Botrylloides violaceus, Purple colonial tunicate
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Botrylloides violaceus   Oka, 1927

Purple colonial tunicate

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Botrylloides violaceus  AquaMaps  Data sources: GBIF OBIS
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No drawings available for Styelidae.

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Ascidiacea | Stolidobranchia | Styelidae

Environment: milieu / climate zone / depth range / distribution range Ecology

Sessile; depth range 0 - 8 m (Ref. 137670).  Subtropical; 51°N - 22°N, 113°E - 156°E

Distribution Territories | FAO areas | Ecosystems | Occurrences | Introductions

Northwest Pacific: from Kuril Islands, South Korea and Japan, south to Hong Kong. Introduced in the Eastern Pacific, Atlantic and the Mediterranean.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

Filter-feeder (Ref. 68823). Part of fouling communities attached to raft frames in mariculture zones (Ref. 127121).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Members of the class Ascidiacea are hermaphroditic; both cross- and self-fertilization is typical. Life cycle: Eggs develop into lecithotrophic larva before metamorphosing into benthic adults.

Main reference References | Coordinator | Collaborators

Lambert, G. and K. Sanamyan 2001 Distaplia alaskensis sp.nov. (Ascidiacea, Aplousobranchia) and other new ascidian records from south-central Alaska, with a redescription of Ascidia columbiana (Huntsman, 1912). Can. J. Zool. 79:1766-1781. (Ref. 1745)

IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


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Trophic Ecology
Food items (preys)
Diet composition
Food consumption
Predators
Ecology
Ecology
Population dynamics
Growth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Distribution
Territories
FAO areas
Ecosystems
Occurrences
Introductions
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
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Collaborators
Taxonomy
Common names
Synonyms
Morphology
Pictures
References
References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 12.3 - 29.3, mean 28.4 (based on 2028 cells).
Price category (Ref. 80766): Unknown.

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