AnAge entry for Pusa caspica

Classification (HAGRID: 01888)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Phocidae
                    Genus: Pusa
Species
Pusa caspica
Common name
Caspian seal
Synonyms
Phoca caspica

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

The gestation period probably includes several months of delayed implantation [0443]. In the wild, these animals have been estimated to live up to 50 years [0573], which is possible but unconfirmed. Their longevity in captivity has not been studied in detail.

Life history traits (averages)

Female sexual maturity
2,009 days
Male sexual maturity
2,191 days
Gestation
330 days
Weaning
30 days
Litter size
1 (viviparous)
Litters per year
Inter-litter interval
365 days
Weight at birth
5,000 g
Weight at weaning
Adult weight
86,000 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 622019
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 693431
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Ageing Literature
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