Luciobarbus zayanensis, Zayan barbel : fisheries

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Luciobarbus zayanensis Doadrio, Casal-López & Yahyaoui, 2016

Zayan barbel
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Image of Luciobarbus zayanensis (Zayan barbel)
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drawing shows typical species in Cyprinidae.

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> Cypriniformes (Carps) > Cyprinidae (Minnows or carps) > Barbinae
Etymology: zayanensis: The species name zayanensis has been selected because it is mainly distributed around Middle Atlas region, in the area inhabited by the Zayanes shepherds (Ref. 107618).

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

; zoet water benthopelagisch. Subtropical

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Africa: Oum er Rbia River basin in Morocco (Ref. 107618).

Grootte / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 17.8 cm SL mannelijk / geslacht onbekend; (Ref. 107618)

Korte beschrijving Morfologie | Morfometrie

Dorsale stekels (totaal): 0; Dorsale zachte stralen (totaal): 11-13; Anale stekels 0; Anale zachte stralen: 8; Wervels: 41 - 43. Diagnosis: This species differs from other species of Luciobarbus by the following combination of characters: 49-53 scales along the lateral line, 8.5-9.5 scales above lateral line, and 5.5-7.5 scales below lateral line; the last single ray of the dorsal fin is strongly ossified with a maximum width of 12-14.5% of its length; the last single dorsal fin ray is densely denticulate along its length and, in adults, the number of denticulations is maller than 23; the skull is narrow, with the width of the ethmoid bone smaller than its length; the inter-orbital distance is 1.2-1.9 times eye diameter; the pharyngeal teeth formula in adults is 4.3.2; the number of vertebrae is 41-43; large deep caudal peduncle 2.1-2.6% of anal peduncle length; and lachrymal bone with narrow posterior segment, a manubrium (Ref. 107618).

Biologie     Verklarende woordenlijst (bv. epibenthic)

Found in riffle areas in headwaters of large rivers (Ref. 107618). Spawning takes place from late April to early May (Ref. 107618).

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

Hoofdreferentie Upload your references | Referenties | Coördinator | Medewerkers

Doadrio, I., M. Casal-López, S. Perea and A. Yahyaoui, 2016. Taxonomy of rheophilic Luciobarbus Heckel, 1842 (Actinopterygii, Cyprinidae) from Morocco with the description of two new species. Graellsia 72(1,e039):1-17. (Ref. 107618)

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

  Kwetsbaar, zie IUCN Rode Lijst (VU) (B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v)); Date assessed: 17 May 2021

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

  Harmless





Gebruik door de mens

Visserij:
FAO - Publication: search | FishSource |

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Estimates based on models

Fylogenetische diversiteitsindex (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00319 - 0.01247), b=3.02 (2.86 - 3.18), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Trofisch niveau (Ref. 69278):  2.9   ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref. 120179):  Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (12 of 100).