Sei Whale

Balaenoptera borealis Lesson 1828

ecologyelise cc-by-nc-4.0

Balaenoptera borealis (Sei Whale) is a species of mammals in the family rorquals. They are listed as endangered by IUCN and as endangered by COSEWIC. They are carnivores. Individuals are known to live for 74 years.

URI: http://eol.org/schema/terms/endangered
Definition: A taxon is Endangered when the best available evidence indicates that it meets any of the \r\ncriteria A to E for Endangered, and it is therefore considered to be facing a very high risk of extinction in the wild.
Source: http://www.iucnredlist.org/apps/redlist/details/2475

show all records

URI: http://eol.org/schema/terms/endangered
Definition: A taxon is Endangered when the best available evidence indicates that it meets any of the \r\ncriteria A to E for Endangered, and it is therefore considered to be facing a very high risk of extinction in the wild.
Source: https://species-registry.canada.ca/index-en.html#/species

show all records

URI: https://www.wikidata.org/entity/Q81875
Definition: organism that eats mostly or exclusively animal tissue
Attribution: Crustacean body sizes

show all records

EOL has data for 41 attributes, including:

body size
- URI: http://purl.obolibrary.org/obo/OBA_VT0100005
- Definition: The size of a multicellular organism
show all records
20 tons
diet breadth
- URI: http://eol.org/schema/terms/DietBreadth
- Definition: Number of dietary categories eaten by an organism.
show all records
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.
show all records
northern hemisphere
- URI: https://www.wikidata.org/entity/Q39061
show all records
habitat breadth
- URI: http://eol.org/schema/terms/HabitatBreadth
- Definition: Number of habitat layers used by an organism
show all records
1
habitat includes
- URI: http://eol.org/schema/terms/Habitat
show all records
aquatic
- URI: http://purl.obolibrary.org/obo/ENVO_00000063
show all records
inter-birth interval
- URI: http://eol.org/schema/terms/InterBirthInterval
- Definition: The length of time between successive births of a female.
show all records
730
litters per year
- URI: http://eol.org/schema/terms/LittersPerYear
- Definition: Number of litters per female per year
show all records
0.41
population trend
- URI: http://eol.org/schema/terms/population_trend
- Definition: i.e., increasing, decreasing, stable, or unknown
show all records
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.
show all records
345 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.
show all records
4.25
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.
show all records
-1.353 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.
show all records
203.46

Known occurrences, collected specimens and observations of Sei whale. View this species on GBIF

ecologyelise cc-by-nc-4.0

Sei whale includes 2 children: