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Acropomatiformes (Oceanic basses) >
Pempheridae (Sweepers)
Etymology: Parapriacanthus: Greek, para = near + Greek, prion = saw + Greek, akantha = thorn (Ref. 45335); kwazulu: Named for KwaZulu-Natal, its type locality; noun in apposition.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; distribuzione batimetrica ? - 38 m (Ref. 107896). Tropical
Western Indian Ocean: South Africa.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 4.2 cm SL maschio/sesso non determinato; (Ref. 107896)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 6; Raggi dorsali molli (totale) : 9; Spine anali: 3; Raggi anali molli: 20 - 22. This species is characterized by the following: D VI,9; A III,21 (20-22); pectoral-fin rays 16 (16 or 17, mainly 17); lateral-line scales 66 (64-71); scale rows above lateral line to base of dorsal fin 5.5; gill rakers 24 (27-27, modally 25); body depth 3.2 (3.1-3.2) in SL, width 2.0 (1.95-2.15) in body depth; depth of caudal-peduncle 9.25 (9.5-9.8) in SL; head length 2.85 (2.7-2.85) in SL; snout length 11.6 (11.7-12.3) in SL; mouth forming an angle of about 65° to horizontal axis of body; well-spaced outer row of slender, sharply conical, recurved teeth, the upper row more forward-projecting, those of second row more strongly recurved; similar smaller teeth in lower jaw; very small, incurved, sharply conical teeth in a single irregular row on vomer and palatines; thin lips, covered with small greenish spots and larger scattered low purple papillae; tongue broadly triangular, indented slightly near the tip; predorsal length 2.3 (2.3-2.45) in SL; first dorsal-fin soft ray is longest, 4.0 (4.1-4.65) in SL; caudal fin forked, fin length 4.05 (broken in paratypes) in SL; pectoral-fin length 3.1 (3.05-3.2) in SL; prepelvic length 2.7 (2.5-2.7) in SL; pelvic fins not or just reaching the anus, fin length 5.3 (4.55-5.7) in SL; preanal length 1.7 (1.7; 2 specimens too damaged for measurement) in SL; with a pin-like dark line anterior to anus; black iris in preserved holotype (Ref. 107896).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Specimens collected from a large cave by hand net or spear (Ref. 107896).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Randall, J.E. and S.V. Bogorodsky, 2016. Preliminary review of the pempherid fish genus Parapriacanthus of the western Indian Ocean, with descriptions of five new species. J. Ocean Sci. Found. 20:1-24. (Ref. 107896)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: pesca di sussistenza
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01479 (0.00662 - 0.03303), b=3.01 (2.81 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Resilienza (Fonte Biblio. 120179) |
Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |