Lifespan, longevity, and ageing
provided by AnAge articles
Maximum longevity: 32 years
Observations: These animals live at least 30 years (Das 1994), but it is possible that some may live over 50 years (http://www.fishbase.org/).
- license
- cc-by-3.0
- copyright
- Joao Pedro de Magalhaes
- editor
- de Magalhaes, J. P.
Description
provided by World Register of Marine Species
Found over sandy and muddy areas of coastal waters, including estuaries. May inhabit oceanic waters. Feeds on benthic animals, fishes, rays, gastropods, and squids (Ref. 5213). Viviparous; litter size 1-14 pups, born during midsummer (Ref. 5485); 56-75 cm at birth (Ref. 2334). Populations are segregated by age. Preferred water tempeatures range from 23 to 27°C. Potentially dangerous but has never been incriminated in any attack on people. Utilized for human consumption, for leather and oil. Marketed fresh, dried-salted and frozen; fins are valued for soup (Ref. 9987).
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- cc-by-4.0
- copyright
- WoRMS Editorial Board
- bibliographic citation
- Froese, R. & D. Pauly (Editors). (2019). FishBase. World Wide Web electronic publication. version (02/2019). North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
- contributor
- Edward Vanden Berghe [email]
Diet
provided by World Register of Marine Species
Feeds mainly on bony fishes, also small sharks, cephalopods, and shrimps
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- cc-by-4.0
- copyright
- WoRMS Editorial Board
- bibliographic citation
- Froese, R. & D. Pauly (Editors). (2019). FishBase. World Wide Web electronic publication. version (02/2019). North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
- contributor
- Mary Kennedy [email]
Distribution
provided by World Register of Marine Species
Massachusetts (Woods Hole, straying into Gulf of Maine) to southern Brazil
- license
- cc-by-4.0
- copyright
- WoRMS Editorial Board
- bibliographic citation
- Froese, R. & D. Pauly (Editors). (2019). FishBase. World Wide Web electronic publication. version (02/2019). North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
- contributor
- Mary Kennedy [email]
Habitat
provided by World Register of Marine Species
nektonic
- license
- cc-by-4.0
- copyright
- WoRMS Editorial Board
- bibliographic citation
- Froese, R. & D. Pauly (Editors). (2019). FishBase. World Wide Web electronic publication. version (02/2019). North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS) North-West Atlantic Ocean species (NWARMS)
- contributor
- Mary Kennedy [email]