The Effectiveness of Detritus Balls on Cockle (Anadara granosa) Growth

The detritus balls had been found to be effective as food for the survival of the cockles (blood cockle, Anadara granosa, Linnaeus 1785) kept in captivity but have not been tested in the field. In this study two plots of farm areas each measuring 20 m X 20 m were selected as testing fields where one served as test plot and the other was the control plot. Initially, there were cockles present in both plots aged about 18 months old measuring between 19 mm to 29 mm and only test plot was treated with 100 detritus balls. After the six months period (from January