Development of populations of harbour seals and grey seals in the Wadden Sea and the North Sea since 1988
Härkönen, T. (2003). Development of populations of harbour seals and grey seals in the Wadden Sea and the North Sea since 1988, in: Management of North Sea harbour and grey seal populations: Proceedings of the International Symposium at EcoMare, Texel, The Netherlands November 29-30, 2002. Wadden Sea Ecosystem, 17: pp. 13-17
In: (2003). Management of North Sea harbour and grey seal populations: Proceedings of the International Symposium at EcoMare, Texel, The Netherlands November 29-30, 2002. Wadden Sea Ecosystem, 17. Common Wadden Sea Secretariat (CWSS): Wilhelmshaven. 63 pp., meer
In: Wadden Sea Ecosystem. Common Wadden Sea Secretariat: Wilhelmshaven. ISSN 0946-896X, meer
|  |
