Data PolicyPublications | Institutes | Persons | Datasets | Projects | Maps IMIS Photogallery » References Olsen (1883, map 07) Description Shad (Clupea alosa, synonym of Alosa alosa) Author O.T. Olsen JPG file - 3.48 MB - 4 924 x 6 329 pixels added on 2008-07-224 612 viewsFrom reference Olsen, O.T. (1883). The piscatorial atlas of the North Se... This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License Click here to return to the thumbnails overview