In Para , as in the Amazon region of Brazil and in the rest of the aquaculture activity still shows a slight increase when compared to global aquaculture . The present study aimed to characterize the aquaculture activity in the micro Guama / PA . The data , derived from the application of standardized aquaculture enterprises located in the municipalities of micro questionnaires were processed and analyzed using Excel 2007 for Windows 4.5 and Canoco 2:03 Past programs . The main aquaculture activities are practiced in the micro fish farming ( 23.4 % ) and livestock ( 23.4 % ) , the polyculture is the main type of farming ( 60.9 % ) , being the tambaqui ( macropomum Colossoma ) with tilapia ( Oreochromis niloticus ) as practiced ( 55.6 % ) , mainly using the extensive rearing system ( 57.8 % ) , only 25 % of the ventures business purpose , the main labor utilized to contracted ( 45.3 % ) , the fish in natura the main form of marketing ( 71.8 % ) , only 25% of enterprises use commercial feed and 62.5 % identified as main difficulty access to technical assistance . Aquaculture is still practiced in rudimentary form in most of the study area , fish farming being the main purpose of subsistence production .