According to the IUCN Red List of Threatened Species (IUCN, 2013), S. undulatus is classified as a species of Least Concern, with a stable population. Because of its abundance, there are no current conservation efforts for the species.
IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 09 May 2014.
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