Symbiosis is quite frequent in the underwater world and in recent days we have witnessed one of the most classic forms of symbiosis in our Mediterranean Sea, that between the Hermit Crab (Pagurus bernhardus) and the Hermit Crab Anemone or Actinia (Calliactis parasitica). We are exploring a seabed composed of a coral wall that varies from 46 to 49-50 meters deep ...

Mediterranean feather star becoming increasingly rare, and we try not to miss every opportunity to film and photograph it. In this dive we found it on a seabed that varies from 45 to 48 meters deep. As you can see from the video, the body of the starfish is located in a small hole, we practically recognized the characteristic arms outward probably in search of food. ...

Antedon Mediterranea - Mediterranean feather star - is one of the most filmed animal by underwater photographers, certanly for the colors of this splendid owl but above all for the scarce mobility and morphological characteristics of the ten tentacles of the starfish remeber the most famous feathered starfish of tropical seas. ...