About the Authors

Elena Myhre Jensen

Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Visualization, Writing – original draft, Writing – review & editing

elena.myhre.jensen@nmbu.no

Affiliation Faculty of Veterinary Medicine, Sea Lice Research Center, Norwegian University of Life Sciences (NMBU), Oslo, Norway

Tor Einar Horsberg

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Writing – review & editing

Affiliation Faculty of Veterinary Medicine, Sea Lice Research Center, Norwegian University of Life Sciences (NMBU), Oslo, Norway

Sigmund Sevatdal

Roles Data curation, Formal analysis, Writing – review & editing

Affiliation VESO Vikan, Namsos, Norway

Kari Olli Helgesen

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Supervision, Validation, Visualization, Writing – review & editing

Affiliation Norwegian Veterinary Institute, Oslo, Norway

Competing Interests

No competing interests exist. One of the authors of the study [SS] is employed by the commercial company VESO, Oslo, Norway, and contributed to study design, data collection and preparation of the manuscript. The company VESO, however, had no role in study design, data collection and analysis, decision to publish or preparation of the manuscript. This does not alter our adherence to PLOS ONE policies on sharing data and materials.