With its electric blue front half and fiery orange rear, the Boesemani Rainbowfish is one of the most eye-catching freshwater fish in the aquarium hobby. Native to the lakes of West Papua, Indonesia, this peaceful schooling species combines vibrant coloration, energetic behavior, and easygoing compatibility, making it a favorite for community aquariums. Discover what makes Melanotaenia boesemani such a standout addition to freshwater tanks around the world.