Clathrina clathrus - Yellow lattice sponge - Gele traliekalkspons

Clathrina clathrus  (Schmidt, 1864)

Yellow lattice sponge - Gele traliekalkspons

Calella reefs, Los Ullastres, Costa Brava, Spain, 3-6-2015. With Parazoanthus axinellae (Yellow cluster anemone).

Axinella verrucosa - Mediterranean mermaids glove

Axinella verrucosa  (Esper, 1794)

Mediterranean mermaids glove

Furió Fitó, Begur, Spain, 1-6-2015. With Parazoanthus axinellae  (Yellow cluster anemone).