Regime alimentaire du diagramme gris Plectorhynchus mediterranus (Guichenot, 1850), (poisson, Haemulidae) des cotes

Authors

  • Cheikhna GANDEGA Institut Mauritanien de Recherches Océanographiques et des Pêches - IMROP
  • Mamadou DIA Institut Mauritanien de Recherches Océanographiques et des Pêches - IMROP
  • Mohamed GHORBEL Université de Carthage. Institut National des Sciences et Technologie de la Mer - INSTM. Sfax

Keywords:

Diets, Food organisms, Feeding behaviour, Marine molluscs, Feeding experiments, Marine crustaceans, Seasonal variations, Isopoda, Haemulidae, Plectorhynchus, Decapoda, Amphipoda, Gastropoda, Chorda, Cephalopoda, Annelida, Marine, ASE, Mauritania

Abstract

The diet of Plectorhynchus mediterraneus, studied according to the seasons and to the length concerned 488 specimens of Lf varying from 17.2 to 42.1 cm. The annual coefficient of vacuity is 47.95%. This fish feeds principally on Crustacean Amphipoda and Isopoda. Decapoda, Bivalvs, Cephalopoda and Annelida are the complementary preys of the first order. Whereas, Gastropoda, Chorda, Fishes and Crabs constitute the complementary preys of the second order. Amphipoda remains the preferable food of this fish during all the seasons and whatever is the size of the fish.

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Published

2009-01-24

How to Cite

1.
GANDEGA C, DIA M, GHORBEL M. Regime alimentaire du diagramme gris Plectorhynchus mediterranus (Guichenot, 1850), (poisson, Haemulidae) des cotes. Bull. Inst. Natl. Sci. Technol. Mer [Internet]. 2009Jan.24 [cited 2024Apr.28];36:31-8. Available from: https://www.instm-bulletin.tn/index.php/bulletin/article/view/608

Issue

Vol. 36 (2009)

Section

Article

ARK

https://n2t.net/ark:/68747/INSTM.Bulletin.v36.608

License

Creative Commons License

This work is licensed under a Creative Commons Attribution 4.0 International License.

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