{"title":"Standards Crosswalk","version":"0.1","status":"Draft, partially verified","updated":"September 2026","license":"CC BY 4.0","mappings":[{"section":"Darwin Core","commonMeasure":"sampleId","target":"materialSampleID","extension":"Core","note":"","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"siteId","target":"locationID","extension":"Core","note":"","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"decimalLatitude","target":"decimalLatitude","extension":"Core","note":"Identical term and meaning","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"decimalLongitude","target":"decimalLongitude","extension":"Core","note":"Identical term and meaning","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"coordinateUncertaintyMeters","target":"coordinateUncertaintyInMeters","extension":"Core","note":"Identical meaning, different capitalization","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"collectionDateTime","target":"eventDate","extension":"Core","note":"Darwin Core accepts ISO 8601; our precision to the minute is compatible","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"collectionMethod","target":"samplingProtocol","extension":"Core","note":"Darwin Core expects free text or a protocol reference","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"sampleVolumeLiters","target":"sampleSizeValue and sampleSizeUnit","extension":"Core","note":"Splits across two terms","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"substrateType","target":"","extension":"Core","note":"Likely habitat or a materialSample term","verificationStatus":"to-be-verified"},{"section":"Darwin Core","commonMeasure":"markerLocus","target":"target_gene","extension":"DNA-derived data","note":"","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"primerSet","target":"pcr_primer_name_forward and pcr_primer_name_reverse","extension":"DNA-derived data","note":"Splits across two terms","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"referenceDatabase","target":"","extension":"DNA-derived data","note":"","verificationStatus":"to-be-verified"},{"section":"Darwin Core","commonMeasure":"referenceDatabaseVersion","target":"","extension":"DNA-derived data","note":"This may be the single most important gap. Darwin Core may not currently carry a reference database version, and without it a published occurrence cannot be reinterpreted when the database changes","verificationStatus":"to-be-verified"},{"section":"Darwin Core","commonMeasure":"identityThresholdPercent","target":"","extension":"DNA-derived data","note":"","verificationStatus":"to-be-verified"},{"section":"Darwin Core","commonMeasure":"accessConstraint","target":"accessRights","extension":"Core","note":"","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"coordinatePrecisionReduced","target":"informationWithheld","extension":"Core","note":"Darwin Core convention is to describe what was withheld in free text","verificationStatus":"verified"},{"section":"Darwin Core","commonMeasure":"laboratoryId","target":"","extension":"Core","note":"May map to institutionCode or identifiedBy","verificationStatus":"to-be-verified"},{"section":"MIxS / MIMARKS","commonMeasure":"collectionDateTime","target":"collection_date","note":"","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"decimalLatitude and decimalLongitude","target":"lat_lon","note":"MIxS combines them into one field","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"substrateType","target":"env_medium","note":"MIxS uses ENVO ontology terms; ours are an enumerated list and will need a mapping table","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"sampleVolumeLiters","target":"samp_size","note":"","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"filterPoreSizeMicrons","target":"","note":"","verificationStatus":"to-be-verified"},{"section":"MIxS / MIMARKS","commonMeasure":"markerLocus","target":"target_gene","note":"","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"primerSet","target":"pcr_primers","note":"","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"sequencingPlatform","target":"seq_meth","note":"","verificationStatus":"verified"},{"section":"MIxS / MIMARKS","commonMeasure":"depthMeters","target":"depth","note":"","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"extractionKit, elutionVolumeMicroliters","target":"Sample processing and extraction detail","extension":"","note":"Partial — MIQE expects more detail than we currently require","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"primerSet","target":"Primer and probe sequences","extension":"","note":"Partial — we record a named set, MIQE expects sequences","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"Not captured","target":"Reaction conditions","extension":"","note":"Gap","verificationStatus":"gap"},{"section":"MIQE","commonMeasure":"Not captured","target":"Standard curve parameters, including efficiency and R²","extension":"","note":"Gap. This is a real omission for quantitative work","verificationStatus":"gap"},{"section":"MIQE","commonMeasure":"limitOfDetection, limitOfQuantitation","target":"Limit of detection and quantitation","extension":"","note":"Complete","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"technicalReplicateCount","target":"Number of technical replicates","extension":"","note":"Complete","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"noTemplateControlResult, positiveControlResult","target":"Control results","extension":"","note":"Complete","verificationStatus":"verified"},{"section":"MIQE","commonMeasure":"inhibitionTested, inhibitionResult","target":"Inhibition assessment","extension":"","note":"Complete","verificationStatus":"verified"}]}