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Related species for the Sea star (Odontaster validus)
By Location
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Sei whale (Balaenoptera borealis)
The sei whale is smaller in size than the fin whale (Balaenoptera physalus), and can be distinguished from this similar species because it…
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Giant Antarctic isopod (Glyptonotus antarcticus)
Information on the giant Antarctic isopod (Glyptonotus antarcticus) is currently being researched and written and will appear here shortly.…
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Hourglass dolphin (Lagenorhynchus cruciger)
The small and robust hourglass dolphin (Lagenorhynchus cruciger) is often nicknamed the ‘sea cow’ due to its characteristic black and white…
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Southern fulmar (Fulmarus glacialoides)
This elegant seabird, roaming the southern seas, has a somewhat gull-like appearance with pale grey upperparts, with white flashes and dark…
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Spectacled porpoise (Phocoena dioptrica)
An enigmatic cetacean that has only been observed at sea on a handful of occasions, the spectacled porpoise (Phocoena dioptrica) is…
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Weddell seal (Leptonychotes weddellii)
The Weddell seal (Leptonychotes weddellii) is the most southerly breeding of all mammals, and one of the best known Antarctic seal…
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Antarctic sea urchin (Sterechinus neumayeri)
Information on the Antarctic sea urchin (Sterechinus neumayeri) is currently being researched and written and will appear here shortly.…
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Sperm whale (Physeter macrocephalus)
The sperm whale (Physeter macrocephalus) is the largest of the toothed whales, with males growing up to 20 metres in length. The sperm whale…
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King penguin (Aptenodytes patagonicus)
The king penguin (Aptenodytes patagonicus) is the second largest penguin in the world, exceeded in size solely by its closest relative, the…
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Atlantic petrel (Pterodroma incerta)
The Atlantic petrel is one of the largest gadfly petrels (Pterodroma species), recognised by its striking white breast and abdomen that…
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Blackfin icefish (Chaenocephalus aceratus)
An intriguing and almost prehistoric-looking fish, the blackfin icefish (Chaenocephalus aceratus) belongs to the unique Channichthyidae…
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Southern elephant seal (Mirounga leonina)
Instantly recognisable by the large, inflatable proboscis, the male southern elephant seal is the biggest seal in its family. Males can…
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Arnoux’s beaked whale (Berardius arnuxii)
One of the largest beaked whale species, Arnoux’s beaked whale is almost identical in appearance to its close relative, Baird’s beaked whale…
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Atlantic yellow-nosed albatross (Thalassarche chlororhynchos)
A relatively small albatross, the Atlantic yellow-nosed albatross is named after the yellow streak ending in a pink tip along the top of the…
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Light-mantled albatross (Phoebetria palpebrata)
Information on the light-mantled albatross is currently being researched and written and will appear here shortly.…
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Humpback whale (Megaptera novaeangliae)
The magnificent humpback whale (Megaptera novaeangliae) is renowned for its impressive leaping displays and for the mysterious 'singing' of…
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Mackerel icefish (Champsocephalus gunnari)
Information on the mackerel icefish (Champsocephalus gunnari) is currently being researched and written and will appear here shortly.…
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South polar skua (Stercorarius maccormicki)
A widespread and prominent bird of the Antarctic, the south polar skua (Stercorarius maccormicki) has a rather notorious reputation as a…
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Black-necked swan (Cygnus melancoryphus)
A boldly-patterned, unmistakable bird, the black-necked swan (Cygnus melancoryphus) is a charismatic inhabitant of wetlands in southern…
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Painted notie (Lepidonotothen larseni)
Information on the painted notie (Lepidonotothen larseni) is currently being researched and written and will appear here shortly.…
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Antarctic cod (Notothenia nudifrons)
Information on Notothenia nudifrons is currently being researched and written and will appear here shortly.…
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Southern royal albatross (Diomedea epomophora)
With a wing-span of over three metres, this enormous black and white albatross is amongst the largest birds in the world and thoroughly…
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Antarctic minke whale (Balaenoptera bonaerensis)
The Antarctic minke whale (Balaenoptera bonaerensis) is one of the smallest and most abundant of the rorqual whales, the largest group of…
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Fairy prion (Pachyptila turtur)
A small seabird with a gentle, dove-like appearance, the fairy prion (Pachyptila turtur) has pearl-grey upperparts with a conspicuous dark…
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Leopard seal (Hydrurga leptonyx)
Like its terrestrial namesake, the leopard seal is a formidable hunter with a sinuous body and powerful jaws that open widely to reveal…
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Wilson’s storm-petrel (Oceanites oceanicus)
One of the most numerous of all sea birds, Wilson’s storm-petrel (Oceanites oceanicus) is predominantly sooty-black with a white, U-shaped…
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Oceanic whitetip shark (Carcharhinus longimanus)
Considered one of the five most dangerous sharks in the world, the oceanic whitetip shark has a stocky build, a short, bluntly-rounded snout…
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Longfin mako (Isurus paucus)
A little known, elusive shark, the longfin mako is a large, powerful, oceanic predator. With a long, pointed snout, a large dorsal fin and…
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Quillwort (Isoetes azorica)
Information on the quillwort (Isoetes azorica) is currently being researched and written and will appear here shortly.…
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Cahow (Pterodroma cahow)
Having disappeared for over 300 years following human settlement and the catastrophic introduction of mammals to the Bermuda islands in the…






































