Body with normally radial symmetry; It has the shape of a bag whose inner cavity is called a gastric cavity. The gastric cavity opens on the outside in a mouth. ...
We are on a mixed seabed made up of sand, debris, mud and some rocks between 44 and 52 meters deep. On the bottom before reaching the cliff we wanted to explore we found the Cerianthus Membranaceus or Tubular Anemone. ...
Mediterranean jellyfish, Cotylorhiza tuberculata, is a species of jellyfish, of the phylum Cnidaria, also known as the Mediterranean jelly. It is commonly found in the Mediterranean Sea, Aegean Sea, and Adriatic Sea. It can reach 40 cm in diameter. It seems that this jellyfish's sting has very little or no effect on humans.
Is a branching stony coral with cylindrical branches ranging from a few centimetres to over two metres in length and height. It occurs in back reef and fore reef environments from 0 to 30 m depth. It occurs in irregular colonies consisting of thick branches towards the centre, but its outer branches are thinner. Its rasp-like radial corallites can be of a variety of diameters and shapes.