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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Neolebias: Greek, neos = new + Greek, lebias, ou = a kind of small fish (Ref. 45335).
Eponymy: Dr William John Ansorge (1850–1913) was an English explorer and collector who was active in Africa in the second half of the 19th century. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
; স্বাদু পানি ভাসমান ; pH range: 5.0 - 6.0; dH range: 5 - 12; পোটামোড্রোমাস (Ref. 51243). Tropical; 24°C - 28°C (Ref. 1672)
Africa: known from the Niger delta to the lower portions of the Congo River (Ref. 81638). Also found in Benin and in the Ogun River in Nigeria (Ref. 2936, 86396). Present in Cameroon, Gabon, Republic of Congo, Cabinda (Ref. 81638) and Democratic Republic of the Congo (Ref. 94734).
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 2.6 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 7094)
পৃষ্ঠীয় কাঁটা (মোট ) : 0; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 10 - 13; পায়ূ কাঁটা : 0; পায়ূর নরম পাখনা্তুন্ড: 9 - 12. Diagnosis: body depth 3.1-3.8x and head length 3.1-3.8x SL; snout length comprised from 4.5-4.7x in head length; eye diameter comprised from 3-3.5x in head length (Ref. 86396). Laterosensory canal on lateral surface of head limited to arch of pores around ventral and posterior margins of orbit and associated with preopercle; maxilla with 6 or more teeth; 6th infraorbital (dermosphenotic) absent; dark pigmentation along lateral surface of body approximately 4 scales high (Ref. 81638). Dark vertical bar at base of caudal fin (Ref. 81638, 86396). 11-13 (Ref. 81638) or 10-12 (Ref. 86396) total dorsal fin rays.
Feeds on worms, crustaceans and insects (Ref. 7020).
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | ডিমসমূহ | ডিম্বধারন ক্ষমতা | শুককীট
Daget, J. and J.-P. Gosse, 1984. Distichodontidae. p. 184-211. 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. 7094)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
মৎস্যাধার / এ্যাকুয়ারিয়াম : বাণিজ্যিক
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ইন্টারনেট সুত্র
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=0.01318 (0.00572 - 0.03038), b=3.04 (2.84 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.3 ±0.39 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
