità: Lm ? range ? - ? cm
Max length : 6.2 cm SL maschio/sesso non determinato; (Ref. 40783)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Raggi dorsali molli (totale) : 8; Raggi anali molli: 20 - 22; Vertebre: 42 - 43. Pigment on pectoral fin limited to a narrow patch of melanophores between 2nd and 6th or 7th pectoral rays on medial third of length of fin; appressed pectoral reaching to pelvic insertion but not to anus; caudal fin depth 7.9-9.2 SL (Ref. 40783).
Meso- and bathypelagic (Ref. 58302).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Johnson, R.K., 1974. Five new species and a new genus of alepisauroid fishes of the Scopelarchidae (Pisces: Myctophiformes). Copeia 1974(2):449-457. (Ref. 40783)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 1.6 - 22.6, mean 1.7 °C (based on 7 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00141 - 0.00851), b=3.15 (2.93 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 3.8 ±0.7 se; based on size and trophs of closest relatives
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (10 of 100).
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