The body is extremely slender and silvery color with upper and lower jaws and the tail are margin wavy with large lower lobe. No keel on tail base, found in small group.

Silvery and extremely slender body with elongate upper and lower jaws have fork tail and found in small groups. Size is up to 37 cm.

Silvery and extremely slender with elongate upper and lower jaws and numerous needle like teeth, tail have a fork shape. Found near reef surface in groups. Size up to 150 cm.

Found in schools, seeking protection from sea grasses, among sponges and soft corals. It swims head down and awaits it’s pray to come close. Schools of dozens can be attracted to dive torches during night dive and will use the beam of the flashlight to hunt.