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Pseudotolithus senegalensis

From Wikipedia, the free encyclopedia

Pseudotolithus senegalensis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Acanthuriformes
Family: Sciaenidae
Genus: Pseudotolithus
Species:
P. senegalensis
Binomial name
Pseudotolithus senegalensis
(Valenciennes, 1833)
Synonyms[2]
  • Otolithus senegalensis Valenciennes, 1833
  • Sciaena senegalensis (Valenciennes, 1833)
  • Sciaena dux Bowdich, 1825
  • Pseudotolithus macrognathus Bleeker, 1863
  • Otolithus macrognathus (Bleeker, 1863)

Pseudotolithus senegalensis, the cassava drum, is a large fish found on the coast of West Africa. It can grow up to a maximum length of 114 cm with a common length of about 50 cm for adults. It is known as cassava croaker or croaker in some parts of West Africa.[3][2]

The main diet are prawns and epibenthic crustaceans.[3]

Local names

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Other names[3]
Language/region Name
Ijaw Gbu/n
Yoruba/Ilaje Apo
Nigerian English Croaker
Ga/Fante Ekan
Abidjan L'ombrine
Lebou Nguku
Wolof Law
Temne Laydy

Description

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Pseudotolithus senegalensis is congeneric to P. typhus, it has a greyish brown color above that becomes paler beneath. Head has lateral eyes, a lower jaw that projects slightly above the upper jaw and large a mouth. It has 11 spines in its dorsal fin and 2 spines in the anal fin.[3][2] Allometric growth from larva to adult especially with the head and some fins.

Distribution

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Pseudotolithus senegalensis is found in the Eastern Atlantic along the West African coast. It occurs over muddy waters in open shelf. Its northern boundary reaches Morocco and southern boundary is along the Angolan coast.[3][2] Prefers temperature water to be warmer that 16 °C.[3]

References

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  1. ^ Nunoo, F. & Nascimento, J.L.X. (2021). "Pseudotolithus senegalensis". IUCN Red List of Threatened Species. 2021: e.T49217798A131073889. doi:10.2305/IUCN.UK.2021-1.RLTS.T49217798A131073889.en. Retrieved 4 July 2023.
  2. ^ a b c d Froese, Rainer; Pauly, Daniel (eds.). "Pseudotolithus senegalensis". FishBase. February 2023 version.
  3. ^ a b c d e f Longhurst, Alan R (1969). Synopsis of biological data on West African croakers, Pseudotolithus typus, P. senegalensis and P. elongatus. Rome: Food and Agriculture Organization of the United Nations. OCLC 281607.