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Perciformes/Serranoidei (Groupers) >
Anthiadidae (Fairy basslets or Streamer basses)
Etymology: Pelontrus: The meaning of Pelontrus remains unclear, as it is not specified by Smith (1961).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; profondeur ? - 150 m (Ref. 132549). Subtropical
Distribution
Territoires | Zones FAO | Écosystèmes | Occurrences | Carte par point | Introductions | Faunafri
Northwest Pacific: Japan (Ryukyu Is.).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 5.0 cm SL mâle / non sexé; (Ref. 132549)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species is distinguished from P. ryukyuensis by the following set of characters: pectoral-fin rays 12-13; scale rows below the lateral line 10; supraneurals 2, small head, its length 42.5% SL, with rounded upper profile; slightly convex in postorbital region; eye small, its diameter 11.9% SL; anterodorsal margin is not protruding above the dorsal head profile; caudal fin is slightly convex; fourth dorsal-fin spine long, its length 20.0% SL; pre-pelvic-fin short, its length 34.8% SL; pectoral fin short, its length 37.0% SL; pelvic-fin spine long, its length 19.6% SL. Colouration: body with an arched orange band from bases of 7th to 9th dorsal-fin spines to middle of caudal-fin base; yellowish-orange spots and blotches on the snout, cheek, jaws, nape, and spinous portion of the dorsal fin (Ref. 132549).
Cross section: compressed.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Koeda, K., N. Muto and H. Wada, 2021. Plectranthias kojii sp. nov., a new perchlet (Perciformes: Serranidae: Anthiinae) from Okinawa, Japan. Ichthyol. Res. 69(3):352-360.
Erratum appeared in Ichthyological Research online first, 1 p., on 3 Dec. 2021 [69(3):361]. (Ref. 132549)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02512 (0.00987 - 0.06393), b=2.97 (2.74 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.2 ±0.4 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). 🛈 |