Scientific name: Istiophorus platypterus
Size: About 6.6 feet, up to 9.8 feet
Color: Blue and silver
Distinguishing feature: Long body (like a sausage), rostrum in terminal peak, vertical stria on the flank.
Where did we see it: French polynesia
Scientific name: Istiophorus platypterus
Size: About 6.6 feet, up to 9.8 feet
Color: Blue and silver
Distinguishing feature: Long body (like a sausage), rostrum in terminal peak, vertical stria on the flank.
Where did we see it: French polynesia
It's the fastest fish in the world, with a speed about 68.3 miles / h.
Be careful, its sail is not necessarily tight, it can be retracted.
He uses his sword to stun his prey, which he can consume easily.
Mammals have a horizontal tail.
Fishes have a vertical fin.
Some sharks can stay motionless on the sand (white tips reef sharks, nurse sharks, etc.).
These sharks don't have to swim to bring oxygen to their gills like other sharks (grey, hammerheads tc.)
Turtles are in economy mode when they are sleeping. If they are woken during night, they may not have enough air to return to surface.
So, please be careful during night dives!