Yellow Tube Sponge – Aplysina aerophoba

The Yellow Tube Sponge, also known as the Golden Sponge, is a species in the class of the Demospongiae and thus belongs to the phylum of the Porifera. Aplysina aerophoba was first described in 1833 by Nardo. Aerophoba is Greek and means fear of air. It bears this scientific name because it blushes blue when it comes into contact with air.
The Yellow Tube Sponge, as its name implies, has an intense yellow colour. It forms colonies that reach a diameter of more than one meter and 20cm in height... more