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Mattias Sköld

Mattias Sköld


Mattias main research interests are benthic ecology, ecosystem effetcs of fisheries and marine conservation. He is also Research co-ordinator for the research vessel RV Svea.


Principles of Fisheries Science


How does bottom trawling affect seafloor integrity, water quality and protected areas in the Baltic Sea? Main applicant: Stockholm university, prof. Clare Bradshaw. Other partners: Norwegian Institute for Water Research, DHI Sverige AB. Financed by FORMAS.

Fish interactions in the marine benthic habitat: a knowledge gap in Baltic Sea fish ecology and multispecies fisheries management. Main applicant: SLU, prof. Michele Casini. Other partners: Linköping University, Financed by FORMAS.

CARAMBHA Cumulative impact assessment of marine benthic habitats. Main applicant: AquaBiota Water Research AB. Other partners: Stockholm University, Swedish Geological survey. Financed by the Swedish Environmental protection Agency.

Environmental analysis

No-take zones

Advice and monitoring of marine protected areas

Monitoring of epifauna in the Kattegat and Skagerrak

International Council for the Exploration of the Sea (ICES), alternate member in in the Advisory Committee (ACOM)


Currently co-supervisor for Ph D student Said Mgeleka at Stockholm University.

Selected publications

Linders, T., Nilsson, P., Wikström, A., Sköld, M. 2017. Distribution and fate of trawling induced suspension of sediments in a marine protected area. ICES Journal of Marine Science.

Sköld, M., Göransson, P., Jonsson, P., Bastardie, F., Blowqvist, M., Agrenius, S., Hiddink, J.G., Nilsson, H.C., Bartolino, V. 2018. Effects of chronic bottom trawling on soft seafloor macrofauna in the Kattegat. Marine Ecology Progress Series. 586: 41-55.

van Denderen P.D., S. G. Bolam, R. Friedland, J. G. Hiddink, K. Norén, A. D. Rijnsdorp,
M. Sköld, A. Törnroos, E. A. Virtanen, S. Valanko. 2019. Evaluating impacts of bottom trawling and hypoxia on benthic communities at the local, habitat, and regional scale using a modelling approach. ICES Journal of Marine Science,

Silas M.O, S.A. Mgeleka, P. Polte, M. Sköld, R. Lindborg, M. De la Torre-Castro, M. Gullström. 2020. Adaptive capacity and coping strategies of small-scale coastal fisheries to declining fish catches: Insights from Tanzanian communities. Environmental Science and Policy 108: 67-76,

Hentati‑Sundberg J, C. Raymond, M. Sköld, O. Svensson, B. Gustafsson, S. Bonaglia. 2020. Fueling of a marine‑terrestrial ecosystem by a major seabird colony. Scientific Reports 10:15455.

Bradshaw C, Jakobsson M, Brüchert V, Bonaglia S, Mörth C-M, Muchowski J, Stranne C, Sköld M. 2021. Physical Disturbance by Bottom Trawling Suspends Particulate Matter and Alters Biogeochemical Processes on and Near the Seafloor. Frontiers in Marine Science 8:1127. DOI=10.3389/fmars.2021.683331

Brynh, A., Bergek, S., Bergström, U., Casini, M., Dahlgren, E., Ek, C., Hjelm, J., Königsson, S., Ljungberg, P., Lundström, K., Lunneryd, S-G., Ovegård, M., Sköld, M., Valentinsson, D., Vitale, F., Wennhage, H. 2022. Which factors can affect the productivity and dynamics of cod stocks in the Baltic Sea, Kattegat and Skagerrak? Ocean and Coastal Management 223: 106154.

Sköld, M., Börjesson, P., Wennhage, H., Hjelm, J., Lövgren, J., Ringdahl, K. 2022. A no-take zone and partially protected areas is not enough to save the Kattegat cod, but enhances biomass and abundance of the local fish assemblage. ICES Journal of Marine Science, 0, 1-16. DOI: 10.1093/icesjms/fsac152

Bradshaw, C., Corell, H., Sköld, M. 2023. Sediment suspended by bottom trawling can reduce reproductive success in a broadcast spawning fish. Estuarine, Coastal and Shelf Science


Researcher at the Department of Aquatic Resources; Institute of Marine Research, joint staff
Telephone: +46104784046, +46705378774
Postal address:
Turistgatan 5
453 30 LYSEKIL
Visiting address: Turistgatan 5, Lysekil

Publications list: