https://doi.pangaea.de/10.1594/PANGAEA.996142Thomas, Oliver RobertOliver RobertThomas0009-0000-1636-9492Unsworth, Richard K FRichard K FUnsworthSwansea UniversityPANGAEA2026Field experimentIn-situMonitoringEvent labelLatitude of eventLongitude of eventDate/Time of eventDate/Time of event 2Type of studyDEPTH, waterDATE/TIMEIdentificationProjectSiteSite index codeArea/localityPlanting methodDate/time start, experimentYear of observationSpecies, unique identification (Semantic URI)Species, unique identification (URI)Species, unique identificationConditionSediment typeExperimental plotDistance, shore to seaDistance, parallel to seaPlanted areaZostera marina, seedsZostera marina, seeds per plotZostera marina, seed balls per plotZostera marina, hessian bags per plotSample commentEasting, localNorthing, localLATITUDELONGITUDESea level, relativeAccuracy, verticalAccuracy, horizontalInvestigatorCommentMonitoring reference databaseField experimentPlanted by handDifferential Global Positioning System (DGPS), Trimble DA2Seagrass Ocean Rescue North Wales (SORNW)2023-02-20T00:00:00/2024-04-08T00:00:00Datasethttps://doi.pangaea.de/10.1594/PANGAEA.99614810.1088/1748-9326/ae6d172975 data pointstext/tab-separated-valuesCreative Commons Attribution 4.0 InternationalThis dataset was collected in support of a study on the resilience of restored seagrass (Zostera marina) meadows to marine heatwave exposure in North Wales, United Kingdom (Thomas et al., 2026). It provides plot-level planting records for seagrass planted at four intertidal sites along the Llŷn Peninsula and Ynys Môn between February 2023 and March 2024, including planting method (directly injected seeds, hessian bags, and seed balls), planting date, number of seeds, seed balls and hessian bags planted per plot, and dGPS-surveyed plot coordinates.-4.4634467-4.31945083352.8661299552.90484139Natural Environment Research Councilhttps://doi.org/10.13039/501100000270NE/V016385/1The National Lottery Heritage Fundhttps://doi.org/10.13039/501100016135NL-21-00035