.mw-parser-output .hidden-begin{box-sizing:border-box;width:100%;padding:5px;border:none;font-size:95%}.mw-parser-output .hidden-title{font-weight:bold;line-height:1.6;text-align:left}.mw-parser-output .hidden-content{text-align:left}You can help expand this article with text translated from the corresponding article in Estonian. (December 2008) Click [show] for important translation instructions. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Estonian Wikipedia article at [[:et:Viktor Masing]]; see its history for attribution. You should also add the template ((Translated|et|Viktor Masing)) to the talk page. For more guidance, see Wikipedia:Translation.
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Viktor Masing (11 April 1925, Tartu – 18 March 2001) was an Estonian botanist and ecologist. He was born in Tartu. He became a member of the Estonian Academy of Sciences in 1993.

He was a specialist in telmatology, and an organizer of wetland protection.

His son, Matti Masing, is a renowned nature scientist, and one of Europe's foremost experts on bats.