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Perciformes/Scorpaenoidei (Scorpionfishes) >
Triglidae (Searobins) > Pterygotriglinae
Etymology: Pterygotrigla: Greek, pterigion, diminutive of pteryx = wing, fin + Greek, trigla, es = red mullet (Ref. 45335); jacad: Named after the senior author's grandsons Jacob and Cade; noun in apposition.
Eponymy: ‘Jacad’ is an invented portmanteau formed from the names of the senior author’s two grandsons, Jacob and Cade. (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 240 - 311 m (Ref. 95016). Deep-water
Western Indian Ocean: Nazareth amd Saya de Malha Banks. High Seas only.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 12.9 cm SL mâle / non sexé; (Ref. 95016)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 8 - 9; Rayons mous dorsaux (Total) : 12 - 13; Rayons mous anaux: 12 - 13; Vertèbres: 27 - 28. This species is distinguished by the following characters: presence of buckler in advance of D1 fin; no antrorse infraorbital spine; short anterior infraorbital spines (7-10% SL); moderate pectoral fin length (28-31% SL), first fin free ray length moderate (26% SL); large eye (34-36%HL); moderate snout length (13-14% SL); no scales on nape and breast, belly with scales; 12-14 gill rakers length moderate; body without dark pigmentation except for inner surface of pectoral fin black with clear edges and black spot on D1 (not visible on holotype) (Ref. 95016).
Body shape (shape guide): fusiform / normal; Cross section: angular.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Richards, W.J. and T. Yato, 2014. Revision of the subgenus Parapterygotrigla (Pisces: Triglidae: Pterygotrigla). Zootaxa 3768(1):23-42. (Ref. 95016)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: d'intérêt potentiel
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00411 - 0.02221), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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