In addition to photos already published in Spirula 371 (2009, p. 145) a short report on this celebration day is deemed appropriate. The programme of that day with the theme 'NMV's attention for marine biodiversity' leads this narrative.

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Spirula

CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel")

Nederlandse Malacologische Vereniging

A. van Peursen, D. van Peursen, & M. Hupkens-Kouwenhoven. (2010). NMV 75 jaar. Verslag van de jubileumdag in Naturalis Leiden op 21 november 2009. Spirula, 372, 1–4.