Anne Lif Lund Jacobsen (Anne Husum Marboe ed.), 'Limfjord Catch Data 1890-1925', in J.H. Nicholls (comp.) HMAP Data Pages (https://oceanspast.org/hmap_db.php), more
K. Awebro and B. Poulsen, eds., 'Swedish Baltic Catch Data, 1752-1990' in J.H Nicholls (comp.) HMAP Data Pages (https://oceanspast.org/hmap_db.php), more
