This book contains six chapters on selected fish species found in the north of Peninsular Malaysia, discussing their biology, diversity and distribution. This will contribute to a significant expansion of fisheries research by highlighting the role of taxonomic studies for species identification, international communication and sustainable fisheries management. In addition, it offers an opportunity to improve understanding of the interconnections between these aspects which can provide reciprocal benefits to scientists and local communities. This book also highlights some recommendations and methods that should be taken by fisheries managers in managing fish diversity. This is important to maintain population structure and a sustainable source of protein for humans. The Fish Fauna of Northern Peninsular Malaysia: The Magnificent Treasure of Malaysia is definitely a reference for students, researchers and professionals working in this field.