English: Also known as Madrilla or Loina, it is a well-known fish that inhabits the rivers of the northern part of the Iberian Peninsula. Its size does not exceed 30 cm. Its spawning occurs during the months of April and June, with the females laying between 600 and 1,500 eggs.
Euskara: Irudi hau EHUk eskaintzen duen Ilustrazioa Zientifikoa masterraren baitan igo da, Euskal Wikilarien Kultura Elkartearekin duen akordioaren ondorioz.
Español: Esta imagen ha sido subida gracias a la colaboración entre el Master en Ilustración Científica de la UPV/EHU y la Asociación de Wikimedistas Vascos.
English: This image was uploaded within the collaboration between the Master on Scientific Illustration of the UPV/EHU (University of the Basque Country) and the Basque Wikimedians User Group
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