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OARS Outcome 1 QA/QC Resources

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Prototype Sensors or Not Following Best Practices

Discrete Sample QC

Autonomous Data QC

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Definitions: QA, different levels of QC, uncertainty

Data-quality managementQuantifying Uncertainty in Analytical MeasurementICOS data levels and quality

Before you start: Reference to baseline and validation data sets

GLODAPSurface Ocean CO₂ Atlas (SOCAT)Empirical Seawater Property Estimation Routines (ESPER)Matlab and R routines to robustly estimate open ocean CO2 variables and macronutrients from T, S and O2 data using Bayesian neural networks (CANYON-B) Atlases of North American Coastal OA IndicatorsOcean Carbon and Acidification Data System (OCADS)Synthesis Product for Ocean Time-Series (SPOTS)CARbon tracers and ancillary data In the MEDiterranean Sea (CARIMED)

Existing Resources for other levels of the QA/QC process

Guide to best practices for ocean CO2 measurementsWater sampling for the parameters of the oceanic carbon dioxide systemLaboratory analysis detailsInformation on Batches of CO2 in Seawater Reference MaterialGOA-ON in a Box Instructional Videos and manualsGuide to Best Practices in Ocean Acidification Research and Data ReportingGuidelines for Measuring Changes in Seawater pH and Associated Carbonate Chemistry in Coastal Environments of the Eastern United StatesIOCCP Instruments and Sensor Directory (with links to best practices papers and manuals)GLODAPSurface Ocean CO₂ Atlas (SOCAT)Quality Assurance / Quality Control of Real Time Oceanographic DataBest practices for autonomous measurement of seawater pH with the Honeywell DurafetRecommendations for autonomous underway pCO2 measuring systems and data-reduction routines - ScienceDirectA high-frequency atmospheric and seawater pCO2 data set from 14 open-ocean sites using a moored autonomous systemT and S sensor SOPManual de Procedimientos Técnicos: Acidificación OceánicaSDG 14.3.1 Indicator MethodologyJAMP Guidelines for estimation of a measure for uncertainty in OSPAR monitoringGlobal Intercomparability in a Changing Ocean: an international time-­series methods workshop

Climate monitoring principles

Critical issues for long-term climate monitoringCritical issues for long-term climate monitoringThe Need for a Systems Approach to Climate Observations

Identifying outliers

Manual for Real-Time Quality Control of pH Data ObservationsOOI Biogeochemical Sensor Data Best PracticesSOP 22 Preparation of control charts

Identifying and correcting for drift or bias

Manual for Real-Time Quality Control of pH Data ObservationsOOI Biogeochemical Sensor Data Best PracticesBest practices for autonomous measurement of seawater pH with the Honeywell DurafetMatlab Toolbox for secondary Quality Control (2nd QC) on Hydrographic Data

GOA-ON categories of measurement quality

GOA‑ON Requirements and Governance PlanSDG 14.3.1 Indicator Methodology

Data QC flagging conventions

Ocean Carbon and Acidification Data System (OCADS)Oceanographic quality flag schemes and mappings between them

Propagation of uncertainty: lab measurement examples

Quantifying Uncertainty in Analytical Measurement

Propagation of uncertainty: sensor measurement examples

Quantifying Uncertainty in Analytical Measurement

Propagation of uncertainty: CO2Sys example

Quantifying Uncertainty in Analytical MeasurementRoutine uncertainty propagation for the marine carbon dioxide system

Data management principles

The FAIR Guiding Principles for scientific data management and stewardship

Overview of SDG 14.3.1 data reporting

SDG 14.3.1 Data PortalGOA-ON Webinar on SDG ReportingIndicator Methodology for SDG 14.3.1 incl templatesSDG 14.3.1 on GOA-ON

Compiling metadata

SDG 14.3.1 indicator metadata template

Submitting to different NODCs

List of NODCsNODC Contacts

Prototype Sensors or Not Following Best Practices

Determining measurement uncertainty for those using prototype sensors or not following measurement best practices

Quantifying Uncertainty in Analytical MeasurementRoutine uncertainty propagation for the marine carbon dioxide systemA high-frequency atmospheric and seawater pCO2 data set from 14 open-ocean sites using a moored autonomous systemAn automated system for spectrophotometric seawater pH measurements

Issues with glass electrode seawater pH measurements

Guide to best practices for ocean CO 2 measurementsQuality of pH Measurements in the NODC Data ArchivesIndicator Methodology for SDG 14.3.1

Discrete Sample QC

Open-source tool for QC data

Tool for QC1 (1st level of Quality Control) on Hydrographic Cruise DataQuinCe

Autonomous Data QC

Identifying sensor issues (sensor failure, biofouling, etc.)

Manual for Real-Time Quality Control of pH Data ObservationsOOI Biogeochemical Sensor Data Best Practices