In recent years, the whole world is facing a problem of man made or natural disasters. Particularly, the water world is having these kinds of problems. The ultimate result is the great sufferings of the aquatic organisms. Small Indigenous Species of fish of Bangladesh is disappearing in the wild due to various reasons. Very few works are available on the biodiversity status of these species of fish. Biodiversity status gives the information of the distribution, abundance and threatening of the concerned species. This book gives the detail information on the biology, systematic position, distribution, abundance and the national threatened categories described by IUCN. It gives the taxonomic characters, systematic information and biodiversity status of eight Puntius species and some minnows too. Overall fishery importance are also a concerned of interest. This attempt will be helpful for the researchers, students, scientists of biological science specially those one who are devoted to the work on biodiversity and conservation. Policy makers may also pay their attention having read this minute attempts.