Waarom de ene schelpensoort hier en de andere daar?

Several Atlantic and Mediterranean shell species were found on the beach of the island of Texel in the NW of the Netherlands. How is this possible?

Additional Metadata
Keywords	Atlantische soorten, Mediterrane soorten, Texel
Journal	Spirula
Rights	CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel")
Organisation	Nederlandse Malacologische Vereniging
Citation APA Style AAA Style APA Style Cell Style Chicago Style Harvard Style IEEE Style MLA Style Nature Style Vancouver Style American-Institute-of-Physics Style Council-of-Science-Editors Style BibTex Format Endnote Format RIS Format CSL Format DOIs only Format	A. de Heij. (2009). Waarom de ene schelpensoort hier en de andere daar?. Spirula, 367, 35–35.

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