Occurrence Download

A dataset containing 248283 species occurrences available in GBIF matching the query:
{
"and" : [
{
"or" : [
"Issue is Recorded date mismatch",
"Issue is Coordinate rounded",
"Issue is Geodetic datum assumed WGS84"
]
},
"HasCoordinate is true",
"TaxonKey is Gymnocephalus cernus (Linnaeus, 1758)",
"HasGeospatialIssue is false"
]
}

The dataset includes 248283 records from 56 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0009449-181003121212138/datasets/export for details.

Data from some individual datasets included in this download may be licensed under less restrictive terms.

本数据集包含248283条物种发生记录，均取自GBIF（Global Biodiversity Information Facility），且符合以下查询逻辑：需同时满足以下全部条件：存在以下任一数据质量问题（Issue）：记录日期不匹配、坐标被四舍五入、大地基准面假设为WGS84；已提供坐标（HasCoordinate）；分类单元标识（TaxonKey）为Gymnocephalus cernus (Linnaeus, 1758)；无地理空间数据质量问题（HasGeospatialIssue）。

本数据集共计248283条记录，由56个组成数据集整合而成；详细信息可通过以下链接查阅：https://api.gbif.org/v1/occurrence/download/0009449-181003121212138/datasets/export

本下载包中部分独立数据集的数据可能采用更为宽松的授权条款。