AnAge entry for Squalus acanthias

Classification (HAGRID: 02329)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Chondrichthyes (Taxon entry)
            Order: Squaliformes
                Family: Squalidae
                    Genus: Squalus
Species
Squalus acanthias
Common name
Spur dogfish
Synonyms
Squalus fernandinus, Koinga kirki, Squalus tasmaniensis

Lifespan, ageing, and relevant traits

Maximum longevity
75 years (wild)
Source
ref. 822
Sample size
Medium
Data quality
Acceptable
Observations

These animals take about 20 years to reach sexual maturity and are extremely long-lived [0523]. Although their exact longevity is unknown, some estimates indicate these animals can live up to 50-75 years [0022].

Life history traits (averages)

Female sexual maturity
7,668 days
Male sexual maturity
3,163 days
Litter size
8 (viviparous)
Interbirth interval
730 days
Adult weight
5,005 g

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 160617
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 7797
Entrez
Search all databases
Ageing Literature
Search Google Scholar or Search PubMed or Search Scirus
Images
Google Image search
Internet
Search Google