Pearsonothuria

Dotted sea cucumber ( Pearsonothuria graeffei )

The Dotted sea cucumber ( Pearsonothuria graeffei ), also called Strichel - sea cucumber, comes in the Red Sea, and in the tropical Indo-Pacific from the Indo- Australian Archipelago and the islands of the South Pacific before. She lives on coral reefs at depths of 2 to 40 meters, is diurnal and nocturnal and well camouflaged by their coloring. It is locally common.

Features

The Dotted sea cucumber is 30 to 35, rarely to 50 inches long. Their color is light gray, light brown or light green with irregular brown spots, narrow black transverse lines and small black dots. The skin is covered with numerous, white at the tip of papillae. At the bottom, it has three rows of tube feet that are separated by dark bands. Your 25 mouth tentacles are black and have a downward position. The disk- shaped ends have white borders.

Offspring of the Dotted Sea Cucumber

Young animals up to a size of four to five inches have a completely different color patterns. They imitate the poisonous Nacktkiemerschnecken Phyllidia coelestris and Phyllidia varicosa ( Mertens'sche mimicry ) and take the adult coloring until they have exceeded the maximum length of the screws.

The Dotted sea cucumber feeding on organic particles and small animals of the meiofauna, which it receives with its wide mouth tentacles from the ground. They ransacked the sediment and coral samples and fleshy algae. You can climb well and also overcomes vertical obstacles. The Dotted sea cucumber has Cuviersche hoses, but it emits only in extreme emergencies. About their multiplication is not known.