About the Authors

Teunis Jansen

Tej@aqua.dtu.dk

Affiliation Technical University of Denmark (DTU) AQUA, National Institute of Aquatic Resources Charlottenlund, Charlottenlund, Denmark

Kasper Kristensen

Affiliation Technical University of Denmark (DTU) AQUA, National Institute of Aquatic Resources Charlottenlund, Charlottenlund, Denmark

Mark Payne

Affiliation Technical University of Denmark (DTU) AQUA, National Institute of Aquatic Resources Charlottenlund, Charlottenlund, Denmark

Martin Edwards

Affiliation Sir Alister Hardy Foundation for Ocean Science (SAHFOS), Plymouth, United Kingdom

Corinna Schrum

Affiliation Geophysical Institute, University of Bergen, Bergen, Norway

Sophie Pitois

Affiliation Centre of Environment, Fisheries & Aquaculture Science (CEFAS), Suffolk, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TJ. Analyzed the data: TJ KK MP. Contributed reagents/materials/analysis tools: TJ KK MP. Wrote the paper: TJ KK MP. Project leader on the reanalysis of CPR samples: SP Lead lab-team reanalysing the CPR samples: ME Modelled the thermocline dataset: CS.