Blakiston's fish owl

E68944

Blakiston's fish owl is a massive, endangered species of fish-eating owl native to northeastern Asia, known as one of the world's largest owl species and a specialist of riverine and old-growth forest habitats.

Observed surface forms (1)

Surface form Occurrences
Blakiston’s fish owl 1

Statements (54)

Predicate Object
instanceOf bird
owl species
vertebrate
activityPattern nocturnal
authority Henry Seebohm
binomialName Owl
surface form: Bubo blakistoni
bodyMass up to about 4.6 kg
breedingSite large broken tree tops
large tree cavities
class Aves
clutchSize 1–2 eggs
conservationConcern requires intact riverine old-growth forest
diet amphibians
aquatic invertebrates
fish
small mammals
eyeColor yellow
family Strigidae
foragingStrategy fish-eating specialist
genus Owl
surface form: Bubo
habitat large river valleys
old-growth forests
riparian zones
riverine forests
hasFeature prominent ear tufts
huntingMethod perches above water and strikes fish
IUCNStatus Endangered
IUCNStatusSystem IUCN Red List of Threatened Species
surface form: IUCN Red List
kingdom Animalia
majorThreat habitat loss
human disturbance
logging of old-growth forests
overfishing of prey
river regulation
namedAfter Thomas Blakiston
nativeTo Hokkaido NERFINISHED
Far Eastern Federal District
surface form: Russian Far East

northeastern Asia
northeastern China
Korean Peninsula
surface form: northern Korea
order Strigiformes
plumageColor brown
plumagePattern heavily streaked
range Amur River
surface form: Amur River basin

Ussuri River
surface form: Ussuri River basin
reproductiveSystem monogamous pairs
sizeClass one of the world’s largest owls
socialBehavior primarily solitary
taxonRank species
territoriality strongly territorial
threatStatus endangered
vocalization deep booming hoots
wingspan up to about 190 cm
yearDescribed 1884

Referenced by (2)

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

Sikhote-Alin fauna Blakiston's fish owl
Lazovsky Nature Reserve hasFauna Blakiston's fish owl
this entity surface form: Blakiston’s fish owl