Blue Spot ButterflyfishThe Blueblotch Butterflyfish (Chaetodon plebeius), also known as the Blue Spot Butterflyfish, is a striking species recognized by its vivid yellow body, bold black eye bar, and signature blue patch located behind the pectoral fin. Native to shallow reef environments of the Indo Pacific, this butterflyfish is active, hardy, and adds a splash of vibrant color and motion to any marine aquarium. For best care, provide an aquarium of at least 300 liters