[{"name":"oden-sas-2021-midwater-1","title":"Acoustic midwater data from expedition SAS, Arctic Ocean, 2021","summary":"This dataset contains acoustic midwater data from the Central Arctic Ocean, collected with a wideband Simrad EK80 sonar installed onboard icebreaker Oden.\r\n\r\nThe main purpose of collecting the current dataset was to investigate and map thermohaline stratification, turbulence, and suspended particles, as well as individual fish, fish schools, and zooplankton. \r\n\r\nData were collected from Swedish icebreaker Oden during the Synoptic Arctic Survey (SAS) expedition to the central Arctic Ocean, from late July to mid September 2021.","citations":"Snoeijs-Leijonmalm Pauline, the SAS-Oden Scientific Party (2022) Expedition Report SWEDARCTIC: Synoptic Arctic Survey 2021 with icebreaker Oden. Swedish Polar Research Secretariat, 300 pp, ISBN 978-91-519-3672-7","comments":"The data were acquired in summer 2021 from Swedish icebreaker (IB) Oden during the [Synoptic Arctic Survey (SAS) 2021 expedition](https:\/\/www.polar.se\/en\/expeditions\/previous-expeditions\/arctic\/synoptic-arctic-survey-2021\/) organized by the Swedish Polar Research Secretariat.\r\n\r\nAcoustic broadband data were collected continuously along the cruise track with a wideband Simrad EK80 sonar (18 kHz center frequency), including a Simrad EK80 transceiver and an ES18 transducer.\r\n\r\nDetailed information about the instrument can be found at [Kongsberg](https:\/\/www.kongsberg.com\/maritime\/products\/ocean-science\/ocean-science\/es_scientific\/sci_es_transceivers\/wbt\/).","category":"Marine","subcategory":"Hydrography","keywords":"Oceanography; Acoustic broadband data; Simrad EK80; Arctic Ocean; SAS 2021 expedition; Icebreaker Oden","scientist":"Julia Muchowski, Serdar Sakinan, Alexandra Padilla, Caroline Bringensparr, Carlos Castro, Christian Stranne, Martin Jakobsson, Pauline Snoeijs Leijonmalm","firstname":"Christian","lastname":"Stranne","address":"Department of Geological Sciences; Stockholm University\r\n","postalcode":"SE-106 91","city":"Stockholm","province":"","country":"Sweden","parameters":"Earth science > Oceans > Ocean acoustics","location":"Ocean > Arctic Ocean","progress":"Completed","language":"English","project":"Synoptic Arctic Survey (SAS) 2021 expedition. This dataset is analyzed for fish and zooplankton abundances by EFICA within EU contract number CINEA\/EMFF\/2020\/3.2.1\/01\/SC07\/SI2.860330.","publisher":"Bolin Centre Database","version":"1","constrains":"","access":""}]