NZ Mollusca

Gregariella barbata (Reeve, 1858)

Gregariella barbata
Ngunguru, Whangarei, in beach drift, 6mm
Classification: Bivalvia - Autobranchia - Mytiloida
Synonyms: (=Trichomusculus, Iredale)
Size/Grows to: Length 11mm, Width 5mm
Distribution: North, South and Chatham Islands. Also Western Australia to New South Wales [K.A.C.M.]
Some known Localities
  • Western Australia, Australia
  • Off Raoul Island, Kermadec Islands
  • Sydney, New South Wales, Australia, (holotype)
  • King Bank, off Three Kings Islands, 128-123 metres, NZ *2
  • Three Kings Trough, NW of Three Kings Islands, 805 metres, NZ *2
  • 13 km N of Great Island, 508 metres, Three Kings Islands, NZ
  • ENE Great Island, 200 metres, Three Kings Islands, NZ *2
  • NW of Great Island, 310 metres, Three Kings Islands, NZ *2
  • Off North East Island, 102 metres, Three Kings Islands, NZ *2
  • North West Bay, Great Island, Three Kings Islands, NZ
  • South East Bay, Great Island, Three Kings Islands, NZ
  • SE of Great Island, 173-178 metres, Three Kings Islands, NZ *2
  • 20 km NW of Cape Maria van Diemen, 100 metres, Far North, NZ
  • SE of Three Kings Islands, 121 metres, NZ *2
  • W of Cape Reinga, 78 metres, NZ
  • Tom Bowling Bay, Far North, NZ (Fossil)
  • Off Spirits Bay, 23 metres, Far North, NZ *2
  • Between Pandora Bank & Cape Maria van Diemen, Far North, NZ
  • W of Te Hapua wharf, Parengarenga Harbour, Far North, NZ
  • Off Great Exhibition Bay, 66 metres, Far North, NZ
  • Off Rangaunu Bay, 25 metres, Northland, NZ
  • Off Rangaunu Bay, 23 metres, Northland, NZ
  • New South Wales, Australia
  • Cable Bay, Doubtless Bay, Northland, NZ
  • Whangaroa Harbour entrance, 13 metres, Northland, NZ
  • Off Ahipara, Far North, NZ
  • Reef Point, Ahipara, Far North, NZ
  • Off Twin Rocks, 46-73 metres, Bay of Islands, Northland, NZ *2
  • Bay of Islands, 58-64 metres, Northland, NZ *2
  • Deep Water Cove, Bay of Islands, 23-32 metres, Northland, NZ
  • Bland Bay, Northland, NZ
  • N of Poor Knights Islands, 146 metres, Northland, NZ *2
  • Te Araara Point, Tawhiti Rahi, Poor Knights Islands, Northland, NZ
  • Middle Arch, Poor Knights Islands, Northland, NZ
  • Mouth of submarine cave, Aorangaia Island, Poor Knights Islands, Northland, NZ *2
  • The Pinnacles, Poor Knights Islands, Northland, NZ, shell-sand
  • Woolley's Bay, North of Tutukaka, Whangarei, Northland, NZ
  • S of Matapouri, 11-13 metres, Northland, NZ *2
  • Hole off Darch Point, Whangarei Harbour, Northland, NZ
  • Channel between High Island and shore, Taurikura, Whangarei, Northland, NZ
  • Taurikura Bay, Whangarei Heads, Northland, NZ
  • Off Hen & Chicken Islands, 47-55 metres, Hauraki Gulf, NZ
  • Bream Tail, Northland, NZ
  • Off Te Hue Point, Little Barrier Island, Hauraki Gulf, NZ *2
  • Whangaparapara, Great Barrier Island, Hauraki Gulf, NZ
  • Okupu Bay, Great Barrier Island, Hauraki Gulf, NZ
  • Oruawharo Bay, Great Barrier Island, Hauraki Gulf, NZ
  • Goat Island Bay Beach, Leigh, Auckland, NZ
  • Tryphena, Great Barrier Island, Hauraki Gulf, NZ
  • Takatu Point, E of Warkworth, Auckland, NZ
  • Kawau Bay, Hauraki Gulf, NZ
  • Bay E of Port Jackson, Coromandel, Hauraki Gulf, NZ *2
  • Off E side of Great Mercury Island, Bay of Plenty, NZ
  • Buffalo Beach, Whitianga, Coromandel, NZ
  • Off E side Ruamahua-nui Island, 38 metres, Aldermen Islands, Bay of Plenty, NZ *2
  • Off N side of Slipper Island, Bay of Plenty, NZ
  • Off E side Mayor Island, 104-109 metres, Bay of Plenty, NZ
  • Off E side of Mayor Island, 59-74 metres, Bay of Plenty, NZ *2
  • Off White Island, 73-59 metres, Bay of Plenty, NZ
  • Ranfurly Bank, 94 metres, East Cape, NZ
  • Ranfurly Bank, 94-89 metres, East Cape, NZ *2
  • Ranfurly Bank, 76-71 metres, East Cape, NZ
  • Ranfurly Bank, 106-103 metres, East Cape, NZ *2
  • Rungapapa Knoll, 188-228 metres, WNW of White Island, Bay of Plenty, NZ *2
  • Ranfurly Bank, East Cape, NZ
  • Ranfurly Bank, 39-50 metres, East Cape, NZ *2
  • Otamaroa, Cape Runaway, Bay of Plenty, NZ
  • Ranfurly Bank, 74 metres, East Cape, NZ
  • Ranfurly Bank, 56-63 metres, East Cape, NZ
  • Ranfurly Bank, 50-72 metres, East Cape, NZ *2
  • Ranfurly Bank, 79-83 metres, East Cape, NZ *2
  • Te Kaha, SW of Cape Runaway, Bay of Plenty, NZ
  • Omaio Bay, Te Kaha, Bay of Plenty, NZ
  • Rurima Islets, NW of Whakatane, Bay of Plenty, NZ
  • Boulder Bay, Moutohora (Whale) Island, Bay of Plenty, NZ *2
  • Jackson's Reef, off Raglan, Waikato, NZ
  • Off Hapuka Rock, Seal Rocks, Sugar Loaf Islands, New Plymouth, Taranaki, NZ *2
  • Mahia Peninsula, Hawkes Bay, NZ
  • Auroa Point, Mahia Peninsula, Hawkes Bay, NZ
  • SW of Waitotara River mouth, 77-82 metres, South Taranaki Bight, NZ *2
  • Off Wanganui, NZ
  • NE Cape Farewell, 95-137 metres, Tasman, NZ
  • S of Waverley, 77-82 metres, Taranaki, NZ *2
  • SW of Wanganui, 58-64 metres, NZ *2
  • W of Rangitikei River Mouth, 75 metres, Manawatu, NZ *2
  • Wharariki Beach, Cape Farewell, Tasman, NZ
  • Off Foxton, 86-88 metres, Manawatu, NZ
  • Hole N of Stephens Island, Cook Strait, NZ
  • Kahurangi Point, Northern Westland, NZ
  • Off W side of D'Urville Island, 62 metres, Marlborough Sounds, NZ *2
  • Waikanae Beach, Wellington, NZ
  • W of Kapiti Island, 113 metres, NZ
  • Between West Entry Point and Duffers Reef, 29 metres, Pelorus Sound mouth, Marlborough Sounds, NZ *2
  • Between Cape Jackson & McManaway Rock, off Port Gore, Cook Strait, NZ
  • Between Pukerua Bay & Paekakariki, Wellington, NZ
  • Queen Charlotte Sound, 46 metres, Marlborough Sounds, NZ
  • Titahi Bay, Porirua, Wellington, NZ
  • Makara, Wellington, NZ
  • Lyall Bay, Wellington, NZ
  • Cook Strait Canyon, off Karori Rocks, 256-274 metres, NZ *2
  • Off Baring Head, Cook Strait, NZ
  • Tasmania region, Australia
  • Mernoo Bank, W Chatham Rise, NZ
  • Pegasus Canyon, 256-293 metres, NE Banks Peninsula, Canterbury, NZ
  • S of The Sisters, Chatham Islands, NZ
  • Off Hanata Island, NE of Haast, Westland, NZ
  • Off Cape Pattison, Chatham Islands, NZ
  • Kaingaroa, Chatham Islands, NZ
  • Petre Bay, 90 metres, Chatham Islands, NZ
  • Waitangi, Chatham Islands, NZ
  • Outer Stafford Rock, SW of Haast, Westland, NZ
  • Glory Bay, Pitt Island, Chatham Islands, NZ
  • Punga Cove, W of Stirling Falls, middle Milford Sound, Fiordland, NZ *2
  • Bligh Sound, off Turn Round Point, Fiordland, NZ
  • Head of Caswell Sound, Fiordland, NZ
  • Off Lieutenant Head, Thompson Sound, Fiordland, NZ *2
  • Doubtful Sound, Off Shelter Island No. 2, 27 metres, Fiordland, NZ *2
  • Off Chatham Point, 42 metres, upper Breaksea Sound, Fiordland, NZ *2
  • S side of Wet Jacket Arm entrance, 42 metres, Fiordland, NZ *2
  • '104 Fathom Point', Bowen Channel, Dusky Sound, 10-17 metres, Fiordland, NZ *2
  • Off Taiaroa Head, 90 metres, Otago, NZ *2
  • '55 Fathom Point', S side Cunaris Sound, Chalky Inlet, Fiordland, NZ *2
  • Cording Islets, Preservation Inlet, 32 metres, Fiordland, NZ
  • Off Taieri, 87 metres, S of Dunedin, Otago, NZ
  • Off Taieri, 91 metres, S of Dunedin, Otago, NZ
  • Waipapa Point, Southland, NZ
  • SE of Nugget Point, 140 metres, Otago, NZ
  • Off Smoky Spit, Stewart Island, NZ
  • Off Poutama Island, 55 metres, South Cape, Stewart Island, NZ
  • Snares Islands, off 'The Breaks', 33-37 metres, Sub-antarctic Islands, NZ
  • Off Western Chain, Snares Islands, 70-110 metres, Sub-antarctic Islands, NZ
more localitiesspecies mapgenus mapchecklist
References:
  • Powell, A.W.B. 1979: New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.373)

Note: Localities are approximate, and represent only some of the known localities for the species.

*2 © Museum of New Zealand Te Papa Tongarewa CC BY-NC-ND