OCCURRENCE AND TROPHIC STATUS OF AQUATIC INSECTS: A CASE STUDY IN TWO LENTIC WATERBODIES OF CHIKMAGALUR DISTRICT, KARNATAKA

S. Thirumala; B. Rajappa; B. R. Kiran

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Published Feb 10, 2020

S. Thirumala

Govt. First Grade College 8 P G Centre, Department of Environmental Science, Davangere, Karnataka, India

B. Rajappa

Department of Chemistry, Rwandan Defence College, Kigali Rwandan, East Africa.

B. R. Kiran

Research 8 Teaching Assistant in Environmental Science, DDE, Kuvempu University, Shankarghatta, Karnataka

Abstract

Present study deals with occurrence and trophic status of aquatic insects in Lakkavalli and Rangenahalli tanks, Chikmagalur District, Karnataka during January to August 2011. A total of 1084 individuals of aquatic insects belonging to 11 genera and 4 orders were collected in different sites of two tanks. Shannon Index (HI) and Simpson Index (D) is highest in Rangenahalli tank as compared to Lakkavalli Tank. Trophic studies reveal that predator dominance followed by grazers and collector.

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How to Cite

Thirumala, S., Rajappa, B., & Kiran, B. (2020). OCCURRENCE AND TROPHIC STATUS OF AQUATIC INSECTS: A CASE STUDY IN TWO LENTIC WATERBODIES OF CHIKMAGALUR DISTRICT, KARNATAKA. Journal of Advanced Scientific Research, 11(01), 215-218. Retrieved from https://sciensage.info/index.php/JASR/article/view/432