Scientific name: Tridacna maxima
Size: Up to 24 inches
Color: Colorful (blue, green, purple)
Distinguishing feature: Asymmetrical white shell and elongated with a lateral view. Possessing generally 5 (up to 7) ribs. Many short and tight scales. Skin wide and often blue.
Where did we see it: Bali and Gili, Zanzibar, Thailand, French polynesia, Mayotte, Maldives, Raja Ampat, Egypt
Scientific name: Tridacna maxima
Size: Up to 24 inches
Color: Colorful (blue, green, purple)
Distinguishing feature: Asymmetrical white shell and elongated with a lateral view. Possessing generally 5 (up to 7) ribs. Many short and tight scales. Skin wide and often blue.
Where did we see it: Bali and Gili, Zanzibar, Thailand, French polynesia, Mayotte, Maldives, Raja Ampat, Egypt
During the day, he lets appear his skin to ensure photosynthesis.
It is able to close it shell very quickly, breaking anything that would find half in the shell.
It's a species that is on the red list, particularly because of the consumption of its flesh, which is now prohibited for sale.
We can hear the bull shark is very dangerous because of attacks near La Réunion island.
However, tens of them are living at 600 feet from the famous beach of Playa Del Carmen in Mexico. And there are no attacks.
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.)
Parrotfish create a protective envelope around them when they are sleeping.
So, don't put the light on them during night dive to don't to wake them up and break this envelope.