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February 26, 2026Ecological IndicatorsOpen Access

Model-based validation of observational data: The OSPAR North Sea eutrophication assessment as a test case

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Authors

MSMorten D. SkogenJAJohanna M. AarflotSHSolfrid Sætre Hjøllo

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Overview

This work validates observational data using a marine model, revealing implications for eutrophication assessments.

Key Points

  • The research aims to validate the representativeness of the OSPAR North Sea nutrient observational data through modeling.
  • Utilized a marine mechanistic ecosystem model for validation
  • Compared in situ measurements with high-resolution model data
  • Conducted sensitivity analysis on sampling strategies and timing
  • Assessed the confidence in observational data's representativeness
  • Observed that confidence in assessments depends heavily on sampling strategies
  • Found that timing of sampling significantly impacts eutrophication status classification
  • Highlighted mismatch between current monitoring strategies and ecosystem dynamics
  • Recommended optimized sampling for improved environmental assessments

Cite This Study

Skogen et al. (2026) studied this question.

synapsesocial.com/papers/699fe36b95ddcd3a253e736ehttps://doi.org/10.1016/j.ecolind.2026.114720
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