Insectos acuáticos indicadores de calidad del agua en México: casos de estudio, ríos Copalita, Zimatán y Coyula, Oaxaca
Barba-Álvarez, Rafael | Lanza-Espino, Guadalupe de la | Contreras-Ramos, Atilano | González-Mora, Ignacio
Within the macroinvertebrates that inhabit in freshwaters, the insects are more suitable the biological group to establish the water quality of the lotic and lentic ecosystems. Considering the sensibility and tolerance intrinsic properties of the aquatic insects, in this study Hilsenhoff Biotic Index (HBI, 1988) was applied in the high, medium and low portions of 3 perennial rivers: Copalita, Zimatán and Coyula, Oaxaca, Mexico. The HBI showed in the 3 cases a good to very good water quality.
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