Year: 2019, Issue: June

Seasonal variations of Zoobenthos of Taj Baj Khan Pokhra Hajipur, Vaishali, Bihar (India)

Author:

Mukesh Lal, Manisha Verma and Sonam

Keyword:

Seasonal variation, Zoobenthos, Unimodal curve, Taj Baj Khan Pokhra.

The zoobenthos in Taj Baj Khan Pokhra did not show much qualitative variations. However, monthly quantitative variations were distinct. In general its number increased in summer months and decreased in winter months. Insecta constituted the largest group (46.46%), followed by Oligochaetes (32.45%), Gastropods (6.60%), Branchiopods (4.54%), Bivalves (3.95%), Ostracods (3.63%) and Leeches (1.93%). Altogether 31 species of zoobenthos were collected. As for qualitative abundance was concerned,15 sps. of Arthropoda, followed by 9 species of Annelida and 7 species of Mollusca.

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