Blue throat trigger

The Blue Jaw Triggerfish, also known as the Blue Throat Triggerfish (Xanthichthys auromarginatus), features a distinctive coloration with a predominantly blue to blue-green body, a yellow margin on its tail and dorsal/anal fins, and a notable blue patch or "jaw" beneath its mouth. Originating from the tropical waters of the Indo-Pacific region, this species showcases an eye-catching, diamond-shaped body that can reach up to about 9 inches (23 cm) in length. It is well-regarded in the aquarium hobby for its vibrant colors and personality, making it a popular choice among enthusiasts who can accommodate its size and dietary needs.