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P. Nayana

Publications (4)

Ichthyofaunal Diversity and Ecological Status of Gose Khurd Reservoir, Maharashtra, India

Umesh Suryawanshi, H. N. Anjanayappa, P. Nayana, Kanhaiya Gopal Bhivagade, Bhosle Rameshwar Venkatrao, Aitwar Vaijnath S., Jayashri Mahadev Swamy, Shiwam Dubey, Narendra Kumar Maurya, Vaishrawan Randive, Rinkesh N. Wanjari & J. G. K. Pathan · Journal of Scientific Research and Reports · 2026

The Gose Khurd Reservoir on the Wainganga River is one of central India’s largest irrigation projects and holds significant potential for inland fisheries and livelihood support. Earlier studies (2013–2015) recorded 54 fish species, whereas a recent survey (2024) documented 75 sp...

Open access Research Article 10.9734/jsrr/2026/v32i64254

Hydrological Dynamics and Multivariate Assessment of Water Quality in the Gose Khurd Reservoir, India

Umesh Suryawanshi, H. N. Anjanayappa, S.R. Somashekara, Kumar Naik A.S., Ganapathi Naik, M., P. Nayana, K. Adarsh, P.A. Telvekar & J.G.K. Pathan · International Journal of Environment and Climate Change · 2025

The water quality was assessed over 18 months, from January 2024 to June 2025 of the Gose khurd Reservoir in Maharashtra, India, by examining its hydrological and multivariate characteristics. It employed methods such as Principal Component Analysis (PCA), correlation evaluations...

Open access Research Article 10.9734/ijecc/2025/v15i84985

Food and Feeding Habits of Gerres filamentosus in the Cochin Backwaters

Gopika Suresh Babu, M. K. Sajeevan, U.A. Suryawanshi, H. N. Anjanayappa, S. R. Somashekara, A.S. Kumar Naik, P. Nayana & J. G. K. Pathan · Journal of Advances in Biology & Biotechnology · 2024

A total of 601 specimens of Gerres filamentosus were collected from the sampling sites and were subjected to gut content analysis. Guts were visually classified according to the fullness of the stomach. Occurrence, gravimetric and volumetric methods were followed to quantify the...

Open access Research Article 10.9734/jabb/2024/v27i6910

Feeding Strategies and Trophic Level of Chirocentrus dorab (Forsskål, 1775): A Seasonal and Ontogenetic Analysis

Harinkhede Harsha, K. B. Rajanna, T. Sujitha, H. N. Anjanayappa, K. Rajan, R. Sikha, N. Chethan, N. Manjappa, S. Vijaykumar, P. Nayana & K. Akshay · Journal of Scientific Research and Reports · 2026

This study investigates the feeding dynamics and trophic role of Chirocentrus dorab along the southern coast of Karnataka to support ecosystem-based fisheries management. A total of 381 specimens collected between October 2023 and September 2024 were examined using stomach conten...

Open access Research Article 10.9734/jsrr/2026/v32i34046