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Polypteriformes (Bichirs) >
Polypteridae (Bichirs)
Etymology: Polypterus: Greek, poly = a lot of + Greek, pteron = wing, fin (Ref. 45335); delhezi: Named after M. Delhez, collector of the first specimen of Polypterus delhezi (Ref. 1877).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
; ນ້ຳຈືດ ອາໄສຢູ່ໃກ້ໜ້າດິນໃຕ້ພື້ນທ້ອງນ້ຳ. Tropical; 26°C - 28°C (Ref. 2060)
Africa: middle Congo River basin (Ref. 3188) in Democratic Republic of the Congo and Republic of Congo. Reports from the Shari (Chad basin)(Ref. 1878, 3047, 3049) unconfirmed in Ref. 81263.
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ? range ? - ? cm
Max length : 44.0 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 42908)
Short description
ສະລີລະວິທະຍາ | ການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…
ຄີ (ໜາມ)ແຂງຢູ່ຫຼັງປາ (ທັງໝົດ): 10 - 13; ຄີ(ໜາມ) ແຂງຢູ່ຄີກົ້ນປາ
ກຸ່ມປາກະດູກແຂງ
ຄວາມຖີ່ຂອງກຸ່ມຖ່າຍທອດພັນ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລໄປຫານ້ຳຈືດ ແລະນ້ຳຈືດຫາທະເລ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລແລະໄປໄຂ່ຢູ່ນ້ຳຈືດ
ຄີກົ້ນຂອງປາ
ສັດທີ່ມີກະດູກສັນຫັຼງ
ການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກ 0; ຄີກົ້ນຂອງປາ: 11 - 14. Subcylindrical body (Ref. 42908). Upper and lower jaws reaching to the same level, or the lower jaw is a little shorter (Ref. 42873, Ref. 42901, Ref. 42908). Number of dorsal finlets: 10-13 (Ref. 42908, Ref. 51884). Pectoral fin not reaching dorsal fin origin (Ref. 41588). Ganoid scales (Ref. 42908): 52-58 lateral line scales, 36-40 scales around body, 12-17 predorsal scales (Ref. 41588, Ref. 42848, Ref. 42908, Ref. 51884). Dorsal side gray-olive colored, with 7 to 8 black transversal bars; ventral side yellowish, lighter on ventral side of head (Ref. 41580; Ref. 44841). Spots are forming a black line between the lips and suboperculum (Ref. 41580). Fins yellow with brown or black spots (Ref. 41580).
Facultative air-breathing (Ref. 126274); This carnivorous fish lives in streams, lakes and zones of flood (Ref. 41580). Reproduction and spawning occurs during the rainy season (Ref. 41580).
Life cycle and mating behavior
ການຈະເລີນເຕັມໄວ | ການສືບພັນ | ການວາງໄຂ່ | ໄຂ່ | ຄວາມດົກຂອງໄຂ່ປາ | ຕົວອ່ອນ
Reproduction occurs during the rainy season (Ref. 41580).
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
ການປະມົງ: ການປະມົງແບບກຸ້ມຕົນເອງ; ຕູ້ປາ: ບ່ອນວາງສະແດງສັນນ້ຳຂອງລັດ
ຂໍ້ມູນຕື່ມອີກ
Age/Sizeການເຕີບໃຫຍ່Length-weightLength-lengthLength-frequenciesການວັດແທກຮູບຮ່າງລັກສະນະພາຍນອກຂອງດິນ,ສັດ,ປາ…ສະລີລະວິທະຍາຕົວອ່ອນການປ່ຽນແປງຂອງຕົວອ່ອນການທົດແທນທີ່ຄວາມອຸດົມສົມບູນBRUVS
ເອກະສານອ້າງອີງການລ້ຽງສັດນ້ຳຂໍ້ມູນການລ້ຽງສັດນ້ຳສາຍພັນກຳມະພັນElectrophoresesການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກພະຍາດການປຸງແຕ່ງNutrientsMass conversion
ຜູ້ຮ່ວມມືຮູບStamps, Coins Misc.ສຽງຫອຍມີພິດຊະນິດນຶ່ງທີ່ອາໄສໃນທະເລຄວາມໄວປະເພດການລອຍເນື້ອທີ່ເຫືອກOtolithsສະໝອງວິໄສທັດ
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 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): 3.2 ±0.25 se; based on food items.
ຄວາມຢືດຢຸ່ນ (Ref.
120179): ຕຳ່, ປະຊາກອນຕຳ່ສຸດທີ່ໃຊ້ເວລາສອງເທົ່າ 4.5 - 14 ປີ (Fec=2,350; tmax likely > 15 years).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
