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Siluriformes (Catfishes) >
Diplomystidae (Velvet catfishes)
Etymology: Diplomystes: Greek, diploos = twice + Greek, mystax, -akos = lip (Ref. 45335).
Issue
Redescribed in Arratia (1987); either endangered or extinct.
Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce demersale. Subtropical; 17°S - 56°S
South America: Rivers near Valparaiso and Santiago, central Chile.
Size / Peso / Age
Maturità: Lm ?  range ? - ? cm
Max length : 23.0 cm TL maschio/sesso non determinato; (Ref. 35365)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 2; Raggi dorsali molli (totale) : 7; Raggi anali molli: 12 - 15; Vertebre: 41 - 43.
Important food fish and is referred to in books and the popular press.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
de Pinna, M.C.C., 1998. Phylogenetic relationships of neotropical Siluriformes (Teleostei: Ostariophysi): historical overview and synthesis of hypotheses. p. 279-330. In L.R. Malabarba, R.E. Reis, R.P. Vari, Z.M.S. Lucena and C.A.S. Lucena (eds.) Phylogeny and classification of neotropical fishes. Porto Alegre: EDIPUCRS. (Ref. 33205)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Human uses
Pesca: commerciale; Pesce da pesca sportiva: si
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 0.5703 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00178 - 0.01174), b=3.12 (2.89 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
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