Diversity, distribution and new records of freshwater and estuarine shrimp in the state of Amap, eastern Brazilian Amazon region.

This study presents the freshwater and estuarine shrimp species that occur in the state of Amap, in the eastern region of the Brazilian Amazon. The data were obtained through information contained in the Brazilian crustacean collections of the Institute of Scientific and Technological Research of the State of Amap (IEPA) and the National Institute for Research in the Amazon (INPA) and the detailed examination of the listed specimens. All information contained in the log book and specimen labels were noted for the identification and mapping of occurrence areas in the region.