AnAge entry for Phocoenoides dalli
Classification (HAGRID: 02318)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Cetacea (Taxon entry)
Family: Phocoenidae
Genus: Phocoenoides
- Species
- Phocoenoides dalli
- Common name
- Dall's porpoise
- Synonyms
- Phocaena dalli
Lifespan, ageing, and relevant traits
- Maximum longevity
- 22 years (wild)
- Source
- ref. 1
- Sample size
- Medium
- Data quality
- Acceptable
- Observations
Average longevity is around 16-17 years [0561]. Maximum longevity is probably underestimated.
Life history traits (averages)
- Female sexual maturity
- 1,826 days
- Male sexual maturity
- 2,375 days
- Gestation
- 347 days
- Weaning
- 302 days
- Litter size
- 1 (viviparous)
- Litters per year
- 0.7
- Inter-litter interval
- 1,096 days
- Weight at birth
- Weight at weaning
- Adult weight
- 120,000 g
- Postnatal growth rate
Metabolism
No information on metabolism is available.
References
- [0610] Ernest (2003), Life history characteristics of placental non-volant mammals
- [0001] Carey and Judge (2000), Longevity Records: Life Spans of Mammals, Birds, Amphibians, Reptiles, and Fish
- [0434] Ronald Nowak (1999), Walker's Mammals of the World
- [0538] Don Wilson and Sue Ruff (1999), The Smithsonian Book of North American Mammals
- [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
- [0561] Margaret Klinowska (1991), Dolphins, Porpoises and Whales. The IUCN Red Data Book
- [0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction
External Resources
- Integrated Taxonomic Information System
- ITIS 180480
- Animal Diversity Web
- ADW account (if available)
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 9744
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google