Length-weight relationships for 55 freshwater fish species from the Iguatemi River, Upper Parana River basin, Brazil

摘要

This study reports the length-weight relationship estimatives (LWRs) for 55 fish species caught in the Iguatemi River drainage, Upper Parana River Basin, Mato Grosso do Sul State, Brazil. The LWRs of 15 of the species are provided for the first time.