A Result of Accidental Noise Pollution: Acoustic Flowmeters Emit 28 kHz Pulses That May Affect Harbor Porpoise Hearing

by Tobias Schaffeld, Joseph G. Schnitzler, Andreas Ruser, Johannes Baltzer, Max Schuster, Ursula Siebert
Published 2022-07-01

Time and tide: Seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena).

by Beate Zein, Benno Woelfing, Michael Dähne, Tobias Schaffeld, Stefan Ludwig, Jacob Hansen Rye, Johannes Baltzer, Andreas Ruser, Ursula Siebert
Published 2019-01-01

Vessel noise exposures of harbour seals from the Wadden Sea

by Dominik André Nachtsheim, Mark Johnson, Tobias Schaffeld, Abbo van Neer, Peter T. Madsen, Charlotte R. Findlay, Laia Rojano-Doñate, Jonas Teilmann, Lonnie Mikkelsen, Johannes Baltzer, Andreas Ruser, Ursula Siebert, Joseph G. Schnitzler
Published 2023-04-01

Blast injury on harbour porpoises (Phocoena phocoena) from the Baltic Sea after explosions of deposits of World War II ammunition

by Ursula Siebert, Julian Stürznickel, Tobias Schaffeld, Ralf Oheim, Tim Rolvien, Ellen Prenger-Berninghoff, Peter Wohlsein, Jan Lakemeyer, Simon Rohner, Luca Aroha Schick, Stephanie Gross, Dominik Nachtsheim, Christa Ewers, Paul Becher, Michael Amling, Maria Morell
Published 2022-01-01