Description: This is a small, erect sponge 1–2 cm in width and height. It consists of fused, rounded lobes arising from a slightly narrower base. It is beige-light brown in colour and has a distinctive grooved or sulcate appearance to the surface.

Similar Species: Could be confused with Axinella pyramidata with which it co-occurs.

Key Identification Features:

• Erect sponge 1–2 cm in width and height with a narrower base
• Pale brown colour
• Sulcate grooves

Distribution Map from NBN: Axinella parva at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Axinella parva at iNaturalist World Species Observations database.

WoRMS: Axinella parva at World Register of Marine Species.