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Gonorynchiformes (Milkfishes) >
Kneriidae (Shellears)
Etymology: vilhenae: Dedicated to M. De Vilhena, Administrator-Director of the Compagnie diamantaire angolaise (Diamang) in appreciation of his support for the faunistic study of Angola (Ref. 11970, 89136).
More on author: Poll.
Environment: milieu / climate zone / depth range / distribution range
ນິເວດວິທະຍາ
; ນ້ຳຈືດ ກ່ຽວກັບ (ຢູ່)ເທິງຊັ້ນພື້ນດິນໃນທະເລເປີດ. Tropical
Africa: rivers Lulua and Luachimo (Kasai drainage, middle Congo River basin) in Democratic Republic of the Congo and Angola (Ref. 11970, 89136).
ຂະໜາດ / ນ້ຳໜັກ / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.7 cm TL ຕົວຜູ້/ບໍ່ມີເພດ; (Ref. 3565)
ຄີ (ໜາມ)ແຂງຢູ່ຫຼັງປາ (ທັງໝົດ) : 0; ຄີຫຼັງຂອງປາ (ຄີອ່ອນ) (ທັງໝົດ) : 11; ຄີ(ໜາມ) ແຂງຢູ່ຄີກົ້ນປາ
ກຸ່ມປາກະດູກແຂງ
ຄວາມຖີ່ຂອງກຸ່ມຖ່າຍທອດພັນ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລໄປຫານ້ຳຈືດ ແລະນ້ຳຈືດຫາທະເລ
ປາທີ່ມີການເຄື່ອນຍ້າຍຈາກທະເລແລະໄປໄຂ່ຢູ່ນ້ຳຈືດ
ຄີກົ້ນຂອງປາ
ສັດທີ່ມີກະດູກສັນຫັຼງ
ການຖ່າຍທອດທາງກຳມະພັນຈາກພໍ່ແມ່ຫາລູກ: 0; ຄີກົ້ນຂອງປາ: 9; ສັດທີ່ມີກະດູກສັນຫຼັງ: 38 - 39. Diagnosis: body depth 6.4-8.5 times in SL; head length 4.15-4.4 times in SL; snout rounded, 2.4-2.7 times in HL; eye superolateral, 5-5.75 times in HL, 1.5-1.85 times in interorbital space, 2-2.35 times in snout length; dorsal fin origin 1.15-1.3 times further from snout tip than from caudal fin origin, slightly in front of pelvic fin origin; anal fin origin 2-2.6 times further from pelvic fin origin than from caudal fin origin; pectoral fins large, 4-4.5 times in SL and 0.95-1.1 times longer than head; pelvic fins 5-5.9 times in SL, 1.15-1.4 times in HL; caudal peduncle 1.4-1.7 times longer than deep (Ref. 11970, 89136).
Life cycle and mating behavior
Maturities | ການສືບພັນ | Spawnings | Egg(s) | Fecundities | ຕົວອ່ອນ
Poll, M., 1984. Kneriidae. p. 129-133. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 3565)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
ເຄື່ອງມື
Special reports
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ແຫຼ່ງອີນເຕີເນັດ
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).