Growth, maturity, mortality and exploitation of Ariomma indica (Day) from north Andhra Pradesh coast

Reuben, S and Vijayakumaran, K and Achayya, P (1996) Growth, maturity, mortality and exploitation of Ariomma indica (Day) from north Andhra Pradesh coast. Indian Journal of Fisheries, 43 (1). pp. 39-44.

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Abstract

The length-we; ght relationship, relative condition factor, growth, maturity, mortality and exploitaticn of Ariomma indica from north Andhra Pradesh coast was studied. Growth parameters estimated for von Bertalanff’y’s growth function were L,, = 23.48 cm, K = 0.571 per year and t, = —0.182 years. The fish attains maturity at 150.5 mm and has a longevity of 5.25 years. The total mortality Z and the fishing mortality F were estimated as 2.3385 and 1.0322 respectively. The exploitation ratio E = 0.441 indicated near optimal state of exploitation of the stock. The trend of fishery during 1981 — 91 is elso presented.

Item Type:Article
Uncontrolled Keywords:Fish mortality; Ariomma indica; Andhra
Subjects:Pelagic Fisheries > Pelagic Fishes
Divisions:CMFRI-Cochin > Marine Capture > Pelagic Fisheries
ID Code:230
Deposited By:Dr. V Mohan
Deposited On:22 Mar 2010 13:55
Last Modified:22 Mar 2010 13:55

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