
Sicklefin Lemon Shark
The Sicklefin Lemon Shark - Negaprion acutidens can grows up to 3.8 meters in length, this one in the picture was around 3 meters, still impressive in size. They are sluggish/slow moving shark but its one of the few shark species that has its mouth always opened with its teeth clearly visible.
The IUCN has assessed this species as Vulnerable; its low reproductive productivity and rate of movement limits the capacity of depleted stocks to recover.

The sicklefin lemon shark or sharptooth lemon shark, is a species of requiem shark belonging to the family Carcharhinidae, widely distributed in the tropical waters of the Indo-Pacific. It is closely related to the better-known lemon shark of the Americas.