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  • Clark's anemonefish (Amphiprion clarkii) in the host-sea anemone Heteractis magnifica. Photo from the Maldives.
    2778.jpg
  • Diving Myrmidon Reef (central Great Barrier Reef), Australia.
    18150.jpg
  • Christmas Tree Worm (Spirobranchus corniculatus) from Flinders Reef, the Coral Sea.
    6120.jpg
  • The magnificent anemones Utricina eques.
    5679-D.jpg
  • Tubastraea sp. with fully expanded polyps.
    5540-D.jpg
  • Bubble-tip Anemone, Entacmaea quadricolor. Close up of the tentacles.
    5641-D.jpg
  • Striped Anemone, Anthothoe stimpsoni
    5532-D.jpg
  • Diving Myrmidon Reef (central Great Barrier Reef), Australia.
    18141.jpg
  • Diversity of corals in shallow water at Agincourt reef, the Great Barrier Reef, Australia.
    18107.jpg
  • Dense and spectacular coral growth on the outer reef flat of Bunaken, Nortth Sulawesi, Indonesia.
    18498.jpg
  • Tropical sea pen (Cavernularia sp.).
    80231.jpg
  • Tropical Sea Pen, Cavernularia sp.
    80011.jpg
  • Colony of Hairy Mushroom Anemone or Indonesian Elephant Ear, Rhodactis cf. indosinensis.
    5548-D.jpg
  • Staghorn corals, Acropora formosa (pink) growing entangled with Acropora nobilis (cream). These species often grow together. Photo from Whitsunday Island, GBR, Australia.
    5598.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5601-D.jpg
  • The magnificent anemones Utricina eques.
    5678-D.jpg
  • Caribbean Giant Anemone (Condylactis gigantea), Close up of the tentacles.
    5661-D.jpg
  • Pocillopora damicronis
    80195.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18324.jpg
  • Sohal of Damselfishes (Blue Chromis, Chromis sp.) gathering around a branching coral (Acropora sp.).
    18377A.jpg
  • A beautiful cave on "Nakohlu Giri" a reef site close to the island of Kuredu, the Maldives
    18489A.jpg
  • Diving a beautiful cave on "Nakohlu Giri" a reef site close to the island of Kuredu, the Maldives
    18492.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18584.jpg
  • Sabbleback Clownfishesd (Amphiprion polymnus) and Three-spotted Dascyllus (Dascyllus trimaculatus) in association with the host-sea anemone (Stichodactyla haddoni) in a sea-grass bed at Cabilao, the Philippines.
    35591.jpg
  • Table-shaped stony corals (Acropora sp.) and soft mushroom corals (Scarcophyton sp.) at Agincourt reef (Great Barrier Reef), Australia.
    18151.jpg
  • Tropical sea pen (Cavernularia sp.).
    5006.jpg
  • Tropical Sea Pen, Cavernularia sp.
    80151.jpg
  • Porites sp. forming a microatoll at Green Island, GBR, Australia.
    80112.jpg
  • Tubastraea sp., close up of the expanded polyps.
    5085.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5668-D.jpg
  • The magnificent anemones Utricina eques.
    5680-D.jpg
  • Mushroom-anemones from the genus Discosoma.
    5549-D.jpg
  • Striped Anemone, Anthothoe stimpsoni.
    5530-D.jpg
  • Blastomussa wellsi
    80101.jpg
  • Alveopora sp.
    5637-D.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18552.jpg
  • A pair of Maldive anemonefish (Amphiprion nigripes) in the Magnificent host-sea Anemone (Heteractis magnifica)
    35035.jpg
  • Clark's Anemonefish, Amphiprion clarkii, in the host-sea anemone Entacmaea quadricolor.
    35142-D.jpg
  • At least 21 different species of corals (soft and hard) occupy this boulder at 15 meters depth at Agincourt Reef ("St. Crispins"), the Great Barrier Reef, Australia. The boulder is about 2x3 meters in size.
    18168.jpg
  • The corallites of Diplorastrea heliopora.
    80147.jpg
  • Stony corals, mostly Acropora spp., growing at a shallow reef flat in Fiji.
    80210.jpg
  • Tubastraea sp., from a reef wall in the Maldives.
    5648.jpg
  • Red mouth Elephant Ear, Rhodactis cf. rhodostoma.
    5550-D.jpg
  • The magnificent anemones Utricina eques.
    5677-D.jpg
  • Plumose Anemone, Metridium senile.
    5533-D.jpg
  • Mediterranean Snakelocks Anemone, Anemonia sulcata.
    5529-D.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18317.jpg
  • The exposed reef flat off the island of Siladen (Bunaken NP), North Sulawesi, Indonesia.
    18581.jpg
  • Shallow water coral reef at Bunaken National Park (Sulawesi, Indonesia) druring low tide. The volcanic island Manado Tua can be seen in the background..
    18090.jpg
  • Prideauxæ's hermit crab (Pagurus prideaux) with cloak anemone (Adamsia palliata).
    8148.jpg
  • Christmas Tree Worms(Spirobranchus gardineri) in the coral Leptoseris mycetoseroides. Photo from 20 meters depth at Kuredu Island, the Maldives.
    6134.jpg
  • Kuredu Island, Maldives. Nikon AF-601, 60mm micronikkor, Subal UW-housing, Iklite 225TTL UW-flash, Fuji Velvia 50ASA, april 1992
    Clown fish in purple anemone (5401).jpg
  • Mushroom-anemones from the genus Discosoma.
    5547-D.jpg
  • Trachyphyllia geffroyi
    5648-D.jpg
  • Acropora spp. growing densly on the shallow reef flat of Heron Island, Great Barrier Reef, Australia.
    5040.jpg
  • A colourful diversity of stony corals at the Great Barrier Reef. Pectinia paeonia (two colonies left), Lobophyllia sp. (center) and branching Porites cylindrica together with a pink Montipora sp.
    5586.jpg
  • Rhodactis sp. shining blue and red in fluorescent light.
    5663-D.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5595-D.jpg
  • Plumose Anemone, Metridium senile.
    5536-D.jpg
  • Fringing reefs on the "Coral Coast" on the southern side of Viti Levu, Fiji.
    18520.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18585.jpg
  • Clark's Anemonefish, Amphiprion clarkii, in the host-sea anemone Entacmaea quadricolor.
    35141-D.jpg
  • The magnificent anemones Utricina eques.
    5676-D.jpg
  • Shallow water coral reef at Bunaken National Park (Sulawesi, Indonesia) druring low tide. The volcanic island Manado Tua can be seen in the background.
    18101.jpg
  • tropical Sea Pen, Pteroides sp., photographed in the Philippines.
    5717.jpg
  • Dense and impressive growth of Porites cylindrica (branching, yellow in the foreground) with Acropora sp. and Merulina sp. in the background. Photo from Bunaken, Indonesia.
    5398.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5598-D.jpg
  • Plumose Anemone, Metridium senile.
    5535-D.jpg
  • Plumose Anemone, Metridium senile.
    5534-D.jpg
  • Striped Anemone, Anthothoe stimpsoni.
    5531-D.jpg
  • Acropora clathrata from the Maldives
    80029.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18551.jpg
  • Clownfish (Amphiprion sp.) among the curled tentacles of a host-sea anemone.
    2419-D.jpg
  • Clark's Anemonefish, Amphiprion clarkii, in the host-sea anemone Entacmaea quadricolor.
    35143-D.jpg
  • Tomato Anemonefish (Amphiprion frenatus) among the tentacles of the bulb-tip sea anemone (Entacmaea quadricolor).
    35339-D.jpg
  • Tropical Sea Pen (Cavernularia sp.) growing in a sea grass bed in the Philippines.
    5217-D.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5667-D.jpg
  • Ricordea florida from Western Atlantic shining i fluorescent light.
    5596-D.jpg
  • Ricordea florida from Western Atlantic.
    5561-D.jpg
  • Bubble-tip Anemone, Entacmaea quadricolor. Close up of the tentacles.
    5640-D.jpg
  • Dahlia Anemone, Urticina felina.
    5031-D.jpg
  • Acropora sp.
    5638-D.jpg
  • Reef flat with dense growth of coral on the island of nananu-I-Ra (Mokusigas), Viti Levu, Fiji.
    18283.jpg
  • Clark's anemonefish (Amphiprion clarkii) and maldive anemonefish (Amphiprion nigripes) in the host-sea anemone Heteractis magnifica. Photo from the Maldives
    2779.jpg
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Alf J. Nilsen Natural History images

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