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Fish Species Composition, Distribution, and Community Structure of a Himalayan Biodiversity Hotspot River Diyung, North East India

Fish Species Composition, Distribution, and Community Structure of a Himalayan Biodiversity Hotspot River Diyung, North East India

A.M. Ahmed1*, R. Dutta1, H. Pokhrel1, D. Nath1, L. Mudoi1, R. Sarmah1, S.K. Bhagabati1 and I. Ahmed2

1Department of Aquatic Environment Management, College of Fisheries, Assam Agricultural University, Nagaon, Assam, India
2Department of Fisheries Resource Management, College of Fisheries, Assam Agricultural University, Nagaon, Assam, India.
 
*      Corresponding author: [email protected]

Fig. 1.

Map of the study area.

Fig. 2.

Composition of fish under different orders (A), families (B), common groups (C), IUCN categories (D), and on the basis of availability (E) in Diyung River.

Fig. 3.

Dendrogram clustering of Bray- Curtis similarity index.

Fig. 4.

Relationship between the fish assemblage of Diyung River with environmental parameters across sampling periods.

Fig. 5.

Station wise K- dominance curve for species biomass.

Fig. 6.

Seasonal K- dominance curve for species biomass.

Pakistan Journal of Zoology

October

Pakistan J. Zool., Vol. 56, Iss. 5, pp. 2001-2500

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