Ingo Arndt / Fixing anchor from German icebreaker Polar Stern, on ice floe, Ispol expedition, Weddell Sea, Antarctica
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Norbert Wu / Sea Star (Odontaster validus) group, urchins, and Bootlace Worms (Nemertea) under anchor ice which forms in water less that 33 meters deep, Antarctica
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Norbert Wu / Anchor ice forms in water less than 33 meters in depth, provides habitat for mobile animals such as Sea Stars, Sea Urchins, and Nemertean or Proboscis Worms, Antarctica
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Norbert Wu / Giant Antarctic Isopod (Glyptonotus antarcticus) in newly formed anchor ice, and Sea Stars (Odontaster validus), Antarctica
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Norbert Wu / Sea Star (Odontaster validus) and Sea Spider (Pycnogonidae) amid anchor ice, Antarctica
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Norbert Wu / Sea Star (Homaxinella balfourensis) covered in anchor ice, anchor ice forms in water less than 33 meters in depth, Antarctica
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Norbert Wu / Giant Antarctic Isopod (Glyptonotus antarcticus) in newly formed anchor ice, and Sea Stars (Odontaster validus), Antarctica
