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Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Rhabdosargus: Greek, rhabdos = stick + Latin, sargus = sargus (1591) (Ref. 45335).
Eponymy: Anthony R ‘Tony’ Thorpe was a South African lawyer and avid angler. He sent Smith three undescribed fish that he had discovered in KwaZulu Natal waters and supplied specimens and photographs. (Ref. 128868), visit book page.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water; brak water demersaal. Subtropical
Western Indian Ocean: Somalia to Durban, South Africa (Ref. 12484), including Madagascar and Europa Island (Ref. 3507).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 40.0 cm TL mannelijk / geslacht onbekend; (Ref. 3198); common length : 30.0 cm TL mannelijk / geslacht onbekend; (Ref. 3507)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 11; Dorsale zachte stralen (totaal) : 13; Anale stekels: 3; Anale zachte stralen: 12. Bright yellow on ventral part of body including pelvic and anal fins.
Body shape (shape guide): short and / or deep.
Shoals congregate in rivers and many enter estuaries. Feeds on worms, crustaceans and particularly mollusks. Sold fresh.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Smith, J.L.B. and M.M. Smith, 1986. Sparidae. p. 580-594. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3198)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; sportvis: ja
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02089 (0.01029 - 0.04243), b=2.97 (2.81 - 3.13), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.2 ±0.2 se; based on diet studies. |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate vulnerability (43 of 100). 🛈 |
Prijsklasse (Ref. 80766) |
Very high.
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