Erg Abu Nuhas

This reef, also called Sha'ab Abu Nuhas, lies in the southern Strait of Gubal north of Shadwan Island. There are five cargo ships wrecked along its northern slope.

blue-back urchin Juvenile black diadema sea urchin, Echinothrix diadema

slate pencil urchin Pencil Sea urchin, Phyllacanthus imperialis

common long-spined urchin Spiny sea urchin, Diadema setosum

urchin Sea urchin

nudibranch: wave wart slug Oxellated wart slug, Phyllidia ocellata

sea cucumber Beaded sea cucumber, <TBS>

sea cucumber Feathermouth (sticky snake) sea cucumber, Euapta godeffroyi

trochus shell Red Sea top shell, Tectus dentatus

hermit crab White-stalked hermit crab, Dardanus lagopodes

tridacna clam Giant clam, Tridacna gigas

crinoid: Klunzinger's featherstar Crinoid, <TBS>

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Last modified 12 April 2026