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Holothuria difficilis
Holothuria difficilis Semper, 1868
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Family:  Holothuriidae (sea cucumbers)
Max. size:  5 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 20 m
Distribution:  Indo-Pacific. Tropical and subtropical.
Diagnosis:   
Biology:  Found under stones near low water (Ref. 106682). Dwells in rocky and coral substrates. Hides in cavities beneath reefs (Ref. 129602).
IUCN Red List Status: (LC); Date assessed: 18 May 2010 Ref. 123251)
Threat to humans: 
Country info:  Known from Dhofar Rakhyut, Dhofar Mirbat, Masirah-Bar Al-Hikman, Sur-Qalhat, Muscat, Damanyat, Dibab, East Musandam (Ref. 128533). C: Refs. 122584, 128533, 129602; M: Ref. 129602.

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