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Assessing data bias in visual surveys from a cetacean monitoring programme

dc.contributor.authorOliveira-Rodrigues, Cláudia
dc.contributor.authorCorreia, Ana M.
dc.contributor.authorValente, Raul
dc.contributor.authorGil, Ágatha
dc.contributor.authorGandra, Miguel
dc.contributor.authorLiberal, Marcos
dc.contributor.authorRosso, Massimiliano
dc.contributor.authorPierce, Graham
dc.contributor.authorSousa-Pinto, Isabel
dc.date.accessioned2023-01-30T13:07:07Z
dc.date.available2023-01-30T13:07:07Z
dc.date.issued2022
dc.description.abstractLong-term monitoring datasets are fundamental to understand physical and ecological responses to environmental changes, supporting management and conservation. The data should be reliable, with the sources of bias identified and quantified. CETUS Project is a cetacean monitoring programme in the Eastern North Atlantic, based on visual methods of data collection. This study aims to assess data quality and bias in the CETUS dataset, by 1) applying validation methods, through photographic confirmation of species identification; 2) creating data quality criteria to evaluate the observer's experience; and 3) assessing bias to the number of sightings collected and to the success in species identification. Through photographic validation, the species identification of 10 sightings was corrected and a new species was added to the CETUS dataset. The number of sightings collected was biased by external factors, mostly by sampling effort but also by weather conditions. Ultimately, results highlight the importance of identifying and quantifying data bias, while also yielding guidelines for data collection and processing, relevant for species monitoring programmes based on visual methods.pt_PT
dc.description.sponsorshipNORTE-01-0145-FEDER-000040
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doi10.1038/s41597-022-01803-7pt_PT
dc.identifier.eissn2052-4463
dc.identifier.urihttp://hdl.handle.net/10400.1/18963
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherNature Portfoliopt_PT
dc.relationMAR-01.04.02-FEAMP-0002pt_PT
dc.relationDistribution and habitat modelling for cetacean species in the Portuguese Economic Exclusive Zone Northeast Atlantic Ocean.
dc.relationModelling shiftsnin cetacean distribution under future scenarios of climate change in the Eastern North Atlantic provisório
dc.relationDiving into the Blue: Unravelling the genomic basis of physiological diving adaptations and population structure in Cetacea
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectHabitatpt_PT
dc.subjectWhalespt_PT
dc.titleAssessing data bias in visual surveys from a cetacean monitoring programmept_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleDistribution and habitat modelling for cetacean species in the Portuguese Economic Exclusive Zone Northeast Atlantic Ocean.
oaire.awardTitleModelling shiftsnin cetacean distribution under future scenarios of climate change in the Eastern North Atlantic provisório
oaire.awardTitleDiving into the Blue: Unravelling the genomic basis of physiological diving adaptations and population structure in Cetacea
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBD%2F100606%2F2014/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//PD%2FBD%2F150603%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBD%2F144786%2F2019/PT
oaire.citation.issue1pt_PT
oaire.citation.titleScientific Datapt_PT
oaire.citation.volume9pt_PT
person.familyNameGandra
person.givenNameMiguel
person.identifier.ciencia-id4F1A-6372-FA55
person.identifier.orcid0000-0003-1506-5141
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublication0110c3f0-88d0-44fc-ae8d-9a5bab5ebd23
relation.isAuthorOfPublication.latestForDiscovery0110c3f0-88d0-44fc-ae8d-9a5bab5ebd23
relation.isProjectOfPublication3c5e5a1f-2251-4217-a63b-b1eb4dcfa782
relation.isProjectOfPublication78f02644-607c-46c6-b2a1-97cbab912090
relation.isProjectOfPublicationc8e481d5-f988-48d7-9c7c-bda5d0f05a75
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