{"key":"8b5ca3fa-49c3-480f-a98c-dfc7f8ac1db9","installationKey":"06d75b22-fc7a-42ff-a14f-65a25cd0f3ab","publishingOrganizationKey":"61b5d63a-27f7-4834-8ea6-74012b20ec42","doi":"10.15468/v9x8zu","external":false,"numConstituents":0,"type":"SAMPLING_EVENT","shortName":"EDIA: Block A - Reproductive Parameters of Steppe Birds (2016-2022)","title":"EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation Block Alvito-Pisão (block A) and “Cuba” IBA: Reproductive Parameters of Lesser Kestrel (Falco naumanii), Eurasina Roller (Coracias garrulus) and montagu’s Harrier (Circus pygargus) [20216-2022]","description":"\n            The dataset contains records of the reproductive parameters (number of eggs, non-fledgling and fledgling chicks) of the Lesser Kestrel (Falco naumanii), European Roller (Coracias garrulus) and Montagu’s Harrier (Circus pygargus) collected in the Secondary Irrigation Network of the Alqueva Dam (Block A: Alvito-Pisão), in the adjacent Important Bird Area (IBA) of Cuba, and in a control area (only in 2022), as  promoted by EDIA, S.A. Data were collected in four consecutive visits during the breeding season, in the springs of 2016 through 2022 (except in 2020 due to the Covid-19 pandemics). All ruined buildings in the vicinity of IBA “Cuba”, included those previously known as breeding platforms were searched for, as well as other suitable breeding sites (eg.,trees). A total of 600 observations (12 of Circus pygarcus, four of Coracias garrulus and 584 of Falco naumanni) were recorded. These were made in two (probable) nest sites of C. garrulus, three (probable) nests of C. pygargus and 18 colonies of F. naumanii.\n        ","language":"eng","citation":{"text":"Almeida J, Venade D, Mirinha M, Safara J, Guégués N, Múrias T (2025). EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation Block Alvito-Pisão (block A) and “Cuba” IBA: Reproductive Parameters of Lesser Kestrel (Falco naumanii), Eurasina Roller (Coracias garrulus) and montagu’s Harrier (Circus pygargus) [20216-2022]. EDIA – Empresa de Desenvolvimento e Infra-estruturas do Alqueva, S.A.. Sampling event dataset https://doi.org/10.15468/v9x8zu accessed via GBIF.org on 2026-10-12.","citationProvidedBySource":false},"contactsCitation":[{"key":6315208,"abbreviatedName":"Almeida J","firstName":"João","lastName":"Almeida","roles":["ORIGINATOR"],"userId":[]},{"key":6315209,"abbreviatedName":"Venade D","firstName":"Diogo","lastName":"Venade","roles":["ORIGINATOR"],"userId":[]},{"key":6315210,"abbreviatedName":"Mirinha M","firstName":"Marco","lastName":"Mirinha","roles":["ORIGINATOR"],"userId":[]},{"key":6315211,"abbreviatedName":"Safara J","firstName":"Jorge","lastName":"Safara","roles":["ORIGINATOR"],"userId":[]},{"key":6315212,"abbreviatedName":"Guégués N","firstName":"Nuno","lastName":"Guégués","roles":["ORIGINATOR"],"userId":[]},{"key":6315213,"abbreviatedName":"Múrias 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Desenvolvimento e Infra-estruturas do Alqueva, S.A.","address":["Rua Zeca Afonso nº 2"],"city":"Beja","country":"PT","postalCode":"Beja 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taxonomic coverage of this dataset spans 1 phylum, 1 class, 3 orders, 3 families, 3 genera and 3 species.","coverages":[{"scientificName":"Chordata","rank":{"verbatim":"phylum","interpreted":"PHYLUM"}},{"scientificName":"Aves","rank":{"verbatim":"class","interpreted":"CLASS"}},{"scientificName":"Falconiformes","rank":{"verbatim":"order","interpreted":"ORDER"}},{"scientificName":"Accipitridae","rank":{"verbatim":"family","interpreted":"FAMILY"}},{"scientificName":"Coraciidae","rank":{"verbatim":"family","interpreted":"FAMILY"}},{"scientificName":"Falconidae","rank":{"verbatim":"family","interpreted":"FAMILY"}},{"scientificName":"Accipitriformes","rank":{"verbatim":"order","interpreted":"ORDER"}},{"scientificName":"Animalia","rank":{"verbatim":"kingdom","interpreted":"KINGDOM"}},{"scientificName":"Coraciiformes","rank":{"verbatim":"order","interpreted":"ORDER"}}]}],"geographicCoverages":[{"description":"The data were collected in the area of the Secondary Irrigation Network of the Alqueva Dam (Block A: Alvito-Pisão) and in the adjacent Important bird Area (IBA) of “Cuba”, covering a bit less than 21872 ha, in the municipalities of Cuba and Beja, as well as in a control area in Aljustrel (only in 2022), all in the district of Beja.","boundingBox":{"minLatitude":37.7901,"maxLatitude":38.1871,"minLongitude":-8.127,"maxLongitude":-7.8243,"globalCoverage":false}}],"temporalCoverages":[{"@type":"range","start":"2016-04-23T00:00:00.000+00:00","end":"2022-07-28T00:00:00.000+00:00"}],"keywordCollections":[{"thesaurus":"GBIF Dataset Type Vocabulary: http://rs.gbif.org/vocabulary/gbif/dataset_type_2015-07-10.xml","keywords":["reproductive parameters; Lesser Kestrel; Falco naumanii; Circus pygargus; Coracias garrulus; Aqueva dam; irrigation block A; Alvito-Pisão; IBA; monitoring plan; impact; spring  2016-2022"]}],"project":{"title":"EDIA – Global Bird Monitoring Program of the Alqueva Dam (EFMA) Secondary Irrigation Network, Irrigation Block Alvito-Pisão (block A) and “Cuba” IBA: Reproductive Parameters of Lesser Kestrel (Falco naumanii), Eurasina Roller (Coracias garrulus) and montagu’s Harrier (Circus pygargus) [20216-2022]","identifier":"EDIA Biodiversity Data ","contacts":[{"type":"AUTHOR","primary":false,"userId":[],"firstName":"João","lastName":"Almeida","position":[],"email":[],"phone":[],"homepage":[],"address":[]},{"type":"AUTHOR","primary":false,"userId":[],"firstName":"Diogo","lastName":"Venade","position":[],"email":[],"phone":[],"homepage":[],"address":[]},{"type":"AUTHOR","primary":false,"userId":[],"firstName":"Marco","lastName":"Mirinha","position":[],"email":[],"phone":[],"homepage":[],"address":[]},{"type":"AUTHOR","primary":false,"userId":[],"firstName":"Jorge","lastName":"Safara","position":[],"email":[],"phone":[],"homepage":[],"address":[]},{"type":"AUTHOR","primary":false,"userId":[],"firstName":"Nuno","lastName":"Guégués","position":[],"email":[],"phone":[],"homepage":[],"address":[]},{"type":"METADATA_AUTHOR","primary":false,"userId":[],"firstName":"Tiago","lastName":"Múrias","position":[],"email":[],"phone":[],"homepage":[],"address":[]}],"funding":"The work was funded by EDIA, S.A.","awards":[],"studyAreaDescription":"The data were collected in the area covered by the Irrigatrion Block of Alvito-Pisão (block A), the adjacent Important bird Area (IBA) of “Cuba”, and a control site, covering a bit less than 21872 ha, in the municipalities of Cuba, Beja  and aljustrel (control site, only in 2022), all in the district of Beja.","designDescription":"The objective of the study was to follow the reproductive fate of the target species in each colony found along the breeding season, by reporting the reproductive parameters (a) number of eggs, (b) number of born chicks and (c) number of fledglings. Each nest was surveyed and recorded separately, along with the number of adult/juvenile individuals found in, or in the colony vicinities. However, since the nests were not individually marked, they were aggregated per colony in this dataset.","relatedProjects":[],"abstract":"The dataset contains records of the reproductive parameters (number of eggs, non-fledgling and fledgling chicks) of the Lesser Kestrel (Falco naumanii), European Roller (Coracias garrulus) and Montagu’s Harrier (Circus pygargus) collected in the Secondary Irrigation Network of the Alqueva Dam (Block A: Alvito-Pisão), in the adjacent Important Bird Area (IBA) of Cuba, and in a control area (only in 2022), as  promoted by EDIA, S.A. Data were collected in four consecutive visits during the breeding season, in the springs of 2016 through 2022 (except in 2020, due to the Covid-19 pandemics). All ruined buildings in the areas surveyed, including those previously known as breeding platforms, were searched for. A total of 600 observations (12 of Circus pygarcus, four of Coracias garrulus and 584 of Falco naumanni) were recorded. These were made in two (probable) nest sites of C. garrulus, three (probable) nests of C. pygargus and 18 colonies of F. naumanii. The reproductive parameters, “number of eggs”, “number of born chicks” and “number of fledglings” are reported in the colum “organismRemarks” of the DwC files, in the form “eggs | chicks | fledglings”, with the total number of birds in the main column “individualCount”. A detailed description of the nest site/colony is provided in the column “verbatimSiteDescription”."},"samplingDescription":{"studyExtent":"The data were collected in the area covered by the Irrigatrion Block of Alvito-Pisão (block A), the adjacent Important bird Area (IBA) of “Cuba”, and a control site, covering a bit less than 21872 ha, in the municipalities of Cuba, Beja  and aljustrel (control site, only in 2022), all in the district of Beja.","sampling":"To estimate the breeding population of these taxa within the study area, all ruins and other areas of suitable habitat (eg., trees, dryland permanent cultures) in the marked areas, were surveyed between April and July (four visits, in total) in order to obtain data that allow for the accurate calculation of reproductive phenology and reproductive parameters, with the first visits being made to the sites identified in previous studies as nesting platforms. During each visit to the colonies, a set of observations was recorded, compiled in an appropriate field form  namely: (a) species, (b) nest support structure, classified according to type and height (c) date of laying (when and if possible to determine), (d) number of eggs, (e) number of chicks hatched, (f) number of fledglings, (g) causes of failure (if applicable) and (h) threats to the colony/nests (indicated in the column “locationRemarks”. A set of metadata was also collected, as the visit date, the colony identification and associated geographical coordinates and the leading observer identity. Each event refer to a specific, non-identified nest/colony. All nests in each colony were aggregated per colony in this dataset.","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":"2025-11-04T00:00:00.000+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":"2026-07-11T13:31:52.695+00:00"},"approximateCounts":{"occurrenceCount":215}}