General Description
Shell smooth, pale blue-grey, and brown at the point (apex). Shell up to 1 cm long.
Biology
Australwinks cluster in large numbers on rock faces at the highest points on rock platforms. They are usually the most abundant mollusc on rocky shores. They feed primarily on lichens and algae, eating when the rocks are moistened by sea spray.
Distribution
New Zealand. Western and southern mainland Australia and Tasmania.
Habitat
Exposed reef and cliff faces around the high tide mark.
More Information
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Animal Type
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Animal SubType
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Brief Id
A small blue shell with a brown point.
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Colours
Blue, Grey, Brown
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Habitats
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Diet
Herbivore
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Diet Categories
Algae
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Endemicity
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Commercial
No
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Depths
Shore (0-1 m)
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Water Column Locations
On or near seafloor
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Taxon Name
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Scientific Author
(Gray, 1826)
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Common Name
Banded Periwinkle
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Other Names
Marine Snail , Blue Australwink
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Phylum
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Subphylum
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Superclass
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Class
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Subclass
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Superorder
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Order
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Suborder
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Infraorder
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Superfamily
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Family
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Genus
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Species Name
unifasciata
