AnAge entry for Histriophoca fasciata

Classification (HAGRID: 02223)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Phocidae
                    Genus: Histriophoca
Species
Histriophoca fasciata
Common name
Ribbon seal
Synonyms
Phoca fasciata, Phoca equestris

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

In the wild, these animals have been estimated to live up to 31 years [0573], which has not been confirmed. Their longevity in captivity has not been studied in detail.

Life history traits (averages)

Female sexual maturity
1,050 days
Male sexual maturity
1,324 days
Gestation
274 days
Weaning
25 days
Litter size
1 (viviparous)
Litters per year
1
Inter-litter interval
365 days
Weight at birth
10,500 g
Weight at weaning
30,000 g
Adult weight
90,000 g
Postnatal growth rate

Metabolism

Typical body temperature
Not yet available
Basal metabolic rate
118.5900 W
Body mass
54000.0 g
Metabolic rate per body mass
0.002196 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 622021
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Entrez
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Ageing Literature
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Images
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Internet
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