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Coelotilapia joka (Thys van den Audenaerde, 1969)

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Coelotilapia joka
Female picture by Nilsson, K.

Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Cichliformes (Cichlids, convict blennies) > Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Coelotilapia: "The genus name Coelotilapia Mayland, 1995 was introduced in a popular aquarium book, but it is not available, because it was treated as a questionable new genus, but was described as a generic name under Tilapia and not used in the combination Coelotilapia joka. The name was chosen to refer to the cave-breeding habit, but Mayland refers to the Latin word coelestis, which mean celestial. Very likely he thought of the Greek word ‘koiloma’, which means cavity.".

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

; süßwasser benthopelagisch; pH range: 6.0 - 8.0; dH range: 5 - 12. Tropical; 23°C - 25°C (Ref. 2060)

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Point map | Einführungen | Faunafri

Africa: lower courses of rivers from Sierra Leone and western Liberia.

Size / Gewicht / Alter

Maturity: Lm ?  range ? - ? cm
Max length : 9.6 cm TL Männchen/unbestimmt; (Ref. 5163)

Kurzbeschreibung Bestimmungsschlüssel | Morphologie | Morphometrie

Rückenflossenstacheln (insgesamt) : 15 - 17; Rückenflossenweichstrahlen (insgesamt) : 11 - 13; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 8 - 9. Diagnosis: micro-gillrakers absent (Ref. 52307, 53405). Small-sized specimens; dorsal fin with 15-17 spines and 11-13 soft rays (mean 17.12); anal fin with 3 spines and 8-9 soft rays; narrow scaly sheet at the base of anal fin; 7-9 lower gill-rakers (Ref. 53405).

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Mainly feeds on plants, preferring algae; pair-bonding, open substrate spawner with both parents guarding the brood (Ref. 52307).

Life cycle and mating behavior Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven

Female lays around 200 eggs inside the male's cave. Both parents care for their young.

Hauptreferenz Upload your references | Referenzen | Koordinator : Kullander, Sven O. | Partner

Dunz, A.R. and U.K. Schliewen, 2013. Molecular phylogeny and revised classification of the haplotilapiine cichlid fishes formerly referred to as "Tilapia". Mol. Phylogenet. Evol. 68(1):64-80. (Ref. 93285)

IUCN Rote Liste Status (Ref. 130435)

  stark gefährdet (EN) (B1ab(iii)+2ab(iii)); Date assessed: 06 May 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

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Mehr Information

Trophic ecology
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Räuber
Ecology
Ökologie
Population dynamics
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Length-weight rel.
Length-length rel.
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Internet Quellen

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes: Gattung, Arten | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: Genom, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | Öffentliche Aquarien | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Gehe zu, Suchen | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.3   ±0.4 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref. 120179):  hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).