Galeichthys peruvianus, Peruvian sea catfish : fisheries

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Galeichthys peruvianus Lütken, 1874

Peruvian sea catfish
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Image of Galeichthys peruvianus (Peruvian sea catfish)
Galeichthys peruvianus
Picture by Eakins, R.

Classificatie / Names Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

> Siluriformes (Catfishes) > Ariidae (Sea catfishes) > Galeichthyinae
Etymology: Galeichthys: Greek, galeos = a shark + Greek, ichthys = fish (Ref. 45335).
More on author: Lütken.

Environment: milieu / climate zone / depth range / distribution range Ecologie

marien demersaal. Tropical; 3°S -

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Southeastern Pacific: Peru.

Grootte / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm TL mannelijk / geslacht onbekend; (Ref. 39852)

Korte beschrijving Morfologie | Morfometrie

This species is distinguished by the following characters: slender head and body, with body posteriorly well tapered; pointed caudal fin lobes, upper lobe longer; long and narrow caudal peduncle; lateral body with silvery to reddish stripe; tooth patches posterior to premaxillary tooth band slightly separated at midline; Anterior gillrakers on first arch 13-15; external skull with shallow, narrow dorsomedian groove, extending from interorbital area to base of supraoccipital; cranial fontanelles (of exposed skull) set within steeply-welled median cranial depression, or fissure, with nearly parallel sides; rugose skull, striate and tuberculate in part; swimbladder angularly heart-shaped and anterior margins more triangular than rounded, longitudinal septum of posterior chamber of swimbladder traversed by one smaller septum; aortic canal on ventral side of Weberian apparatus uncovered by lamellae (no aortic tunnel formed); Müllerian ramus of fourth vertebra with irregularly textured, ovoid, concave facet on ventral side; posterior (humeral) process of the cleithrum broad and blade-like (Ref. 85159).

Biologie     Verklarende woordenlijst (bv. epibenthic)

Found in coastal waters (Ref. 9271). Marketed fresh and also reduced to fishmeal (Ref. 9271).

Levenscyclus en paargedrag Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven

Hoofdreferentie Upload your references | Referenties | Coördinator : Ferraris, Jr., Carl J. | Medewerkers

Kulongowski, C., 2010. Revision of the ariid catfish genus Galeichthys Valenciennes (subfamily Galeichthyinae), with description of a new species from South Africa and designation of a neotype for G. ater Castelnau. Smithiania Bull. (12):9-23. (Ref. 85159)

Status op de Rode Lijst van het IUCN (Ref. 130435)

  Niet bedreigd (LC) ; Date assessed: 21 May 2007

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Traumatogenic (Ref. 58010)





Gebruik door de mens

Visserij: commercieel
FAO - Publication: search | FishSource |

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Estimates based on models

Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00497 - 0.02205), b=2.92 (2.74 - 3.10), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trofisch niveau (Ref. 69278):  3.6   ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref. 120179):  Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (25 of 100).
Prijsklasse (Ref. 80766):   Medium.
Nutrients (Ref. 124155):  Calcium = 129 [68, 288] mg/100g; Iron = 1.15 [0.69, 2.09] mg/100g; Protein = 18.1 [15.4, 20.4] %; Omega3 = 0.297 [0.158, 0.553] g/100g; Selenium = 59.4 [31.9, 127.1] μg/100g; VitaminA = 25.3 [9.2, 68.2] μg/100g; Zinc = 1.12 [0.75, 1.75] mg/100g (wet weight);