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Terms of use

Unless otherwise stated, for the content on this site the CC0 licence applies. This means that any form of reuse of the content of this site is permitted, except when for a piece of content (such as a photo or a document) copyright is indicated.

Naturalis signed the Bouchout declaration which aims to promote openness of biodiversity data and encourage digital access to those data.

Website design and construction

Naturalis Biodiversity Center

Data sources

• Naturalis Biodiversity Center: botanical and zoological specimens,
• Dutch Species Register: Dutch species information
• Species 2000 & ITIS Catalogue of Life: Annual Checklist 2015, global species information 
• Natura 2000: ESRI-files of nature reserves (Annemiek Adams)
• Staatsbosbeheer: ESRI-files of nature reserves (Jac Hakkens)
• Vereniging Natuurmonumenten: ESRI-files of nature reserves (Rombout de Wijs)
• PWN: ESRI-files of nature reserves (Hubert Kivit)
• Landschap Noord-Holland: ESRI-files of nature reserves (Ron van 't Veer)
• CBS Statistics Netherlands: ESRI-bestanden of municipalities
• Global Administrative Areas: ESRI-bestanden of administrative areas