ÍNDICE DEL ESTADO TRÓFICO DE LA LAGUNA DE CALDERAS, AMATITLÁN, GUATEMALA

Abstract

This article presents the results of the evaluation, field and laboratory scale , the trophic state of the lagoon of Calderas, in 2002 , 2004 , 2011 and 2014 Lagoon boilers in 2002 had an index of trophic status (TSI ) of 39 which stood at the oligotrophic state and in 2014 was presented with an index of 44 which is in mesotrophic state. Based on the characteristics presented in the years 2002, 2004, 2011 and 2014 was determined that dissolved oxygen 20% is reduced due to volcanic eruptions, population growth , which provides increased generation of wastewater, wash product clothing and solid waste generation .