mackerel shark - fierce pelagic and oceanic sharks

genus Isurus, Isurus - mako sharks

Isurus oxyrhincus, shortfin mako - very swift active bluish shark found worldwide in warm waters; important game fish

Isurus paucus, longfin mako - similar to shortfin mako but darker blue

blue pointed, bonito shark, Isurus glaucus - common blue-gray shark of southwest Pacific; sport and food fish