Germany, Saxony-Anhalt, Zerbst, Steffen Zahn from the Institute for Inland Fisheries in Potsdam measures the length of a sea trout

- Image ID: 2BC8MF6

Germany, Saxony-Anhalt, Zerbst, Steffen Zahn from the Institute for Inland Fisheries in Potsdam measures the length of a sea trout

mauritius images GmbH / Alamy Stock Photo

Image ID: 2BC8MF6