Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)

The variation in the component community structure of intestinal helminths in the lizard Chalcides ocellatus (Forskal, 1775) was studied in relation to the seasonal variation and host weight and sex. 120 lizards were collected seasonally during year 2004, from Al Firdan, Ismailia governorate, Egypt....

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Main Authors: Ibrahim M.M., Soliman M.F.M.
Format: Article
Language:English
Published: EDP Sciences 2005-12-01
Series:Parasite
Subjects:
Online Access:http://dx.doi.org/10.1051/parasite/2005124317
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author Ibrahim M.M.
Soliman M.F.M.
author_facet Ibrahim M.M.
Soliman M.F.M.
author_sort Ibrahim M.M.
collection DOAJ
description The variation in the component community structure of intestinal helminths in the lizard Chalcides ocellatus (Forskal, 1775) was studied in relation to the seasonal variation and host weight and sex. 120 lizards were collected seasonally during year 2004, from Al Firdan, Ismailia governorate, Egypt. The helminths community consisted of six species (five nematodes and one cestode). The various helminths differed according to host sex. The prevalence of total helminths infection was 67.6 % while the prevalences of Thelandros schusteri, Pharyngodon mamillatus, Parapharyngodon bulbosus, Cosmocerca vrcibradici, Spauligodon petersi and Oochoristica maccoyi were 43.4 %, 3.9 %, 13.2 %, 5.3 %, 6.6 %, and 14.3 %, respectively. The results showed that the season was the main factor affecting infracommunity species richness and parasite abundance. Moreover, there was interaction between season and host sex on abundance of P. bulbosus. The prevalence of intestinal helminths varied significantly in relation to host weight classes and sex in some species. Helminths abundance and intensity were independent from host sex. In addition, correlations were found between total helminths abundance and host weight. In conclusion, the helminths community of C. ocellatus was depauperate and the influence of the studied factors varied from species to another one. We cannot say if the low species richness and infection rates observed in the present study are typical of the host species or if they are due to characteristics of the study area, since no available data on parasite assemblages exist for other C. ocellatus populations.
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spelling doaj.art-2fd2373a3dbf450aad43ad05852a60152023-12-02T15:37:57ZengEDP SciencesParasite1252-607X1776-10422005-12-0112431732310.1051/parasite/2005124317parasite2005124p317Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)Ibrahim M.M.Soliman M.F.M.The variation in the component community structure of intestinal helminths in the lizard Chalcides ocellatus (Forskal, 1775) was studied in relation to the seasonal variation and host weight and sex. 120 lizards were collected seasonally during year 2004, from Al Firdan, Ismailia governorate, Egypt. The helminths community consisted of six species (five nematodes and one cestode). The various helminths differed according to host sex. The prevalence of total helminths infection was 67.6 % while the prevalences of Thelandros schusteri, Pharyngodon mamillatus, Parapharyngodon bulbosus, Cosmocerca vrcibradici, Spauligodon petersi and Oochoristica maccoyi were 43.4 %, 3.9 %, 13.2 %, 5.3 %, 6.6 %, and 14.3 %, respectively. The results showed that the season was the main factor affecting infracommunity species richness and parasite abundance. Moreover, there was interaction between season and host sex on abundance of P. bulbosus. The prevalence of intestinal helminths varied significantly in relation to host weight classes and sex in some species. Helminths abundance and intensity were independent from host sex. In addition, correlations were found between total helminths abundance and host weight. In conclusion, the helminths community of C. ocellatus was depauperate and the influence of the studied factors varied from species to another one. We cannot say if the low species richness and infection rates observed in the present study are typical of the host species or if they are due to characteristics of the study area, since no available data on parasite assemblages exist for other C. ocellatus populations.http://dx.doi.org/10.1051/parasite/2005124317helminthparasite communityChalcides ocellatussexweightseason
spellingShingle Ibrahim M.M.
Soliman M.F.M.
Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
Parasite
helminth
parasite community
Chalcides ocellatus
sex
weight
season
title Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
title_full Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
title_fullStr Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
title_full_unstemmed Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
title_short Factors affecting helminths community structure of the Egyptian lizard Chalcides ocellatus (Forskal, 1775)
title_sort factors affecting helminths community structure of the egyptian lizard chalcides ocellatus forskal 1775
topic helminth
parasite community
Chalcides ocellatus
sex
weight
season
url http://dx.doi.org/10.1051/parasite/2005124317
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