Longnose Spurdog

Squalus blainville (Risso 1827)

Duarte Frade cc-by-nc-4.0

Squalus blainville (Longnose Spurdog) is a species of modern sharks in the family dogfish sharks. Individuals are known to live for 15 years and can grow to 110 cm. Reproduction is iteroparous and ovoviviparous.

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 32 attributes, including:

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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80 cm
body size
- URI: http://purl.obolibrary.org/obo/OBA_VT0100005
- Definition: The size of a multicellular organism
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100 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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Eastern Atlantic
- URI: http://marineregions.org/mrgid/9237
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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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coastal
- URI: http://purl.obolibrary.org/obo/ENVO_01000687
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habitat includes
- URI: http://eol.org/schema/terms/Habitat
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mud
- URI: http://purl.obolibrary.org/obo/ENVO_01000001
- Definition: A liquid or semi-liquid mixture of water and some combination of soil, silt, and clay.
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has ectoparasite
- URI: http://purl.obolibrary.org/obo/RO_0002633
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Squalus blainville (Risso 1827) (Longnose spurdog)
has endoparasite
- URI: http://purl.obolibrary.org/obo/RO_0002635
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Squalus blainville (Risso 1827) (Longnose spurdog)
inter-birth interval
- URI: http://eol.org/schema/terms/InterBirthInterval
- Definition: The length of time between successive births of a female.
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730 days
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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group living
- URI: http://eol.org/schema/terms/socialGroupLiving
- Definition: where individuals of the same species (conspecifics), maintain spatial proximity with one another over time with mechanisms of social attraction
- Attribution: https://en.wikipedia.org/wiki/Group_living
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total life span
- URI: http://purl.obolibrary.org/obo/VT_0001661
- Definition: The full period of time from birth to death of an organism.
- Comment: Ontology Description: http://bioportal.bioontology.org/ontologies/VT
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15 years
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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4.935 degrees celsius

Known occurrences, collected specimens and observations of Longnose spurdog. View this species on GBIF

Duarte Frade cc-by-nc-4.0