Mormyrus lacerda Castelnau, 1861

Western bottlenose mormyrid

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Osteoglossiformes \| Mormyridae
Synonyms	Mormyrus anchietae, Mormyrus ellenbergeri, ... more
Common names	Western bottlenose, 西部长颌鱼, Westelike bottelneus, ... more

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Image of Mormyrus lacerda (Western bottlenose mormyrid)

Picture by Mertens, P.

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Main reference

Gosse, J.-P. 1984. (Ref. 3203)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 50.0 cm TL male/unsexed; (Ref. 7248); max. published weight: 2,000 g (Ref. 7248)

Environment

Demersal; freshwater

Climate / Range

Tropical; 11°S - 21°S

Africa: upper Zambezi, Kafue, and Okavango rivers. Found also in Cunene River (Ref. 13337).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 0; Dorsal soft rays (total): 62 - 68; Anal spines: 0; Anal soft rays: 18 - 21. Dorsal fin long and snout elongated with a terminal mouth.

Prefers quiet stretches of river channels, deep pools and floodplain lagoons with aquatic vegetation. May form small shoals. Feeds mainly on insect larvae, shrimps, small snails and small fish. Known to move up tributaries when they come down in spate and may breed in newly inundated areas (Ref. 13337). Spawns during the rainy season; females carry up to 7,000 eggs. Caught by subsistence fishermen and anglers (Ref. 7248).


IUCN Red List Status (Ref. 57073)	Threat to humans
Least Concern (LC)	Harmless

Human uses
Fisheries: commercial; gamefish: yes


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

High, minimum population doubling time less than 15 months (K=0.8)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low vulnerability (23 of 100)	Not marketed/unknown

Entered by Froese, Rainer

Modified by Torres, Armi G.

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Page last modified by : elaxamana, 15 July 2009

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