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  • Small sea-squirts of the species Trididemnum miniatummolle growing on a larger sea-squirt (Polycarpa sp.) photographed at Ribbin Reef #9, Great B
    10027.jpg
  • Fiddler crabs (Austruca sp., possible the perplexing fiddler crab, A. perplexa) among mangrove roots in northern Queensland, Australia.
    8269.jpg
  • Giant Tree Frog, (Litoria infrafrenata), Queensland, Australia.
    3008.jpg
  • Pair of the Giant Morey Eel (Gymnothorax javanicus) that can reach 2.5 meters in length.  Photo from Great Barrier Reef, Australia.
    2012.jpg
  • Unidentified colonial sea squirts, probably family Didemnidae, from Flinders Reef, the Coral Sea.
    10111.jpg
  • Clavelina robusta from Ribbon Reef, Great Barrier reef, Australia.
    10081.jpg
  • Pycnoclavella diminuta (yellow morph) from the Great Barrier Reef, Australia.
    10059.jpg
  • Golden ascidian (Polycarpa aurata) photographed in te Philippines.
    10047.jpg
  • The solitary sea-squirt Polycarpa clavata from Flinders Reef, Coral Sea.
    10043.jpg
  • Worm shell (the gastropod Dendropoma maxima) from the Great Barrier Reef, Australia.
    7333.jpg
  • Aplidium lenticulum (orange) and Lissoclinum sp. from the Great Barrier Reef, Australia.
    10130.jpg
  • The solitary sea-squirts Polycarpa nigricans from the Great Barrier Reef, Australia.
    10097.jpg
  • Large, solitary sea-squirts of the species Polycarpa pigmentata (left) and Polycarpa aurata (right). Photo from Great Barrier Reef, Australia.
    10096.jpg
  • Tiny sea-squirts (Trididemnum miniatum) from the Great Barrier Reef.
    10093.jpg
  • Giant Tree Frog, (Litoria infrafrenata), Queensland, Australia.
    3110.jpg
  • Lemonpeel Angelfish, (Centropyge flavissima). Pacific colour form with blue eye-ring.
    2939.jpg
  • Giant Tree Frog, (Litoria infrafrenata), Queensland, Australia.
    3007.jpg
  • Ribbon worm (Baseodiscus sp.?) from Suva Reef, Fiji.
    6164.jpg
  • Red land hermit crab (Coenobita perlatus) from Flinders Cay, the Coral Sea.
    8260.jpg
  • Bigeye Trevally (Caranx sexfasciatus) from Watanabe Bommie, The Coral Sea.
    2849.jpg
  • Barrier Reef Clownfish (Amphiprion akindynos) from Flinders reefs, the Coral Sea.
    2497.jpg
  • Ribbon worm (Baseodiscus sp.?) from Suva Reef, Fiji.
    6165.jpg
  • Christmas Tree Worm (Spirobranchus corniculatus) from Flinders Reef, the Coral Sea.
    6120.jpg
  • Lissoclinum patella from Ribbon Reef (Pixie Pinnacle), the Great Barrier Reef.
    10094.jpg
  • Clavelina moluccensis from the Great Barrier Reef, Australia.
    10051.jpg
  • The Giant Morey Eel (Gymnothorax javanicus) can reach 2.5 meters in length.  Photo from Great Barrier Reef, Australia.
    35291.jpg
  • Cinnamon clownfish (Amphiprion melanopus) in bubble.tip anemone (Entacmea quadricolor). Photo from Flinders Reef, the Coral Sea.
    2013.jpg
  • Bluespotted groupers (Cephalopholis argus) from Watanabe Bommie, Coral Sea.
    2023.jpg
  • Giant clam (Tridacna gigas) from Green Island, Great Barrier Reef, Australia.
    7328.jpg
  • Christmas Tree Worm (Spirobranchus corniculatus) from Flinders Reef, the Coral Sea.
    6012 .jpg
  • Lissoclinum patella from the Great Barrier Reef.
    10070.jpg
  • The solitary sea-squirt Polycarpa clavata from Flinders Reef, Coral Sea.
    10124.jpg
  • Red land hermit crabs (Coenobita perlatus) from Flinders Cay, the Coral Sea.
    8262.jpg
  • Pseudobiceros fulgor from the Great Barrier Reef
    6041.jpg
  • Christmas Tree Worms(Spirobranchus corniculatus) from Flinders Reef, the Coral Sea.
    6103.jpg
  • Pycnoclavella diminuta (purple morph) from the Great Barrier reef
    10114.jpg
  • Porites sp. forming a microatoll at Green Island, GBR, Australia.
    80112.jpg
  • Red land hermit crabs (Coenobita perlatus) from Flinders Cay, the Coral Sea.
    8261.jpg
  • Sohal of orbicular batfishes (Platax orbicularis) reaching the surface in the Coral Sea.
    2042.jpg
  • Loimia medusa from Fliders Reef, the Coral Sea.
    6160.jpg
  • Green Sea Turtle, Chelonia mydas, in a sea grass bed at Green Island, northern Great Barrier Reef, Australia.
    3018.jpg
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Alf J. Nilsen Natural History images

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