Ischnochiton boninensis   Bergenhayn, 1933

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

Polyplacophora | Chitonida | Ischnochitonidae

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

Benthic.  Subtropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northwest Pacific: Japan, south to Hong Kong.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 3.2 cm TL male/unsexed; (Ref. 283)

Short description Morphology

Body elongate, oval in shape; moderately elevated. Valves olive to blackish green; mostly blotched or streaked with dirty white or light pink. Valves sculptured with about fifty bifurcating, flat, radiating riblets, separated by very fine grooves. Girdle covered with small scales and grayish brown in color, often with yellowish blotches or bands.

Biology     Glossary (e.g. epibenthic)

Occurs in gravely shores (Ref. 289). Found from intertidal to 5 m, on rocks among gravel (Ref. 75835). Also found under stones (Ref. 128661).

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

Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults.

Main reference References | Coordinator | Collaborators

Burghardt, G. and L. Burghardt. 2006. (Ref. 283)

IUCN Red List Status (Ref. 130435)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


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Countries
FAO areas
Ecosystems
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Introductions
Stocks
Ecology
Diet
Food items
Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion
Collaborators
Pictures

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

Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Unknown.