Congo (Kinshasa) country information

Common names: Elonga, Elonga, Elonga
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Known from the lower Congo River (Ref. 43035), Pool Malebo (Ref. 41585, 41588, 44842, 44985, 45486), middle Congo River (Ref. 4910, 43035), Sankuru (Ref. 43033, 43035), Lake Tumba (Ref. 41580), the Ubangui River (Ref. 1884, 45441), Uélé (Ref. 41594, 43035), Wagenia Falls (Ref. 88113, 106245), Lualaba (Ref. 2970, 42112, 45434) and upper Lualaba (Ref. 88113). Also Ref. 1879, 2264, 3188, 4910, 4913, 41594, 42033, 42480, 42907, 42908, 43035, 45616, 45619, 45626.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/cg.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Schäfer, F., 2004
National Database:

Common names from other countries

卡坦多鳍鱼, 刚果多鳍鱼, Kongo hulkuim, ... more

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

> Polypteriformes (Bichirs) > Polypteridae (Bichirs)
Etymology: Polypterus: Greek, poly = a lot of + Greek, pteron = wing, fin (Ref. 45335).
More on author: Boulenger.

Issue
This species is a synonym of Polypterus endlicherii Heckel, 1847 in Eschmeyer (Eschmeyer (CofF ver. Sep. 2011: Ref. 88002): Ref. 88002).

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

; zoet water demersaal; diepte 0 - 10 m (Ref. 36901). Tropical

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

Africa: widespread in the Congo River basin; also present in Lake Tanganyika (Ref. 43033, 88113).

Grootte / Gewicht / Leeftijd

Maturity: L_m ? range ? - ? cm
Max length : 97.0 cm TL mannelijk / geslacht onbekend; (Ref. 41580); max. gepubliceerd gewicht: 4.4 kg (Ref. 44840)

Korte beschrijving Determinatiesleutels | Morfologie | Morfometrie

Dorsale stekels (totaal) : 12 - 15; Anale stekels: 12 - 15. Compressed body (Ref. 42908, Ref. 43035). Lower jaw prominent, longer than upper jaw (Ref. 36901). Number of dorsal finlets: 12-15 (Ref. 42908). Pectoral fin reaching dorsal fin origin (Ref. 45485). Ganoid scales (Ref. 42904, Ref. 43035): 55-59 lateral line scales, 46-52 scales around body, 11-16 predorsal scales (Ref. 2970, Ref. 36901, Ref. 42908, Ref. 44840, Ref. 45485). Dorsal side gray colored, ventral side paler, yellowish, with 6 to 9 darker transversal bars (Ref. 41580, Ref. 43035). Fins with weak blackish spots (Ref. 41580).

Facultative air-breathing (Ref. 126274); This carnivorous fish lives in streams, lakes and zones of flood (Ref. 4910, Ref. 41580). In Lake Tanganyika it is mostly found at the mouth or delta of rivers and lagoons (Ref. 36901). Not commercially important (Ref. 4967).

Levenscyclus en paargedrag Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven

Hoofdreferentie Upload your references | Referenties | Coördinator | Medewerkers

Suzuki, D., M.C. Brandley and M. Tokita, 2010. The mitochondrial phylogeny of an ancient lineage of ray-finned fishes (Polypteridae) with implications for the evolution of body elongation, pelvic fin loss, and craniofacial morphology in Osteichthyes. BMC Evolutionary Biology 10:1-12. (Ref. 88084)

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

Niet bedreigd (LC) ; Date assessed: 16 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaar voor de mens

Harmless

Gebruik door de mens

Visserij: van minder commercieel belang

FAO(Publication : search) | FishSource |

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Estimates based on models

Fylogenetische diversiteitsindex (Ref. 82804): PD₅₀ = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00457 (0.00195 - 0.01073), b=3.05 (2.85 - 3.25), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trofisch niveau (Ref. 69278): 3.3 ±0.54 se; based on food items.

Weerstandsvermogen (Ref. 120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): High vulnerability (59 of 100).

Prijsklasse (Ref. 80766): Unknown.

Polypterus congicus Boulenger, 1898