Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India

The present study was carried out to study the prevalence and seasonal distribution of snail fauna in central zone of Kashmir valley. A total of 12,103 snails were collected during September 2017 to August 2018 and 10 snail species under 5 genera recorded were Physa acuta, Lymnaea lagotis f. costul...

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Main Authors: Z A WANI, R A SHAHARDAR, K H BULBUL, I M ALLAIE, AIMAN ASHRAF
Format: Article
Language:English
Published: Indian Council of Agricultural Research 2024-01-01
Series:Indian Journal of Animal Sciences
Subjects:
Online Access:https://epubs.icar.org.in/index.php/IJAnS/article/view/123052
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author Z A WANI
R A SHAHARDAR
K H BULBUL
I M ALLAIE
AIMAN ASHRAF
author_facet Z A WANI
R A SHAHARDAR
K H BULBUL
I M ALLAIE
AIMAN ASHRAF
author_sort Z A WANI
collection DOAJ
description The present study was carried out to study the prevalence and seasonal distribution of snail fauna in central zone of Kashmir valley. A total of 12,103 snails were collected during September 2017 to August 2018 and 10 snail species under 5 genera recorded were Physa acuta, Lymnaea lagotis f. costulata, L. stagnalis, L. brevicauda, auricularia var obliquata, L. luteola f. typica, Gyraulus ladacensis, G. pankogensis, Bithynia troscheli and Indoplanorbis exustus. Besides this, one unidentified snail was also reported. Species-wise overall prevalence was observed highest for P. acuta (18.65%), followed by L. lagotis (15.54%), L. stagnalis (13.31%), G. ladacensis (11.49%), L. brevicauda (10.19%), B. troscheli (8.00%), L. auricularia (6.94%), I. exustus (5.32%), L. luteola (5.15%), G. pankogensis (3.42%) and lowest for unidentified snail (1.94%). Prevalence of snails was found to be highest in summer (53.81%) followed by spring (29.76%), autumn (15.66%) and lowest in winter season (0.75%), the difference being statistically significant between seasons. Overall F% and RF% of snails was observed to be highest for P. acuta followed by Lymnaea spp. other than L. stagnalis, Gyraulus spp., B. troscheli, I. exustus and lowest for unidentified snail. Overall F% and RF% of snails was also observed highest in summer followed by spring, autumn and lowest in winter season. Based on RF%, all snails were found highly distributed, except for unidentified snail, which was found to be lightly distributed. The study concluded that Physa snails were found highly prevalent. Knowledge of the particular snail and cercariae released by them could be used to formulate control strategy to reduce the burden of trematode parasites in animals. Unidentified snail recorded in this study appears to be new species, which needs further detailed investigation.
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spelling doaj.art-97c7581fd2d34e8390d549116c1a9eae2024-01-09T05:58:00ZengIndian Council of Agricultural ResearchIndian Journal of Animal Sciences0367-83182394-33272024-01-0194110.56093/ijans.v94.i1.123052Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, IndiaZ A WANI0R A SHAHARDAR1K H BULBUL2I M ALLAIE3AIMAN ASHRAF4Sher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shuhama Campus, Jammu and Kashmir 190 006 IndiaSher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shuhama Campus, Jammu and Kashmir 190 006 IndiaSher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shuhama Campus, Jammu and Kashmir 190 006 IndiaSher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shuhama Campus, Jammu and Kashmir 190 006 IndiaSher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shuhama Campus, Jammu and Kashmir 190 006 India The present study was carried out to study the prevalence and seasonal distribution of snail fauna in central zone of Kashmir valley. A total of 12,103 snails were collected during September 2017 to August 2018 and 10 snail species under 5 genera recorded were Physa acuta, Lymnaea lagotis f. costulata, L. stagnalis, L. brevicauda, auricularia var obliquata, L. luteola f. typica, Gyraulus ladacensis, G. pankogensis, Bithynia troscheli and Indoplanorbis exustus. Besides this, one unidentified snail was also reported. Species-wise overall prevalence was observed highest for P. acuta (18.65%), followed by L. lagotis (15.54%), L. stagnalis (13.31%), G. ladacensis (11.49%), L. brevicauda (10.19%), B. troscheli (8.00%), L. auricularia (6.94%), I. exustus (5.32%), L. luteola (5.15%), G. pankogensis (3.42%) and lowest for unidentified snail (1.94%). Prevalence of snails was found to be highest in summer (53.81%) followed by spring (29.76%), autumn (15.66%) and lowest in winter season (0.75%), the difference being statistically significant between seasons. Overall F% and RF% of snails was observed to be highest for P. acuta followed by Lymnaea spp. other than L. stagnalis, Gyraulus spp., B. troscheli, I. exustus and lowest for unidentified snail. Overall F% and RF% of snails was also observed highest in summer followed by spring, autumn and lowest in winter season. Based on RF%, all snails were found highly distributed, except for unidentified snail, which was found to be lightly distributed. The study concluded that Physa snails were found highly prevalent. Knowledge of the particular snail and cercariae released by them could be used to formulate control strategy to reduce the burden of trematode parasites in animals. Unidentified snail recorded in this study appears to be new species, which needs further detailed investigation. https://epubs.icar.org.in/index.php/IJAnS/article/view/123052Central zone of Kashmir valley, Relative frequency, Seasonal dynamics, Snails
spellingShingle Z A WANI
R A SHAHARDAR
K H BULBUL
I M ALLAIE
AIMAN ASHRAF
Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
Indian Journal of Animal Sciences
Central zone of Kashmir valley, Relative frequency, Seasonal dynamics, Snails
title Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
title_full Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
title_fullStr Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
title_full_unstemmed Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
title_short Seasonal dynamics of freshwater gastropods in central zone of Kashmir Valley, India
title_sort seasonal dynamics of freshwater gastropods in central zone of kashmir valley india
topic Central zone of Kashmir valley, Relative frequency, Seasonal dynamics, Snails
url https://epubs.icar.org.in/index.php/IJAnS/article/view/123052
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AT rashahardar seasonaldynamicsoffreshwatergastropodsincentralzoneofkashmirvalleyindia
AT khbulbul seasonaldynamicsoffreshwatergastropodsincentralzoneofkashmirvalleyindia
AT imallaie seasonaldynamicsoffreshwatergastropodsincentralzoneofkashmirvalleyindia
AT aimanashraf seasonaldynamicsoffreshwatergastropodsincentralzoneofkashmirvalleyindia