"Asterina gibbosa " is a protandric hermaphrodite.
2.
The species was formally described in 1979 and is very similar to " Asterina gibbosa ".
3.
The eggs of " Asterina gibbosa " are laid in a mass and glued to the substrate by their jelly-like coating.
4.
By the third year, with arms, males were very scarce, but in even larger individuals of unknown age, about 15 % were male . " Asterina gibbosa " may live for six years or more.
5.
Livingstone, 1933 ) are considered not congeneric with the type species " Asterina gibbosa " ( Pennant, 1777 ) by Rowe ( in Rowe and Gates, 1995 ) and will possibly to assigned to another genus or a new genus.
6.
The giant " Marthasterias glacialis " is the most sighted starfish, but other smaller species do exist such as purple " Asterias rubens ", the tiny " Asterina gibbosa " and the exotic-looking " Ophiothrix fragilis " brittle star . " Paracentrotus lividus " is the general urchin locally and has diverse colour varieties including purple, green and pink.
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