Hemimycale columella (slimy crust sponge)
Strain: | Porifera |
Class: | Demospongiae |
Habitat: | Hard soil |
Occurrence: | Mediterranean Sea, Atlantic coasts Gibraltar to France |
Size: | 10 to 30 cm Ø |
Appearance: | Forms thin, soft and slimy crusts Pink, brown, orange or flesh-coloured Conspicuously many ralatively large inflow openings, few, significantly higher outflow openings |