Taxonomy of Anisakidae infecting Mugil cephalus (Linnaeus, 1758) from Algerian Coast

 

 

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Article Title: Taxonomy of Anisakidae infecting Mugil cephalus (Linnaeus, 1758) from Algerian Coast
Authors: Boubekeur R., Abdelouahed K., Adjmi Hammoudi H., Trilles J.-P., Ramdane Z.
Affiliation: Laboratoire de Zoologie Appliquée et d’Ecophysiologie Animale, Faculté des Sciences de la Nature et de la
Vie, Université de Bejaia, Algerie
Laboratoire de Parasitologie Mycologie, Hôpital Central de l’Armée, 244 Kouba, Alger, Algerie
Universitée de Montpellier, 34000 Montpellier, France
Abstract: The molecular detection was established for the collected parasitic nematodes (Anisakidae larvae:
L3) infecting Mugil cephalus Linnaeus, 1758 fro m the central Algerian coast. From January 2017 to January
2018, 1000 specimens of this fish were sample and studied for their nematode parasites. Our results show
very low infection rates (P= 2.5 %; MI 1.2 parasites per infected host) by Anisakidae nematodes (L3). These
parasites were collected only in female specimens of M. cephalus. Morphological analysis reveals that the
collected specimen’s nematodes belong to the genus Anisakis spp. The 30 collected Anisakis larvae (at
stage L3) were studied using molecular analysis (PCR targeting the ITS1 ITS2 regions followed by a RFLP
and Sanger sequencing targeting the COX2 mitochondrial gene). Sequencing confirms the affiliation of the
30 collected larvae of parasitic nematodes to the species Anisakis pegreffi (24 larvae) and Anisakis simplex
sensu stricto (6 The results obtained indicate for the first time the presence of parasitic nematodes in
M. cephalus of the Algerian coast.
Keywords: Mugil cephalus, Anisakis spp, PCR, RFLP, Algerian coast
*Correspondence: Racha Boubekeur, Laboratoire de Zoologie Appliquée et d’Ecophysiologie Animale, Faculté des Sciences de la
Nature et de la Vie, Université de Bejaia, Algérie; rachaimane.boubekeur@univ-bejaia.dz