Wild Wonders of Europe / Roggo / Male Pikeperch / Zander (Stizostedion / Sander lucioperca) defending nest, calm part of the Rhine, Schaffhausen, Switzerland, May 2009
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Michel Roggo / Zander (Stizostedion lucioperca) Europe
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Wild Wonders of Europe / Roggo / Bream (Abramis brama) and Zander (Sander / Stizostedion lucioperca) shoal in a calm part of the Rhine, Schaffhausen, Switzerland, February 2009
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Wild Wonders of Europe / Roggo / Male Zander / Pikeperch (Sander / Stizostedion lucioperca) defending nest, calm part of the Rhine, Schaffhausen, Switzerland, May 2009
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Mark Yates / Zander {Stizostedion lucioperca} captive, Essex, UK
