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Osteoglossiformes (Bony tongues) >
Mormyridae (Elephantfishes)
Etymology: Marcusenius: Becasue of J. Marcusen, author of "Zur Phauna des Schwarzen Meeres", 1867; ichthyologist.
Eponymy: Dr Johann Andreas Marcusen (1817–1894) was a Latvian of German descent who was a physician, ichthyologist and zoologist. [...] Captain George Howard Fanshawe Abadie (1873–1904) was an officer in the 16th Lancers who was working as a political officer and administrator in Northern Nigeria (1897– 1904), where he died suddenly from a ‘malignant fever’. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt gần đáy. Tropical; 10°N - 6°N
Africa: lower Niger, the Bénoué and the Voltas. Also known from the upper Niger (Ref. 3203). Affinities: close to Marcusenius cyprinoides.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL con đực/không giới tính; (Ref. 3799); Khối lượng cực đại được công bố: 500.00 g (Ref. 3799)
Các tia vây lưng cứng (tổng cộng) : 0; Các vây lưng mềm (tổng cộng) : 34 - 39; Tia cứng vây hậu môn: 0; Tia mềm vây hậu môn: 32 - 36. Dorsal fin origin at same level as anal fin origin; body depth 3.0-4.7x of SL; peduncle height 3.2-5.0x of its length.
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Các trứng | Sự sinh sản | Ấu trùng
Bigorne, R., 1990. Mormyridae. p. 122-184. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2915)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Các công cụ
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00577 - 0.02877), b=2.88 (2.71 - 3.05), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
Nutrients (Ref.
124155): Calcium = 159 [79, 370] mg/100g; Iron = 1.56 [0.73, 3.22] mg/100g; Protein = 17.8 [15.4, 20.1] %; Omega3 = 0.534 [0.214, 1.362] g/100g; Selenium = 76.9 [28.9, 197.2] μg/100g; VitaminA = 31.6 [11.6, 85.4] μg/100g; Zinc = 1.61 [1.06, 3.14] mg/100g (wet weight);