PISCES : Gadiformes : LotidaeBONY FISH

Gaidropsarus vulgaris (Cloquet, 1824)

Three-bearded rockling


Gaidropsarus vulgaris image: gaivul
Gaidropsarus vulgaris

Description: This is the largest of our rocklings, reaching a maximum size of 60 cm in length, although it is more commonly around 25 cm. This rockling has a very distinctive colouration featuring dark brown blotches or rings on a light brown to pale pink background, which immediately distinguishes it from the other rockling species in Britain and Ireland. It has three barbels on its head.

Habitat: Found on a range of substrate from the shallow subtidal to 120 m.

Distribution: Recorded all around Britain and Ireland.

Similar Species: The distinctive colouration and large size should make these species easy to distinguish from others.

Key Identification Features:

  • Three barbels.
  • Distinctive colouration of dark brown blotches on a light brown to pale pink background.
  • Large size, reaching up to 60 cm.

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

iNaturalist: Gaidropsarus vulgaris at iNaturalist World Species Observations database.

WoRMS: Gaidropsarus vulgaris at World Register of Marine Species.

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 Picton, B.E., Keatley, L. & Morrow, C.C. (2026). Gaidropsarus vulgaris. (Cloquet, 1824). [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=ZG1780. Accessed on 2026-11-01