juvenile Blacktip Shark swimming from the blue over a coral reef in the Red Sea

shark sharks reef shark requiem shark carcharhinidae carcharhinus indopacific open ocean open water open sea close up scuba dive scuba diving shark dive shark diving endangered endangered species vulnerable blue ocean sea underwater undersea aquatic aquatic animal aquatic species marine animal cartilaginous fishes cartilaginous fish blacktip shark juvenile shark young shark carcharhinus limbatus red sea egypt indian ocean coral reef