David Fleetham / Giant / Commerson's frogfish (Antennarius commerson), juvenile, on Red slate pencil sea urchin (Heterocentrotus mammillatus), Hawaii.
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David Fleetham / Hawaiian turkeyfish (Pterois sphex), endemic, and slate pencil sea urchin (Heterocentrotus mammillatus), Hawaii.
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David Fleetham / Slate pencil sea urchins (Heterocentrotus mammillatus), Pennantfish (Heniochus diphreutes) and Pyramid butterflyfish (Hemitaurichthys polylepis), Hawaii.
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David Fleetham / Commerson's / Giant frogfish (Antennarius commerson), on Red slate pencil sea urchin (Heterocentrotus mammillatus), Hawaii.
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David Fleetham / Commerson's / Giant frogfish (Antennarius commerson), juvenile, perched on a Red slate pencil sea urchin (Heterocentrotus mammillatus), Hawaii.
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David Fleetham / Slate pencil sea urchins (Heterocentrotus mammillatus) and Pyramid butterflyfish (Hemitaurichthys polylepis), Hawaii.
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David Fleetham / Slate pencil sea urchin (Heterocentrotus mammillatus), being held by couple snorkeling, Hawaii.
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David Fleetham / Slate pencil sea urchins (Heterocentrotus mammillatus) and Pyramid butterflyfish (Hemitaurichthys polylepis), Hawaii.
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David Fleetham / Close-up of Horned helmet shell (Cassis cornuta) hunting Red Pencil Urchin (Heterocentrotus mamillatus), Hawaii, USA, Pacific Ocean.
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David Fleetham / Day octopus (Octopus cyanea) releasing an ink cloud to escape predator on reef, as Red pencil urchin (Heterocentrotus mamillatus) rests behind, Hawaii, USA, Pacific Ocean.
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David Fleetham / Psychedelic wrasse (Anampses chrysocephalus) juvenile swimming in reef, with Slate pencil sea urchin (Heterocentrotus mammillatus) behind, Hawaii, Pacific Ocean.
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David Fleetham / Commerson's frogfish (Antennarius commersoni) juvenile sheltering among spines of Slate pencil sea urchin (Heterocentrotus mammillatus), Hawaii, Pacific Ocean.
