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Characiformes (Characins) >
Distichodontidae (Distichodus)
Etymology: Ichthyborus: Greek, ichthyboros, -os, -on = that eats fishes (Ref. 45335).
Eponymy: Théodore André Monod (1902–2000) was a French naturalist, humanist and philosopher who was most well-known for his treks through the Sahara Desert. [...] (Ref. 128868), visit book page.
More on author: Pellegrin.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten pelagiska. Tropical; 24°C - 27°C (Ref. 12468)
Africa: this species has been reported from the Niger Delta (Nigeria), the Lower Ouémé (Benin) (Ref. 2936, 86396), the Cross River (Ref. 2936, 51193, 81638, 86396) (Nigeria, Cameroon) and the Wouri River (Cameroon) (Ref. 51193, 81638).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 20.8 cm SL hane/ej könsbestämd; (Ref. 31256)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 13 - 17; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 15 - 18. Diagnosis: snout longer than half the head length (southern Nigeria and Cameroon); body depth 5.25-7x and head length 2.8-3x SL; head 3.75-4.85x longer than wide; snout more than half of head length (53-58%); scale formula 11.5-13.5/95-100/11-13 (Ref. 2936, 86396). 92-104 (Ref. 81638) or 95-100 (Ref. 2936, 86396) lateral line scales.
Body shape (shape guide): elongated; Cross section: compressed.
Maximum TL was recorded at 23 cm (Ref. 7094).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00447 (0.00185 - 0.01077), b=3.17 (2.96 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
2.9 ±0.3 se; based on size and trophs of closest relatives |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (15 of 100). 🛈 |