AUTHOR=Amlie Thomas , Persson David , Nørstebø Simen Foyn , Østvik Asgeir , Stormoen Marit , Evensen Øystein TITLE=System- and fish-size-specific reference intervals for plasma analytes in Atlantic salmon (Salmo salar L.) reared in commercial fresh- and saltwater recirculating aquaculture systems: a descriptive study JOURNAL=Frontiers in Aquaculture VOLUME=4 YEAR=2025 URL=https://www.frontiersin.org/journals/aquaculture/articles/10.3389/faquc.2025.1479875 DOI=10.3389/faquc.2025.1479875 ISSN=2813-5334