{"key":"3f1da960-2dc1-4e65-a69e-165b8b3d3c2b","installationKey":"06d75b22-fc7a-42ff-a14f-65a25cd0f3ab","publishingOrganizationKey":"61b5d63a-27f7-4834-8ea6-74012b20ec42","doi":"10.15468/etsabq","version":"1.1","external":false,"numConstituents":0,"type":"SAMPLING_EVENT","shortName":"EDIA: Block B: Little Bustard - point counts, spring (2019)","title":"EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation block B: Large steppe species: Little Bustard (Tetrax tetrax) [2019]","description":"\n            The dataset contains records of Little Bustard (Tetrax tetrax) collected in the block B of the Secondary Irrigation Network of the Alqueva Dam (irrigation blocks of Alfundão, Ferreira-Valbom, Loureiro-Alvito, Monte Novo, Pedrógão, Pisão, São Matias and Vale de Gaio) and in a control zone, performed within the General Bird Monitoring Plan of the area, promoted by EDIA, S.A. Data were collected in the spring of 2019. A total of 348 sampling points (281 in the block and 67 in the control area) was surveyed during this period, providing 36 contacts of the target species.\n        ","language":"eng","citation":{"text":"Almeida J, Venade D, Mirinha M, Safara J, Guégués N, Pereira A T, Caetano M, Correia S, Múrias T (2026). EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation block B: Large steppe species: Little Bustard (Tetrax tetrax) [2019]. Version 1.1. EDIA – Empresa de Desenvolvimento e Infra-estruturas do Alqueva, S.A.. 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Évora) and Alcácer do Sal (district of Setúbal), and a control área with 13 003 ha, in the municipalities of Beja, Castro Verde and Alajustrel (district of Beja).","boundingBox":{"minLatitude":37.75652,"maxLatitude":38.51045,"minLongitude":-8.19549,"maxLongitude":-7.63498,"globalCoverage":false}}],"temporalCoverages":[{"@type":"range","start":"2019-04-05T00:00:00.000+00:00","end":"2019-05-31T00:00:00.000+00:00"}],"keywordCollections":[{"thesaurus":"GBIF Dataset Type Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_type_2015-07-10.xml","keywords":["2019","Aqueva dam; irrigation block; block B; monitoring plan; sampling points; impact; spring","large steppe birds; Little Bustard"]}],"project":{"title":"EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation block B: Large steppe species: Little Bustard (Tetrax tetrax) [2019]","identifier":"EDIA Biodiversity Data 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based on the number of singing males.","relatedProjects":[],"abstract":"The dataset contains records of Little Bustard (Tetrax tetrax) collected in the block B of the Secondary Irrigation Network of the Alqueva Dam (irrigation blocks of Alfundão, Ferreira-Valbom, Loureiro-Alvito, Monte Novo, Pedrógão, Pisão, São Matias and Vale de Gaio) and in a control zone, performed within the General Bird Monitoring Plan of the area, promoted by EDIA, S.A. A total of 348 sampling points (281 in the block area, and 67 in the control area) was surveyed during this period. The occurrence of the target taxa was documented through 36 records of individuals of the Little Bustard."},"samplingDescription":{"studyExtent":"The data were collected in the area covered by the Irrigation block B of the Secondary Irrigation Network of the Alqueva Dam (irrigation blocks of Alfundão, Ferreira-Valbom, Loureiro-Alvito, Monte Novo, Pedrógão, Pisão, São Matias and Vale de Gaio), covering a total area of  64 697 ha in the municipalities of Alvito, Beja, Cuba, Vidigueira, Ferreira do Alentejo and Castro Verde (district of Beja), Évora and Portel (district of Évora) and Alcácer do Sal (district of Setúbal), and a control área with 13 003 ha, in the municipalities of Beja, Castro Verde and Alajustrel (district of Beja)","sampling":"Each sampling point was surveyed 1-2 times a year in April, in the first or last hours of the day (that is, around the sunrise or the sunset). The approach to the sampling points were made by car, at a low and constant speed, stopping the vehicle approximately one or two minutes before the start of the count (so that the birds can get used to the presence of the vehicle and resume their normal behavior). The count was then performed for a period of five minutes. All counts were made in good or acceptable weather conditions (ie, in the absence of heavy rain, wind and fog).","qualityControl":"All identifications were performed by qualified technicians","methodSteps":["To be completed"]},"countryCoverage":[],"collections":[],"dataDescriptions":[],"dataLanguage":"eng","purpose":"This dataset is part of a broader initiative whereby the company EDIA, S.A. will make available all biodiversity data collected during impact assessment and biological monitoring studies.","pubDate":"2026-01-07T00:00:00.000+00:00","maintenanceUpdateFrequency":"AS_NEEDED","maintenanceDescription":"This resource will be regularly checked for accuracy.","license":"http://creativecommons.org/licenses/by/4.0/legalcode","dwca":{"coreType":"http://rs.tdwg.org/dwc/terms/Event","extensions":["http://rs.tdwg.org/dwc/terms/Occurrence"],"modified":"2026-07-09T15:40:59.257+00:00"},"approximateCounts":{"occurrenceCount":225}}