Valenciennea wardii, Ward's sleeper : aquarium

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Valenciennea wardii (Playfair, 1867)

Ward's sleeper
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Valenciennea wardii   AquaMaps   Data sources: GBIF OBIS
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Image of Valenciennea wardii (Ward\
Valenciennea wardii
Picture by Greenfield, J.

Classificatie / Names Populaire namen | Synoniemen | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (Straalvinnigen) > Perciformes (Perch-likes) > Gobiidae (Gobies) > Gobiinae
Etymology: Valenciennea: From Achille Valenciennes 1794-1865; he worked with Duméril, Cuvier and Lacepède since 1815; malacologist, author of a "Histoire naturelle des poissons" (Ref. 45335).

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

; marien rifbewoner; diepteverspreiding 5 - 88 m (Ref. 86942), usually 5 - 20 m (Ref. 27115).   Tropical; 22°C - 27°C (Ref. 27115)

Verspreiding Landen | FAO regio's | Ecosystems | Voorkomen | Point map | Introducties | Faunafri

Indo-Pacific: extremely rare, known from widely scattered localities in the Indian Ocean and western tropical Pacific.

Size / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL mannelijk/geslacht niet bekend; (Ref. 48637)

Korte beschrijving Morfologie | Morfometrie

Dorsale stekels (totaal): 6 - 7; Dorsale zachte stralen (totaal): 112; Anale stekels 1; Anale zachte stralen: 11 - 12. Characterized by pale grey to whitish body color with three brown bars on side; blue-white band below eye; first dorsal fin with ocellated black spot; presence of narrow dark brown saddles below anterior part of second dorsal fin and dorsally on caudal peduncle; brown with narrow blue margin, outer half of caudal fin; without filamentous dorsal spines; rounded caudal fin, equal or slightly shorter than head; longitudinal scale series 70-88; ctenoid body scales, becoming cycloid anteriorly in front of first dorsal fin; head or midline of nape without scales; side of nape with scales extending forward slightly anterior to opening of gill; pectoral fin base and prepelvic area usually scaled; depth of body 5.0-5.5 in SL (Ref. 90102).

Biologie     Verklarende woordenlijst (b.v. epibenthic)

Found in sandy areas of shallow lagoon reefs. Inhabits coastal bays and inner reefs, usually on deep silty slopes from about 15 meters down (Ref. 48637). Occurs in pairs (Ref. 90102).

Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven

Voornaamste referentie Upload your references | Referenties | Coördinator | Medewerkers

Hoese, D.F. and H.K. Larson, 1994. Revision of the Indo-Pacific gobiid fish genus Valenciennea, with descriptions of seven new species. Indo-Pac. Fish. (23):71 p. (Ref. 8527)

Status op de Rode Lijst van het IUCN (Ref. 120744)

  Niet bedreigd (LC) ; Date assessed: 11 March 2015

CITES (Ref. 118484)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaarlijk voor mensen

  Harmless





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Estimates based on models

Preferred temperature (Ref. 115969): 22.6 - 29, mean 28 (based on 904 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00267 - 0.01297), b=3.10 (2.91 - 3.29), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.2   ±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.).
Kwetsbaarheid (Ref. 59153):  Low to moderate vulnerability (29 of 100) .