- Kingdom: Animalia
- Phylum: Porifera
- Class: Demospongiae
- Order: Halichondrida
- Family: Axinellidae
- Scientific name: Phakellia ventilabrum
- Norwegian: -
This is a cup or fan-shaped sponge with a grey or pale brown color. A pattern of veins are radiating from the stem towards the rim of the fan. The fan may reach a diameter of 50 cm alltough it rarely get thicker than 5-10 mm.
It prefers current exposed locations, deeper than 20 meters. It stands transverse to the dominating current direction to optimize the catch of small organisms flowing by.
P. ventilabrum is well known along the Atlantic coasts of Europe, all the way to the Artic.