General Description
Colony of individual polyps (hydranths) joined by root-like network of tubular stolons at the base. Colony shape is tree-like or bushy (arborescent). Colour: scarlet, appearing black in deeper waters. Up to 10 cm high.
Biology
Colonies of this species grow in winter months and become fertile late winter. They may live for several years.
Distribution
Worldwide in temperate to tropical seas. Southern Australia.
Habitat
Subtidal, epizoic on bryozoans, ascidians, sponges and other benthic fauna.
More Information
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Animal Type
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Animal SubType
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Brief Id
Brilliant scarlet colonies, appear almost black in deeper water.
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Maximum Size
10 cm
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Habitats
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Diet
Plankton or Particles
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Diet Categories
Plankton
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Hazards
Generally not harmful but still able to sting bare skin.
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Endemicity
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Commercial
No
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Conservation Statuses
DSE Advisory List: Not listed, EPBC Act 1999: Not listed, IUCN Red List: Not listed
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Depths
Shallow (1-30 m)
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Water Column Locations
On or near seafloor
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Taxon Name
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Scientific Author
(Lamouroux, 1816)
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Common Name
Hydroid
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Phylum
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Class
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Subclass
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Order
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Family
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Genus
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Species Name
glutinosa
