Occurrence Download
收藏资源简介:
A dataset containing 50658 species occurrences available in GBIF matching the query: { "and" : [ "TaxonKey is Unionoida", "HasCoordinate is true", "HasGeospatialIssue is false", "Geometry POLYGON((-124.804687 50.513426,-89.472656 50.847572,-79.101562 46.195042,-69.082031 49.951219,-62.050781 43.707593,-77.519531 30.297017,-75.058593 23.241346,-82.265625 21.616579,-86.660156 27.683528,-93.515625 26.588527,-94.921875 23.402764,-101.601562 24.846565,-108.105468 29.382175,-117.421875 30.297017,-123.749999 33.724339,-126.5625 38.822590,-126.035156 47.398349,-126.035156 47.398349,-124.804687 50.513426))" ] } The dataset includes 50658 records from 33 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0000051-150407101314760/datasets/export for details. Data from some individual datasets included in this download may be licensed under less restrictive terms.



