Harbor Porpoise

Phocoena phocoena (Linnaeus 1758)

Robin Agarwal cc-by-nc-4.0

Phocoena phocoena (Harbor Porpoise) is a species of mammals in the family porpoises. They are listed as of special concern by COSEWIC. They are associated with freshwater habitat. Individuals are known to live for 20.4 years.

URI: https://eol.org/schema/terms/special_concern
Definition: may become threatened or endangered because of a combination of biological characteristics and identified threats
Source: https://species-registry.canada.ca/index-en.html#/species

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URI: http://purl.obolibrary.org/obo/ENVO_00000873
Definition: A biome that applies to the freshwater realm.

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EOL has data for 44 attributes, including:

diet breadth
- URI: http://eol.org/schema/terms/DietBreadth
- Definition: Number of dietary categories eaten by an organism.
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2
geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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United States
- URI: http://www.geonames.org/6252001
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habitat breadth
- URI: http://eol.org/schema/terms/HabitatBreadth
- Definition: Number of habitat layers used by an organism
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1
habitat includes
- URI: http://eol.org/schema/terms/Habitat
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marine pelagic
- URI: http://purl.obolibrary.org/obo/ENVO_01000023
- Definition: The marine pelagic biome (pelagic meaning open sea) is that of the marine water column, from the surface to the greatest depths.
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inter-birth interval
- URI: http://eol.org/schema/terms/InterBirthInterval
- Definition: The length of time between successive births of a female.
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365
litters per year
- URI: http://eol.org/schema/terms/LittersPerYear
- Definition: Number of litters per female per year
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0.87
population group size
- URI: http://eol.org/schema/terms/PopulationGroupSize
- Definition: Number of individuals in a group that spends the majority of their time in a 24 hour cycle together
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4
population trend
- URI: http://eol.org/schema/terms/population_trend
- Definition: i.e., increasing, decreasing, stable, or unknown
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Unknown
prenatal development duration
- URI: http://eol.org/schema/terms/PrenatalDevelopmentDuration
- Definition: The duration of the development from fertilized, deposited or implanted egg to hatching/birth. Corresponds to egg incubation duration in oviparous animals and to gestation period duration in viviparous animals.
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320 days
social group size
- URI: http://eol.org/schema/terms/SocialGroupSize
- Definition: Number of individuals in a group that spends the majority of their time in a 24 hour cycle together where there is some indication that these individuals form a social cohesive unit.
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50
water temperature
- URI: http://eol.org/schema/terms/SeawaterTemperature
- Definition: Temperature of the water at a location where this organism has been observed or collected.
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27.476 degrees celsius
weaning age
- URI: http://eol.org/schema/terms/WeaningAge
- Definition: Age when primary nutritional dependency on the mother ends and independent foraging begins to make a major contribution to the offspring’s energy requirements.
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258.09

Known occurrences, collected specimens and observations of Harbor porpoise. View this species on GBIF

Robin Agarwal cc-by-nc-4.0

Harbor porpoise includes 3 children: