Kuhli or Coolie loach. These fish need a smooth or sandy substrate because they are scaleless fish and sharp rocks will scratch their soft skin. They also love burrowing in sand! Minimum tank size- 15 or 20 gallons.
Marble Angelfish (pterophyllum scalare) She's eye-balling you! They are one of the friendliest freshwater fish group. Mine will always come and greet me when I walk in the room or pass on by. I love them, there my little gems!
Clown Trigger Fish: The clown triggerfish is widely distributed throughout the tropical and subtropical waters of the Indian Ocean until the western Pacific Ocean. It is most commonly found along external reef slopes with clear water until 75 m depth.