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| Classification (HAGRID: 02583) | |
| Taxonomy | Kingdom: Animalia Phylum: Chordata Class: Mammalia (Taxon entry) Order: Carnivora Family: Phocidae Genus: Phoca |
| Species | Phoca vitulina |
| Common name | Harbor seal |
Lifespan, ageing, and relevant traits | |
| Maximum longevity | 47.6 years (captivity) |
| Source | ref. 671 |
| Sample size | medium |
| Data quality | acceptable |
| Observations | In the wild, these animals are believed to live up to 40 years [0542]. One wild born specimen was about 47.6 years of age when it died in captivity [0671]. |
Life history traits (averages) | |
| Female sexual maturity | 1,095 days |
| Male sexual maturity | 1,460 days |
| Gestation | 253 days |
| Weaning | 30 days |
| Litter size | 1 (viviparous) |
| Litters per year | 1 |
| Inter-litter interval | 365 days |
| Weight at birth | 11,000 g |
| Weight at weaning | 23,945 g |
| Adult weight | 115,000 g |
| Postnatal growth rate | 0.0013 days-1 (from Gompertz function) |
| Maximum longevity residual | 163 % |
Metabolism | |
| Typical body temperature | Not yet available |
| Basal metabolic rate | 73.2900 W |
| Body mass | 27400.0 g |
| Metabolic rate per body mass | 0.002675 W/g |
References |
|
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World | |
External resources | |
| Integrated Taxonomic Information System | ITIS 180649 |
| Animal Diversity Web | ADW account |
| Encyclopedia of Life | Search EOL |
| Genome Project | Search NCBI |
| Entrez | |
| Ageing literature | |
| Images | Google Image search |
| Internet | Search Google |
If you find any missing or incorrect data, please contact us.