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gptkbp:instance_of
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gptkb:species
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gptkbp:bfsLayer
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7
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gptkbp:bfsParent
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gptkb:Wels_catfish
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gptkbp:behavior
|
nocturnal
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gptkbp:body_style
|
elongated
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gptkbp:breeding_season
|
spring to early summer
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gptkbp:color
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dark green to brown
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gptkbp:common_name
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gptkb:Wels_catfish
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gptkbp:conservation_efforts
|
monitoring populations
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gptkbp:conservation_status
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gptkb:Least_Concern
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gptkbp:cultural_significance
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popular in cuisine
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gptkbp:diet
|
carnivorous
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gptkbp:ecological_role
|
top predator in freshwater ecosystems
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gptkbp:egg_color
|
up to 100,000 eggs
|
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gptkbp:family
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gptkb:Siluridae
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gptkbp:fins
|
dorsal fin
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gptkbp:fishing_regulations
|
angling
bottom fishing
popular among anglers
featured in competitions
year-round in some areas
regulated in some countries
required in many regions
documented catches in various countries
largest caught was 5 meters long
live fish, cut bait
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|
gptkbp:genetic_diversity
|
ongoing research
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gptkbp:growth_rate
|
fast in early years
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gptkbp:habitat
|
freshwater
slow-moving waters
attempted in aquaculture
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|
https://www.w3.org/2000/01/rdf-schema#label
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European catfish
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gptkbp:introduced
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gptkb:North_America
|
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gptkbp:larval_stage
|
hatch after 3-5 days
|
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gptkbp:length
|
over 3 meters
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gptkbp:lifespan
|
up to 80 years
|
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gptkbp:local_names
|
Siluro, Wels
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|
gptkbp:migration
|
non-migratory
|
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gptkbp:order
|
gptkb:Siluriformes
|
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gptkbp:predators
|
gptkb:Person
|
|
gptkbp:range
|
gptkb:Europe
|
|
gptkbp:related_species
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gptkb:Asian_catfish
|
|
gptkbp:reproduction
|
spawning
|
|
gptkbp:research_focus
|
studied for ecological impact
|
|
gptkbp:scientific_name
|
gptkb:Silurus_glanis
|
|
gptkbp:senses
|
well-developed sense of smell
|
|
gptkbp:social_structure
|
solitary
|
|
gptkbp:species
|
four pairs
cultivated in farms
|
|
gptkbp:symbiotic_relationships
|
with various fish species
|
|
gptkbp:threats
|
overfishing
|
|
gptkbp:traded_on
|
not common due to size
|
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gptkbp:weight
|
over 300 kg
|
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gptkbp:wildlife
|
important for conservation
affects population
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