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Eleotris fusca (Forster, 1801)

Dusky sleeper
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Native range | All suitable habitat | Point map | Year 2100
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Eleotris fusca   AquaMaps   Data sources: GBIF OBIS
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Image of Eleotris fusca (Dusky sleeper)
Eleotris fusca
Picture by Appleby, C.

Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (strålfeniga fiskar) > Perciformes (Perch-likes) > Eleotridae (Sleepers) > Eleotrinae
Etymology: Eleotris: The name of a Nile fish, eleotris (Ref. 45335).  More on author: Forster.

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

; marina; stvatten; brackvatten bottenlevande; amfidrom (Ref. 51243); djupintervall 0 - 5 m (Ref. 86942).   Tropical; 25°C - ? (Ref. 2059); 45°N - 27°S

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Indo-West Pacific: East Africa to French Polynesia.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 26.0 cm TL hane/ej könsbestämd; (Ref. 5493)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 7; Mjukstrålar i ryggfenan (totalt): 7-9; Taggstrålar i analfenan 1; Mjukstrålar i analfenan: 8. Diagnosis: (57)59-68 longitudinal line scales; preopercular spine present; (8)9-10 gillrakers on lower part of first branchial arch (Ref. 79840). Dark brown to black in color; horizontal lines on body; young with spotted fins (Ref. 5493).

Biologi     Ordlista (t.ex. epibenthic)

Adults inhabit lagoons, estuaries and freshwater (Ref. 6028, 48637, 79840). They occur in the lower reaches of freshwater streams, usually on mud bottoms (Ref. 44894). Juveniles are found mainly among mangrove roots in the more saline areas of lagoons and estuaries (Ref. 6028, 79840). Carnivorous (Ref. 79840). Marketed fresh (Ref. 12693).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Spawns eggs on submerged plants with small leaves. Female tends and fans the eggs until hatching and loosely guards the fry for a few days thereafter.

Main reference Upload your references | referenser | Koordinator | Medarbetare

Maugé, L.A., 1986. Eleotridae. p. 389-398. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MARC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 6802)

IUCN Red List Status (Ref. 120744)

  Least Concern (LC) ; Date assessed: 30 June 2016

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fiskeri: mindre kommeriell; Akvarium: Kommersiell
FAO(Publication : search) | FishSource |

Ytterligare information

Populärnamn
synonymer
Metabolik
Predatorer
Ekotoxikologi
Reproduktion
Könsmognad
Lek
Spawning aggregation
Fecundity
Ägg
Egg development
Age/Size
Tillväxt
Length-weight
Length-length
Length-frequencies
Morfometri
Morfologi
Larver
Larvdynamik
Rekrytering
Abundans
referenser
Vattenbruk
Vattenbruksprofil
Avelslinjer
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Ljud
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Otoliths
Hjärnstorlek
Syn

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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 25.4 - 29.3, mean 28.5 (based on 3082 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Trofisk nivå (Ref. 69278):  3.8   ±0.3 se; Based on diet studies.
Resiliens (Ref. 69278):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (31 of 100) .
Price category (Ref. 80766):   Unknown.