Pencil urchin is certainly one of the most curious and most characteristic species of Mediterranean urchins. Its common name derives from the shape of its thorns which resemble a classic pencil or "Lapis" as we say in Tuscany. However, these thorns are quite fragile as they are funny ...

In these two dives we met the Leopard Goby (Thorogobius ephippiatus) a sea fish belonging to the Gobidae family. In the first we are on a 45 meter seabed made up of coral reefs that rise from a sandy bottom, in the second we are on a patch full of gorgonians but isolated in a bottom of mud and debris at a depth of about 52/53 meters ...

The Martasteria or Spiny Starfish, Marthasterias glacialis, is an echinoderm of the Asteriidae family common in the Mediterranean Sea. Also called a Tank star, due to the characteristic plates bristling with thorns that distinguish it from other starfish, it has a regular shape with five arms. The body is characterized by spines of variable color: white, gray, brown, red, blue. It appears to be the largest species in the Mediterranean, capable of reaching even 85 centimeters in diameter.

Sea hare, Aplysia depilans, is a gastropod mollusk typical of the Mediterranean Sea; she is a sea snail but in this video we see her swimming in the blue almost like flying and we think she is anything but a snail. Sea hare Aplysia depilans Lepre di mare Ballerina spagnola. ...

Spicara smaris in italian Zerro, are those little fish that practically always accompany us in our dives to which we often do not give too much importance since we always hope to find more important species to film and photograph. ...