Jeff Rotman / Alcyonarian Coral (Dendronephthya spp.) polyps open and feeding. Red Sea, Egypt.
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Alex Mustard / 2020VISION / Amphipod (Iphimedia obesa) on top of a colony of Deadman's fingers (Alcyonium digitatum) coral, Loch Carron, Ross and Cromarty, Scotland, UK, April.
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Jeff Rotman / Alcyonarian Coral (Dendronephthya spp.) with polyps open at night. Kimbe Bay, Bismark Sea, Papua New Guinea.
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Jeff Rotman / Alcyonarian Coral (Dendronephthya spp.) polyps open to feed at night. Papua New Guinea, Pacific Ocean.
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Jeff Rotman / Xenia Coral (Xenia umbellata) polyps open to feed at night. Red Sea, Egypt.
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Jeff Rotman / Alcyonarian coral (Dendronephthya spp.) polyps open to feed at night. Red Sea, Egypt.
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Jeff Rotman / Alcyonarian Coral (Dendronephthya spp.) polyps open and feeding. Red Sea, Egypt.
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Juergen Freund / Close-up of Soft coral (Alcyonacea) with open polyps. Misool, Raja Ampat, West Papua, Indonesia.
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Sue Daly / Red fingers soft coral {Alcyonium glomeratum} polyps open, Channel Islands, UK
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Jeff Rotman / Prickly Alcyonarian Coral (Dendronephthya sp), polyps open and feeding at night, many species of these corals are being researched in the discovery of new cancer medicines, Egypt, Red Sea.
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Juergen Freund / RF- Open polyps of soft coral (Dendronephthya sp) Philippines, Indo-pacific. (This image may be licensed either as rights managed or royalty free.)
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GEORGETTE DOUWMA / Soft / Tree coral (Dendronephthya sp.) with polyps open, Red Sea, Egypt.
