Mirounga angustirostris

E451674

Mirounga angustirostris is a large marine mammal known for its extreme sexual dimorphism, deep-diving ability, and breeding colonies along the Pacific coast of North America.

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Statements (62)

Predicate Object
instanceOf marine mammal
pinniped
species
true seal
adultFemaleColoration silver-gray to brown
adultMaleColoration dark gray to brown
binomialName Mirounga angustirostris NERFINISHED
breedingRangeIncludes Baja California NERFINISHED
California NERFINISHED
Central California coast NERFINISHED
Channel Islands of California NERFINISHED
breedingSeason winter
breedingSystem polygynous
breedsAlongCoastOf Pacific coast of North America
class Mammalia
commonName northern elephant seal NERFINISHED
conservationStatus Least Concern
conservationStatusSystem IUCN Red List NERFINISHED
dietIncludes fish
rays
small sharks
squid
family Phocidae NERFINISHED
femaleMaximumLength about 2.5 to 3 meters
femaleMaximumMass up to about 600 to 800 kilograms
foragingRangeIncludes Aleutian region NERFINISHED
Gulf of Alaska NERFINISHED
open North Pacific Ocean
genus Mirounga NERFINISHED
geographicDistribution eastern North Pacific
givesBirthOn land
hasDeepDivingAbility true
hasProboscisInMales true
hasSexualDimorphism true
historicallyOverexploitedFor blubber
infraorder Pinnipedia NERFINISHED
kingdom Animalia
lactationPeriod about 3 to 4 weeks
maleMaximumLength about 4 to 5 meters
maleMaximumMass up to about 2300 kilograms
matingSystem harem-based
maximumRecordedDiveDepth over 1500 meters
maximumRecordedDiveDuration over 80 minutes
moltsOn land
namedAfter elephant-like proboscis of males
nativeTo Pacific Ocean NERFINISHED
notableBreedingColony Año Nuevo State Park NERFINISHED
Guadalupe Island NERFINISHED
Piedras Blancas rookery NERFINISHED
San Nicolas Island NERFINISHED
order Carnivora
phylum Chordata
populationRecovery significant since early 20th century
primaryPredator great white shark
killer whale
pupColoration black at birth
reproduction single pup per year
sexualDimorphismType extreme sexual size dimorphism
suborder Caniformia NERFINISHED
taxonRank species
typicalDiveDepth 300 to 600 meters
typicalDiveDuration 20 to 30 minutes

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

northern elephant seal scientificName Mirounga angustirostris
northern elephant seal species Mirounga angustirostris