The Sicyopterus lagocephalus, also known as the yellow tail, is a beautiful and unique species of fish that is popular among aquarium enthusiasts. This fish is known for its striking yellow tail and sleek, silver-colored body. It is a freshwater species that can be found in the rivers and streams of Southeast Asia, particularly in Malaysia and Indonesia. The yellow tail is an active and social fish, making it a great addition to a community aquarium. With the right care and environment, this species can thrive and bring beauty to any aquatic setup.