Occurrence Download

A dataset containing 19234 species occurrences available in GBIF matching the query: { "and" : [ "TaxonKey is Urotrygonidae", { "or" : [ "BasisOfRecord is Human Observation", "BasisOfRecord is Observation" ] }, "HasCoordinate is true", "HasGeospatialIssue is false" ] } The dataset includes 19234 records from 46 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0013884-190813142620410/datasets/export for details. Data from some individual datasets included in this download may be licensed under less restrictive terms.本数据集收录了全球生物多样性信息机构（Global Biodiversity Information Facility, GBIF）中符合下述查询条件的19234条物种出现记录： 查询条件为逻辑与组合，具体包括： 1. 分类单元键（TaxonKey）匹配犁头鳐科（Urotrygonidae）； 2. 记录基础类型（BasisOfRecord）为人类观测或观测； 3. 具备坐标信息（HasCoordinate）； 4. 无地理空间数据异常（HasGeospatialIssue为假）。 本数据集共计19234条记录，源自46个组成数据集；详细信息请参见以下链接：https://api.gbif.org/v1/occurrence/download/0013884-190813142620410/datasets/export 本次下载所包含的部分独立数据集，其数据可能采用限制性更弱的授权条款。