Despite Antarctic penguins being relatively commonplace in zoos and aquaria around the world, other Antarctic fauna is rare in captivity. I am looking to assemble a list of Antarctic fishes and invertebrates that have been put on live public display, past and present. If anyone is aware of holdings of such species, please let me know!
Nototheniidae - Cod-icefishes
Marbled Rockcod Notothenia rossii - formerly held (Sydney Aquarium, Tokyo Sea Life Park [may be behind the scenes])
Black Rockcod Notothenia coriiceps - formerly held (Tokyo Sea Life Park, Port of Nagoya Public Aquarium)
Bald Notothen Pagothenia borchgrevinki - currently held (Tokyo Sea Life Park), unknown if currently on display (Port of Nagoya Public Aquarium), formerly held (Wilhelmshaven Aquarium, Sjöfartsmuseet Akvariet)
Emerald Rockcod Trematomus/Pseudotrematomus bernacchi - unknown if currently on display (Port of Nagoya Public Aquarium), formerly held (Wilhelmshaven Aquarium, Genova Aquarium)
Sharp-spined Notothenia Trematomus/Pseudotrematomus pennellii - formerly held (Genova Aquarium)
Dusky Rockcod Tremaomus newnesi - formerly held (Tokyo Sea Life Park)
Humped Rockcod Gobionotothen gibberifrons - formerly held (Wilhelmshaven Aquarium)
Grey Rockcod Lepidonotothen squamifrons/kempi - currently held (Port of Nagoya Public Aquarium), formerly held (Wilmshaven Aquarium)
Yellowfin Notie Lindbergichthys nudifrons - formerly held (Tokyo Sea Life Park)
Painted Notie Nototheniops larseni - formerly held (Wilmshaven Aquarium)
Yellowfin Notothen Patagonotothen guntheri - formerly held (Wilmshaven Aquarium)
Bathydraconidae - Antarctic Dragonfishes
Mawson's Dragonfish Cygnodraco mawsoni - unknown if currently on display (Port of Nagoya Public Aquarium)
Ploughfish Gymnodraco acuticeps - formerly held (Port of Nagoya Public Aquarium)
Charcot's Dragonfish Parachaenichthys charcoti - formerly held (Tokyo Sea Life Park)
Antarctic Dragonfish Prionodraco evansii - formerly held (Wilmshaven Aquarium)
Harpagiferidae - Plunderfishes
Antarctic Spiny Plunderfish Harpagifer antarcticus - currently held (Tokyo Sea Life Park)
Longbeard Plunderfish Pogonophryne mentella - formerly held (Wilmshaven Aquarium)
Oriana's Plunderfish Artedidraco orianae - formerly held (Wilmshaven Aquarium)
Sailfin Plunderfish Histiodraco velifer - unknown if currently held (Genova Aquarium)
Channichthyidae - Crocodile Icefishes
No common name Chionodraco hamatus - formerly held (Wilmshaven Aquarium, Genova Aquarium)
Ocellated Icefish Chionodraco rastrospinosus - formerly held (Tokyo Sea Life Park)
Invertebrates
Antarctic Krill Euphasia superba - currently held (Port of Nagoya Public Aquarium)
Antarctic Ribbon Worm Parborlasia corrugata - currently held (Tokyo Sea Life Park), formerly held (Port of Nagoya Public Aquarium)
Validus Sea Star Odontaster validus - currently held (Tokyo Sea Life Park)
Sea star (no common name) Granaster nutrix - currently held (Tokyo Sea Life Park)
Antarctic Whelk Neobuccinium eatoni - currently held (Tokyo Sea Life Park)
Snail (no common name) Margarella antarctica - currently held (Tokyo Sea Life Park)
Antarctic Limpet Nacella concinnia - currently held (Tokyo Sea Life Park)
I believe the International Antarctic Centre used to have a small aquarium of Antarctic fishes and invertebrates but I cannot find any information as to what species were kept...
Nototheniidae - Cod-icefishes
Marbled Rockcod Notothenia rossii - formerly held (Sydney Aquarium, Tokyo Sea Life Park [may be behind the scenes])
Black Rockcod Notothenia coriiceps - formerly held (Tokyo Sea Life Park, Port of Nagoya Public Aquarium)
Bald Notothen Pagothenia borchgrevinki - currently held (Tokyo Sea Life Park), unknown if currently on display (Port of Nagoya Public Aquarium), formerly held (Wilhelmshaven Aquarium, Sjöfartsmuseet Akvariet)
Emerald Rockcod Trematomus/Pseudotrematomus bernacchi - unknown if currently on display (Port of Nagoya Public Aquarium), formerly held (Wilhelmshaven Aquarium, Genova Aquarium)
Sharp-spined Notothenia Trematomus/Pseudotrematomus pennellii - formerly held (Genova Aquarium)
Dusky Rockcod Tremaomus newnesi - formerly held (Tokyo Sea Life Park)
Humped Rockcod Gobionotothen gibberifrons - formerly held (Wilhelmshaven Aquarium)
Grey Rockcod Lepidonotothen squamifrons/kempi - currently held (Port of Nagoya Public Aquarium), formerly held (Wilmshaven Aquarium)
Yellowfin Notie Lindbergichthys nudifrons - formerly held (Tokyo Sea Life Park)
Painted Notie Nototheniops larseni - formerly held (Wilmshaven Aquarium)
Yellowfin Notothen Patagonotothen guntheri - formerly held (Wilmshaven Aquarium)
Bathydraconidae - Antarctic Dragonfishes
Mawson's Dragonfish Cygnodraco mawsoni - unknown if currently on display (Port of Nagoya Public Aquarium)
Ploughfish Gymnodraco acuticeps - formerly held (Port of Nagoya Public Aquarium)
Charcot's Dragonfish Parachaenichthys charcoti - formerly held (Tokyo Sea Life Park)
Antarctic Dragonfish Prionodraco evansii - formerly held (Wilmshaven Aquarium)
Harpagiferidae - Plunderfishes
Antarctic Spiny Plunderfish Harpagifer antarcticus - currently held (Tokyo Sea Life Park)
Longbeard Plunderfish Pogonophryne mentella - formerly held (Wilmshaven Aquarium)
Oriana's Plunderfish Artedidraco orianae - formerly held (Wilmshaven Aquarium)
Sailfin Plunderfish Histiodraco velifer - unknown if currently held (Genova Aquarium)
Channichthyidae - Crocodile Icefishes
No common name Chionodraco hamatus - formerly held (Wilmshaven Aquarium, Genova Aquarium)
Ocellated Icefish Chionodraco rastrospinosus - formerly held (Tokyo Sea Life Park)
Invertebrates
Antarctic Krill Euphasia superba - currently held (Port of Nagoya Public Aquarium)
Antarctic Ribbon Worm Parborlasia corrugata - currently held (Tokyo Sea Life Park), formerly held (Port of Nagoya Public Aquarium)
Validus Sea Star Odontaster validus - currently held (Tokyo Sea Life Park)
Sea star (no common name) Granaster nutrix - currently held (Tokyo Sea Life Park)
Antarctic Whelk Neobuccinium eatoni - currently held (Tokyo Sea Life Park)
Snail (no common name) Margarella antarctica - currently held (Tokyo Sea Life Park)
Antarctic Limpet Nacella concinnia - currently held (Tokyo Sea Life Park)
I believe the International Antarctic Centre used to have a small aquarium of Antarctic fishes and invertebrates but I cannot find any information as to what species were kept...