Stenosemus exaratus, Furrowed sea cradle

Stenosemus exaratus   (Sars, 1878)

Furrowed sea cradle

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Stenosemus exaratus  AquaMaps  Data sources: GBIF OBIS
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drawing shows typical species in Ischnochitonidae.

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

Polyplacophora | Chitonida | Ischnochitonidae

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

Benthic; depth range 23 - 2850 m (Ref. 87801).  Subtropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Arctic and Sub-Antarctic Islands: Chile, Kerguelen and Prince Edward Islands. Subtropical to polar.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 1.8 cm DL male/unsexed; (Ref. 83435)

Biology     Glossary (e.g. epibenthic)

This species is found in methane seep areas, on stones and pebbles at depths of 23 to 2,850 meters (Ref. 87801).

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

Häussermann, V. and G. Försterra. 2009. (Ref. 87801)

IUCN Red List Status (Ref. 130435: Version 2024-2)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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Trophic Ecology
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Diet composition
Food consumption
Predators
Ecology
Ecology
Population dynamics
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Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
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Larvae
Distribution
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Introductions
Physiology
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Human Related
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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): 1.9 - 4.4, mean 2.9 (based on 139 cells).
Fishing Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Unknown.

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