Open Access Research Paper Views (698) Download (181) Macroinvertebrates and plankton diversity as indicators of water quality in Langihan lagoon, Butuan city, Philippines Julie S. Berame Int. J. Biosci.11( 1), 386-393, July 2017. DOI: http://dx.doi.org/10.12692/ijb/11.1.386-393 Key: MacroinvertebratesPhysico-chemicalplanktonSørensen indexWQI Details