大眼六鰓鮫

Hexanchus griseus (Bonnaterre 1788)

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Hexanchus griseus (大眼六鰓鮫) is a species of modern sharks in the family cow sharks. They are listed as near threatened by IUCN and as of special concern by COSEWIC. They are solitary carnivores. Individuals can grow to 850 cm. Reproduction is iteroparous and ovoviviparous.

URI: http://eol.org/schema/terms/nearThreatened
Definition: A taxon is Near Threatened when it has been evaluated against the criteria but does not qualify for Critically Endangered, Endangered or Vulnerable now, but is close to qualifying for or is likely to qualify for a threatened category in the near future
Source: http://www.iucnredlist.org/apps/redlist/details/10030

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URI: https://eol.org/schema/terms/special_concern
Definition: may become threatened or endangered because of a combination of biological characteristics and identified threats
Source: https://species-registry.canada.ca/index-en.html#/species

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URI: https://www.wikidata.org/entity/Q81875
Definition: organism that eats mostly or exclusively animal tissue
Attribution: Crustacean body sizes

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URI: http://eol.org/schema/terms/solitary
Definition: Solitary animals are those that spend a majority of their lives without others of their species, with possible exceptions for mating and raising their young. Antonyms for a solitary animal include a social animal or a colonial animal.
Attribution: https://www.definitions.net/definition/solitary+animal

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URI: http://polytraits.lifewatchgreece.eu/terms/STRAT_ITER
Definition: Breeding several times per lifetime.

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URI: http://www.marinespecies.org/traits/Ovoviviparous
Definition: Fully formed eggs are retained and hatched inside the maternal body and are released as live offspring (Lincoln et al., 1998). No nutrition is derived from the mother
Attribution: Lincoln, R., Boxshall, G. & Clark, P., 1998. A dictionary of ecology, evolution and systematics (2nd ed.). Cambridge, Cambridge University of Press.

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EOL has data for 31 attributes, including:

parasitized by
- URI: http://purl.obolibrary.org/obo/RO_0002445
- Comment: Auto-added during harvest #37. A human needs to edit this.
- Attribution: Global Biotic Interactions
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Hexanchus griseus (Bonnaterre 1788) (大眼六鰓鮫)
body length
- URI: http://purl.obolibrary.org/obo/CMO_0000013
- Definition: A measurement of the longest dimension of a body, typically between two distinct ends of the body.
- Attribution: [database_cross_reference: Dorland:Dorlands_Illustrated_Medical_Dictionary--31st_Ed] [database_cross_reference: ISBN:978-1416049982]
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400 cm
body size
- URI: http://purl.obolibrary.org/obo/OBA_VT0100005
- Definition: The size of a multicellular organism
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300 cm
geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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Sea Of Marmara
- URI: http://www.marineregions.org/mrgid/3369
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habitat
- URI: http://purl.obolibrary.org/obo/RO_0002303
- Definition: x has habitat y if: x is an organism, y is a habitat, and y can sustain and allow the growth of a population of x
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montane
- URI: http://purl.obolibrary.org/obo/ENVO_01000342
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habitat includes
- URI: http://eol.org/schema/terms/Habitat
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marine
- URI: http://purl.obolibrary.org/obo/ENVO_00000447
- Definition: An aquatic biome that comprises systems of open-ocean and unprotected coastal habitats, characterized by exposure to wave action, tidal fluctuation, and ocean currents as well as systems that largely resemble these. Water in the marine biome is generally within the salinity range of seawater: 30 to 38 ppt.
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has ectoparasite
- URI: http://purl.obolibrary.org/obo/RO_0002633
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Hexanchus griseus (Bonnaterre 1788) (大眼六鰓鮫)
has endoparasite
- URI: http://purl.obolibrary.org/obo/RO_0002635
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Hexanchus griseus (Bonnaterre 1788) (大眼六鰓鮫)
population trend
- URI: http://eol.org/schema/terms/population_trend
- Definition: i.e., increasing, decreasing, stable, or unknown
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Unknown
social system
- URI: http://eol.org/schema/terms/SocialSystem
- Definition: Description of the relationships among individuals within a population of organisms, including reproductive relationships (mating system), relationships within each sex, adult – young interactions, helpers and cooperation (group living).
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solitary
- URI: http://eol.org/schema/terms/solitary
- Definition: Solitary animals are those that spend a majority of their lives without others of their species, with possible exceptions for mating and raising their young. Antonyms for a solitary animal include a social animal or a colonial animal.
- Attribution: https://www.definitions.net/definition/solitary+animal
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Total length
- URI: http://purl.org/obo/owlATOL_0001660
- Definition: length from the tip of the snout to the tip of the longer lobe of the caudal fin, usually measured with the lobes compressed along the midline. It is a straight-line measure, not measured over the curve of the body
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180 cm
water temperature
- URI: http://eol.org/schema/terms/SeawaterTemperature
- Definition: Temperature of the water at a location where this organism has been observed or collected.
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20.477 degrees celsius

Known occurrences, collected specimens and observations of 大眼六鰓鮫. View this species on GBIF

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