|
gptkbp:instance_of
|
gptkb:lake
|
|
gptkbp:area
|
1100 km²
|
|
gptkbp:average_rainfall
|
800 mm
|
|
gptkbp:average_temperature
|
10 ° C
|
|
gptkbp:climate
|
temperate maritime
|
|
gptkbp:created_by
|
gptkb:Zuiderzee_Works
|
|
gptkbp:cultural_significance
|
maritime heritage
traditional fishing villages
|
|
gptkbp:depth
|
25 m
|
|
gptkbp:environmental_concerns
|
gptkb:invasive_species
pollution
overfishing
|
|
gptkbp:fish_species
|
gptkb:Cobra_Commander
perch
pike
zander
|
|
gptkbp:geological_formation
|
glacial lake
|
|
gptkbp:historical_event
|
Zuiderzee Flood of 1916
completion of the Afsluitdijk
establishment of the IJsselmeer Fishery
opening of the IJsselmeer Polder
|
|
gptkbp:historical_significance
|
flood control
land reclamation
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Ijsselmeer
|
|
gptkbp:is_connected_to
|
gptkb:Markermeer
|
|
gptkbp:located_in
|
gptkb:Netherlands
|
|
gptkbp:management
|
conservation efforts
fisheries management
water management authority
|
|
gptkbp:outflow
|
gptkb:River_IJssel
gptkb:Wadden_Sea
|
|
gptkbp:part_of
|
gptkb:IJsselmeer_Region
|
|
gptkbp:protected_area
|
gptkb:Natura_2000_site
|
|
gptkbp:recreation
|
gptkb:sailing
gptkb:swimming
fishing
|
|
gptkbp:surrounding_cities
|
gptkb:Enkhuizen
gptkb:Lelystad
gptkb:Medemblik
Hoorn
|
|
gptkbp:tourism
|
cycling
water sports
nature walks
|
|
gptkbp:used_for
|
irrigation
drinking water supply
|
|
gptkbp:water_quality
|
freshwater
|
|
gptkbp:wildlife
|
gptkb:fish
gptkb:birds
|
|
gptkbp:bfsParent
|
gptkb:Hindeloopen
|
|
gptkbp:bfsLayer
|
6
|