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Pleuronectiformes (Flatfishes) >
Cynoglossidae (Tonguefishes) > Symphurinae
Etymology: Symphurus: Greek, syn, symphysis = grown together + Greek, oura = tail (Ref. 45335).
Eponymy: Reverend Leonard Jenyns (1800–1893) was a clergyman and amateur naturalist. [...] (Ref. 128868), visit book page.
More on authors: Evermann & Kendall.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino demersale; distribuzione batimetrica 10 - 190 m (Ref. 26268), usually 10 - 60 m (Ref. 26268). Temperate; 20°S - 45°S, 63°W - 39°W (Ref. 26268)
Southwest Atlantic: southeastern Brazil to about El Rincon, central Argentina.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 31.9 cm SL maschio/sesso non determinato; (Ref. 26268)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 108 - 114; Spine anali: 0; Raggi anali molli: 92 - 97. No lateral line on ocular side. Light brownish on ocular side, with 9 to 10 indistinct dark bands; posterior parts of dorsal and fin membranes blackish; no black blotch on dorsal and anal fins and opercle (Ref. 27363).
Body shape (shape guide): elongated.
Occurs in coastal areas (Ref. 36453). Mainly feeds on polychaetes; also on other benthic preys such as gammaridean amphipods, cumaceans, and mysids. A "smell and touch" kind of predator, little is known regarding its ecology (Ref. 26268).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Munroe, T.A., 1998. Systematics and ecology of tonguefishes of the genus Symphurus (Cynoglossidae: Pleuronectiformes) from the western Atlantic Ocean. Fish. Bull. 96(1):1-182. (Ref. 26268)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
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Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 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=0.00398 (0.00241 - 0.00657), b=3.21 (3.06 - 3.36), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
3.3 ±0.43 se; based on food items. |
Resilienza (Fonte Biblio. 120179) |
Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Moderate vulnerability (37 of 100). 🛈 |