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Give the merits and demerits of fish culture?

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asked Sep 13, 2017 in Biology by Golu (37,045 points) ● 19 ● 145 ● 415

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answered Sep 13, 2017 by sforrest072 (157,439 points) ● 61 ● 410 ● 937
selected Sep 13, 2017 by Golu
 
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Demerits 

(i) threat to bio-diversity 

(ii) only economically important and valued fishes will be cultured.

Merits 

(i) large amount of desired fishes can be obtained in small area 

(ii) improvement can be done.

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