Cottus aturi

Cottus aturi, the Adour sculpin or Chabot du Béarn, is a species of freshwater ray-finned fish belonging to the family Cottidae, the typical sculpins. It is found in France and Spain. It inhabits the Adour and Nivelle river drainages. It reaches a maximum length of 10 cm. It prefers streams with clear, cool, moderate to swift water and stone substrate. This species was described as a separate species from the European bullhead (C. gobio) in 2005 by Jörg Freyhof, Maurice Kottelat and Arne W. Nolte.