| an index of biotic integrity for shallow streams of the hondo river basin, yucatan peninsula. | an index of biotic integrity (ibi) is proposed, based on the fish communities and populations in streams of the hondo river basin, mexico-belize. freshwater environments in this area are threatened by exotic fishes, eutrophication, and pesticide pollution, among other problems. this ibi should allow to identify the most vulnerable sites and eventually guide rehabilitation efforts. data on composition, structure, and function of fish communities were evaluated. twenty-three sites in the mexican p ... | 2010 | 21146199 |