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Polypterus congicus Boulenger, 1898

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Polypterus congicus
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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

Classification / Names ຊື່ສາມັນ | ຄຳສັບຄ້າຍຄືກັນ | Catalog of Fishes(ຕະກຸນ, ຊະນິດ) | 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 ນິເວດວິທະຍາ

; ນ້ຳຈືດ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ; ລະດັບຄວາມເລິກ 0 - 10 m (Ref. 36901).   Tropical

ການແຜ່ກະຈາຍ ປະເທດ | ເຂດ FAO | ລະບົບນິເວດ | ການປະກົດຕົວ | Point map | ການແນະນຳ | Faunafri

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

ຂະໜາດ / ນ້ຳໜັກ / Age

Maturity: Lm ?  range ? - ? cm
Max length : 97.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 41580); ນ້ຳໜັກສູງສຸດທີ່ເຄຍຈັດພີມມາ: 4.4 kg (Ref. 44840)

Short description ຕົວທີ່ໃຊ້ໃນການຈຳແນກຊະນິດ | ສະລີລະວິທະຍາ | ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…

ຄີ (ໜາມ)ແຂງຢູ່ຫຼັງປາ (ທັງໝົດ) : 12 - 15; ຄີ(ໜາມ) ແຂງຢູ່ຄີກົ້ນປາ ກຸ່ມປາກະດູກແຂງ ຄວາມຖີ່ຂອງກຸ່ມຖ່າຍທອດພັນ ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລໄປຫານ້ຳຈືດ ແລະນ້ຳຈືດຫາທະເລ ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລແລະໄປໄຂ່ຢູ່ນ້ຳຈືດ ຄີກົ້ນຂອງປາ ສັດທີ່ມີກະດູກສັນຫັຼງ ການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກ: 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).

ຊີວະສາດ     ຄຳແປສັບ (ຕ.ຢ. epibenthic)

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).

Life cycle and mating behavior Maturities | ການສືບພັນ | Spawnings | Egg(s) | Fecundities | ຕົວອ່ອນ

Main reference Upload your references | ເອກະສານອ້າງອີງ | ຜູ້ປະສານງານ | ຜູ້ຮ່ວມມື

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)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 16 February 2009

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

ການປະມົງ: ທີ່ເປັນການຄ້າໜ້ອຍ
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Length-weight rel.
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Length-frequencies
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ສະໝອງ
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Taxonomy
ຊື່ສາມັນ
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ສະລີລະວິທະຍາ
ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…
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Estimates based on models

Phylogenetic diversity index (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).
ຊັ້ນເຂດຮ້ອນ (Ref. 69278):  3.3   ±0.54 se; based on food items.
ຄວາມຢືດຢຸ່ນ (Ref. 120179):  ຂະໜາດກາງ, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 1.4 - 4.4 ປີ (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  High vulnerability (59 of 100).
Price category (Ref. 80766):   Unknown.