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5 datasets found

• Interview with Professor Jean-Éric Tremblay

  St. Lawrence Global Observatory

  In this interview, Professor Jean-Éric Tremblay (Université Laval) presents his work on nutrient dynamics in the St. Lawrence system, from the riverine part to the Gulf. His research reveals a major change in the ecosystem: while phosphorus inputs have been…

  NutrientsNitrous oxidePhytoplankton biomass and diversity PDF

• Exploring Nitrogen Cycling in Oxygen-Depleted Oceans: Description From Estuary and Gulf of St. Lawrence

  St. Lawrence Global Observatory

  This dataset covers an in-depth study of the nitrogen cycle along the oxygen concentration gradient of the Laurentian Channel in the St. Lawrence Estuary and Gulf. The study, conducted during the summers of 2021 and 2022, aimed to assess the impacts of…

  OxygenNutrientsNitrous oxideSubsurface SalinitySubsurface Temperature HTMLZIP

• Gulf of St. Lawrence and Estuary Dataset (GOSLED): A 20-Year Compilation of Quality-Controlled Biogeochemical Observations (2003–2023)

  St. Lawrence Global Observatory

  This dataset includes 20 years (2003–2023) of biogeochemical observations collected during 21 dedicated research cruises in the Estuary and Gulf of St. Lawrence as well as its main tributary, the Saguenay Fjord. The dataset contains CTD sensor measurements of…

  OxygenNutrientsInorganic CarbonTransient tracersNitrous oxideStable carbon isotopesDissolved Organic Carbon ERDDAPPNG

• Discrete water chemistry measurements of the carbon dioxide system, nutrients, and organic carbon in fresh and marine waters of the Northeast Pacific coast of North America

  CIOOS-Pacific

  Measurements of the carbon dioxide system, dissolved inorganic nutrients, and organic carbon span fresh and marine waters of the Northeast Pacific coast of North America from 2013 to present. Variables include pCO2 and total dissolved inorganic carbon (TCO2),…

  OxygenNutrientsInorganic CarbonParticulate matterNitrous oxideStable carbon isotopesDissolved Organic CarbonSea Surface SalinitySea Surface TemperatureSubsurface CurrentsSubsurface SalinitySubsurface Temperature HTML

• Arctic Expedition Aboard the CCGS Amundsen (2025)

  St. Lawrence Global Observatory

  The 2025 expedition report is a collection of all the participating research teams' cruise reports assembled by the Chief Scientists at the end of each Leg of the 2025 CCGS Amundsen Expedition. The expedition report is divided into three parts: Part I gives an…

  OxygenNutrientsInorganic CarbonParticulate matterNitrous oxideStable carbon isotopesDissolved Organic CarbonSea IceSea Surface SalinitySea Surface TemperatureSubsurface CurrentsSubsurface SalinitySubsurface TemperatureOcean Bottom PressurePhytoplankton biomass and diversityZooplankton biomass and diversityFish abundance and distributionMicrobe biomass and diversityInvertebrate abundance and distributionOcean colour PDF