Fish Biomass and Physico-Chemical Characteristics of Lower Manair Reservoir at Karimnagar Dt, Telangana, India

Rama Rao. K
Page No. 1-12

Fish production in the Lower Manair Reservoir was studied from June-2013 to May-2014. Samples
were collected bimonthly with help of local fishermen by using fishing Craft and Gear. The total
approximate fish biomass was 33076.550 kilograms per year and 4.082 kg/ha an average fish
production in Lower Manair Reservoir. The effect of physico-chemical parameters on fish
production was investigated on a total of 64 species of fishes belonging to 8 orders. Group wise fish
biomass was calculated on every month and year. The highest fish catch recorded during the month
of December is reported to 4910.7 kgs, the second highest catch is reported in the month of
November is 4141.8 kgs. The reported total of 64 ichthyo faunal species were divided into 12
groups, such as Major carps six species, nine species of Minor carps, eleven species of Minnows,
eleven species of Catfishes, two species of Eels, two species of Beloiniformes, four species of
Murreles, two species of Gobids, two species of Spiny eels, nine species of Perches, one species of
Mugils and five species of Exotic species.
Keywords : Lower Manair Reservoir, Fish production, Biomass. physico-chemical parameters