نتایج جستجو برای: zooplanktons

تعداد نتایج: 47  

Journal: :Water 2021

This study aims to evaluate the diversity of rotifers in various freshwater habitats Da Nang City, Vietnam, and investigate relationship between community structure environmental conditions. A total 75 rotifer species belonging 25 genera 17 families were recorded, out which seven are new Vietnam. Species from Brachionidae Lecanidae abundant (containing about 50% 69.44%, respectively) both lacus...

Journal: :International journal of fauna and biological studies 2023

The present investigation deals with the comparative study of zooplankton diversity in two different lentic ecosystem Patna, Bihar classified as pristine (Sanjay Gandhi Biological Park) and disturbed (Nalanda medical college hospital) pond which interrelationship between composition community various physiochemical parameters water. was carried out from July to September 2015 three groups taken...

Journal: :بهره برداری و پرورش آبزیان 0
مهرداد کمالی سنزیقی باشگاه پژوهشگران جوان و نخبگان دانشگاه آزاد اسلامی واحد آزادشهر افشین قلیچی عضو هئیت علمی گروه شیلات، دانشگاه آزاد اسلامی واحد آزادشهر رضوان موسوی ندوشن عضو هئیت علمی دانشگاه آزاد اسلامی واحد تهران- شمال، دانشکده علوم و فنون دریایی، تهران

the aim of this study was determination of abundance and biodiversity of zooplankton community at integrated fish culture of grower and fingerling fishes at east of golestan province, gonbade kavous city. sampling was done monthly at 6 ponds during one season culture from june to november 2011. during six month study period, 4 groups and 27 genuses were identified. between recorded groups, 12 g...

Journal: :Baghdad Science Journal 2023

In this study abundance and composition of zooplanktons in the Indus River Estuary was conducted to examine habitat characteristics its impact on tiny organisms. Overall 30,656 individuals were identified segregated into seven major groups including Copepods, Cnidarians, Decapods, Mollusk, Pisces, Amphipods Chaetognaths. For better understanding they further divided eighteen planktonic categori...

Journal: :Journal of environmental biology 2012
S E Shinde T S Pathan D L Sonawane

The present study concerns seasonal variations, correlation coefficient and biodiversity indices of zooplanktons during January-December, 2008 in the Harsool-Savangi dam, Aurangabad, India. A total of 25 genera were recorded of which 10 were Rotifers, 8 Cladocerons, 5 Copepods and 2 Ostracods. Present study revealed maximum percentage wise compositions of Rotifers at north site were 58.28%, Cla...

Journal: :The Dhaka University journal of Earth and environmental sciences 2022

This study assessed horizontal and vertical distribution abundance of zooplankton community in water samples collected from 26 stations at a depth 0 to 250 m the northern Bay Bengal. A total 55 species were identified where Copepod was 72.41% Ciliophora 8.62%. Among Copepod, 48%, 40% 12% Calanoid, Cyclopoid Harpacticoid respectively. also found 2 Decapod, Rotifer, Cladocera, 1 Chaetognatha Stom...

2013
Tapas kumar Dutta Bidhan C. Patra

Ponds are natural water sources that are used by man for various purposes. Zooplankton constitutes an important food item for fishes . Zooplankton also play an important role and serve as bioindicators as well as to assess the pollution status of water .In this present study, we tried to asses the zooplankton species richness, diversity and evenness and to state the condition of a freshwater tr...

2008
C. Sarker

Seasonal variation of the plankton populations with some water quality parameters of Borobila beel, Rangpur district was carried out during July 2003 to June 2004. Total plankton ranged from 98.3×104 to 35.0×105 cells/l with mean values of 19.67±9.77×105 cells/l. A total of 51 genera of planktons were recorded belonging to Chlorophyceae, Bacillariophyceae, Cyanophyceae, Euglenophyceae, Dinophyc...

Journal: :Depik: Jurnal Ilmu-ilmu Perairan, Pesisir dan Perikanan 2021

Kakap River Estuary plays an essential role in the life organisms, but it is vulnerable to environmental changes and pollution caused by human activities. This study aims assess presence of plankton species, their abundance diversity as aquatic ecological bio-indicators Estuary. Plankton water samples were taken for three months, with a frequency one sample per month, viz. March, April June 202...

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