Florent's Guide To The

Tropical Pacific Reefs

Difficult Sea Cucumber
Holothuria difficilis
Difficult Sea Cucumber
Category: Sea Cucumbers
Scientific Name: Holothuria difficilis
Size: Up to 5 in. (12 cm)  
Depth: 3-30 ft. (1-10 m)
Distribution: Indo-Pacific, Hawaii
Echinodermata (Phylum)
└Echinozoa (Subphylum)
 └Holothuroidea (Class)
  └Holothuriida (Order)
   └Holothuriidae (Family)
    └Holothuria (Genus)

Echinoderms
Sea Cucumbers

Difficult Sea Cucumber

Pinkfish Sea Cucumber

White Teatfish

Elephant Trunkfish

Light-Spotted Sea Cucumber

Volcano Sea Cucumber

Teated Sea Cucumber

Graeffe's Sea Cucumber

Hawaiian Spiky Sea Cucumber

Greenfish Sea Cucumber

Curryfish Sea Cucumber

Dragonfish Sea Cucumber

Hawaiian Yellow-Tip Sea Cucumber

Brown Curryfish Sea Cucumber

Pineapple Sea Cucumber

Giant Sea Cucumber

Lion's Paw Sea Cucumbers

Euapta sp. 1

Spotted Worm Sea Cucumber

Lampert's Sea Cucumber

Synaptula sp. 1

Synaptula sp. 2

Yellow Sea Cucumber

Magnum Sea Cucumber

Neothyonidium sp. 1

Neothyonidium sp. 2

White-Rumped Sea Cucumber

Hairy Blackfish Sea Cucumber

Plump Sea Cucumber

Whitespotted Sea Cucumber

Leopard Sea Cucumber

Ocellated Sea Cucumber

Paradoxical Sea Cucumber

Black Sea Cucumber



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© 2025 Florent Charpin