The European herring gull (Larus argentatus) is a large gull, up to 66 cm (26 in) long.One of the best-known of all gulls along the shores of Western Europe, it was once abundant. It breeds across Northern Europe, Western Europe, Central Europe, Eastern Europe, Scandinavia, and the Baltic states.Some European herring gulls, especially those resident in colder areas, migrate further south in ...