Iranian Journal of Fisheries Sciences
مجله علوم شیلاتی ایران
IJFS
Agriculture
http://jifro.ir
1
admin
1562-2916
10.18869/acadpub.ijfs
en
jalali
1390
1
1
gregorian
2011
4
1
10
2
online
1
fulltext
en
Survey on fungal, parasites and epibionts infestation on the Astacus leptodactylus (Eschscholtz, 1823), in Aras Reservoir West Azarbaijan, Iran
fish disease
fish disease
پژوهشي
Orginal research papers
<span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">A total of 394 (255 males,139 females) live freshwater crayfish <i>Astacus leptodactylus</i><font size="3"><font face="Times New Roman"><span style="mso-bidi-font-style: italic"> from four stations of Aras reservoir </span>in West Azarbaijan Province (North-Western Iran) were studied during the winter until early autumn of 2009 for the presence of parasites, Epibionts and Fungal agents. Parasitological surveys were carried out on gills exoskeleton and internal organs, mycological examinations on the exoskeleton (the legs, abdominal cuticle and the eggs). 9 epibionts and parasites peritrich protozoans including :<i>Cothurnia sieboldii</i> (68.5%), <i>Zoothamnium </i>spp. (56.6%), <i>Vorticella similis </i>(45.6%)<span dir="rtl"></span><i><span dir="rtl" lang="AR-SA"><span dir="rtl"></span>,</span></i><span dir="ltr"></span><span lang="AR-SA"><span dir="ltr"></span> </span><i>Chilodonella</i> spp. (0.5%)<i>, </i></font></font></span><i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: Calibri mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">Podophrya fixa </span></i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">(7.8%)<i>, Epistylis chrysemidis</i></span><span dir="rtl"></span><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA" dir="rtl"><span dir="rtl"></span> </span><span dir="ltr"></span><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA"><span dir="ltr"></span>(53.2%), <i>Pyxicola annulata </i>(66%), </span><i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">Opercularia</span></i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA"> </span><i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">articulata </span></i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">(19.8%), </span><i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">Tetrahymena pyriformis </span></i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">(0.5%) were recorded</span><i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">. </span></i><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">From Metazoan parasites group,</span><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA"> <i>Branchiobdella kozarovi</i> (71%)<i> </i>as the first observation was the only parasite recorded from exoskeleton with prevalence (100%) during spring and summer of the study year. Infected gills were heavily damaged with <i>Aeolosoma</i> <i>hemprichi</i> (Annelid) in winter with 90% prevalence. Other Epibiont fouling organisms such as </span><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: FA">Rotatoria free living </span><span style="LINE-HEIGHT: 115% FONT-FAMILY: "Times New Roman","serif" FONT-SIZE: 12pt mso-fareast-font-family: 'Times New Roman' mso-ansi-language: EN-US mso-fareast-language: EN-US mso-bidi-language: AR-SA">Nematods were observed in this survey. Furthermore, on the mycotic agents identified<i> Penicillium</i> <i>expansum</i> <i>Aspergillus flavus Alternaria</i> sp. <i>Fusarium </i>sp. and<font size="3"><font face="Times New Roman"><span style="mso-spacerun: yes"> </span><i>Saprolegnia </i>sp. were isolated in IM media and identified with slides cultured from cuticular melanized lesions and eggs of infected specimens. This is the first investigation on epibionts, parasites and fungal organisms of the endemic crayfish in Aras reservoir, Iran.</font></font></span>
Astacus leptodactylus, Fungi,Epibiont, Aras reservoir, Iran
266
275
http://jifro.ir/browse.php?a_code=A-10-1-83&slc_lang=en&sid=1
A.
Nekuie Fard
anekuie@gmail.com
10031947532846003012
10031947532846003012
Yes
A. A.
Motalebi
10031947532846003013
10031947532846003013
No
B.
Jalali Jafari
10031947532846003014
10031947532846003014
No
M.
Aghazadeh Meshgi
10031947532846003015
10031947532846003015
No
D.
Azadikhah
10031947532846003016
10031947532846003016
No
M.
Afsharnasab
10031947532846003017
10031947532846003017
No