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Monopterus boueti (Pellegrin, 1922)

Liberian swamp eel
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Monopterus boueti
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> Synbranchiformes (Spiny eels) > Synbranchidae (Swamp-eels)
Etymology: Monopterus: Greek, monos = one, unique + Greek, pteron = fin (Ref. 45335).
Eponymy: Dr Georges Théodore Louis Bouët (1869–1957) was an army physician, ornithologist and colonial administrator, who served (1896–1900) in Sudan, Madagascar (1900–1904), Ivory Coast, Niger and Dahomey (Benin) (1906–1930). [...] (Ref. 128868), visit book page.
More on author: Pellegrin.

Environment: milieu / climate zone / depth range / distribution range 生態学

; 新鮮な水 底生の. Tropical

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Africa: Sierra Leone and Monrovia, Liberia (Ref. 57291, 116049). Reported also from Côte d'Ivoire (Ref. 2828), but its identification is unclear as the specimen has clearly visible eyes (Ref. 116049).

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL オス/雌雄の選別がない; (Ref. 57291)

簡単な記述 検索表 | 形態学 | 形態計測学

Diagnosis: body naked, slender, elongated and cylindrical, ending in a very tapering point; the caudal part of the body makes less than one third of the total length; no trace of paired or unpaired fins; eye atrophied, deep-set under skin, practically invisible from the outside; conical teeth on jaws and palate; gill opening minute, reduced to a median ovate pore, surrounded with longitudinal skin folds; 4 branchiostegal rays; 3 branchial arches without branchial lamellae; lateral line present; vertebral count: 140-144 abdominal and 39-45 caudal (Ref. 57291). Colouration: uniformly dark (Ref. 57291).

生物学     用語集 (例 epibenthic)

Obligate air-breathing (Ref. 126274); Contrary to what is suggested by its morphology, this species is not cavernicolous; it burrows in mud, never very far from the sea (Ref. 57291). The male guards and builds nest or burrow (Ref. 205).

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生

The male guards and builds nest or burrow (Ref. 205).

主な参考文献 Upload your references | 参考文献 | コーディネーター : Fávorito, Sandra | 協力者

Daget, J., 2003. Synbranchidae. p. 447-450 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57291)

IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)

  欠足データ (DD) ; Date assessed: 30 November 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00085 (0.00039 - 0.00184), b=3.09 (2.90 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.3   ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (24 of 100).