Robuta

https://researchportal.helsinki.fi/fi/publications/movements-of-pikeperch-sander-lucioperca-roach-rutilus-rutilus-an/ Movements of pikeperch (Sander lucioperca), roach (Rutilus rutilus) and bream (Abramis brama) in a... sander lucioperca abramis brama movements pikeperch roach