PolarFront January 2024 Cruise Report

Abstract

Report from PolarFront Cruise 3-15 January 2024 1. Introduction 2. List of participants 3. Cruise summary & study area 4. Research activities 4.1. Water sampling, phytoplankton and production rate measurements Anna Miettinen, Kelsey Rea Hanson, Christien Laber 4.2. Phytoplankton composition Rolf Gradinger 4.3. In situ FRRF deployments Rolf Gradinger 4.4. Photophysiological properties of net phytoplankton Rolf Gradinger 4.5. "Frankenstein" sampling Sünnje Basedow, Emilia Trudnowska, Maxime Geoffroy, Einat Sandbank 4.6. Mesozooplankton composition and Calanus lipid content Malin Daase UiT,, Emilia Trudnowska IOPAN 4.7. Calanus Grazing Experiment Florence Rappin, Lorenz Schick, Sünnje Basedow, Malin Daase 4.8. Macrozooplankton, pelagic fish, and acoustics Frida Cnossen, Einat Sandbank, Ingvild Ytterhus Utengen, Maxime Geoffroy, Paul Renaud 4.9. Response of pelagic organisms to artificial light Malin Daase, Maxime Geoffroy, Einat Sandbank 4.10. Global change impacts on overwintering Arctic copepods Mathieu Lutier, Sophie Albertsen 4.11. Video Plankton Recorder Fredrika Norrbin 5. Outreach During the cruise, we published 6 blogs on the projects website https://akvaplan.no/en/project/polarfront https://akvaplan.no/en/blog/2024-01-10/science-shines-in-the-freezing-cold-winter-barents-sea https://akvaplan.no/en/blog/2024-01-12/science-inspiration-and-voyages-of-discovery https://akvaplan.no/en/blog/2024-01-14/pancakes-in-the-polar-night https://akvaplan.no/en/blog/2024-01-15/searching-for-macrozooplankton-and-fish-in-the-dark-of- night https://akvaplan.no/en/blog/2024-01-15/not-all-zooplankton-are-copepods https://akvaplan.no/en/blog/2024-01-18/forskning-i-polarnatten-med-frankenstein