“…The processing of suspended materials in the water column carried out by suspension filter feeders was significant in assessing trophic relationships in freshwater, estuarine and marine ecosystems (Prins 1996, Espinosa 2008, Manganaro 2009, Sarikhani & Javanshir 2010, Mamun & Khan 2011. This study suggested that natural population of in Loay-Loboc River was resilient in their environment, which agreed to experiments conducted by Yap and Mohd Azri (2009) and by Bayen . (2005).…”