1. The Falkland Islands marine ecosystem: a review of the seasonal dynamics and trophic interactions across the food web J.M.A. van der Grient, Simon Morley, Alexander Arkhipkin, James Bates, Alastair Baylis, Paul Brewin, Michael Harte, Will White and Paul Brickle 2. An impact of non-native species invasions on the Caspian Sea biota Tamara A. Shiganova, Larisa Pautova, Alexander Kazmin, Aboulghasem Roohi, Henri Dumont and Andrei Kamakin 3. A global synthesis of microplastic contamination in wild fish species: challenges for conservation, implications for sustainability of wild fish stocks and future directions Luís Gabriel Antão Barboza Sr.

4. Addressing Underwater Noise: Joint Efforts and Progress on Its Global Governance Nikolina Rako-Gospic and Marta Picciulin.