Stock assessment of the copyright bass Cichla temensis (Humboldt, 1821), an important fishing resource from the middle Negro river, Amazonas, Brazil

Stock assessment of the copyright bass Cichla temensis (Humboldt, 1821), an important fishing resource from the middle Negro river, Amazonas, Brazil

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Abstract copyright bass Cichla temensis is an important species at the Amazon basin, since commercial, subsistence and recreational fisheries simultaneously exploit it.Cichla temensis is the preferred species by recreational fishers and it has been strongly exploited, mainly at the Negro river, the second largest tributary of the Amazon River.It Ornithine was used data from experimental fisheries, collected at the middle stretch of Negro river, which were coupled with previously Hot Gas Defrost Solenoid published data on its population dynamics, to run a yield per recruit model and build scenarios of sustainable fisheries.The results showed that the age of the first catch is a key variable to successful management of the copyright bass stocks at this region.