St. Lawrence beluga population

URI: https://gptkb.org/entity/St._Lawrence_beluga_population
GPTKB entity
Statements (37)
Predicate Object
gptkbp:instanceOf gptkb:beluga_whale_population
gptkbp:conservationStatus endangered
gptkbp:country gptkb:Canada
gptkbp:declinedAfter commercial hunting (historical)
gptkbp:diet gptkb:fish
invertebrates
gptkbp:firstProtectionYear 1979
gptkbp:historicalPopulation ~10,000 (before 1900)
gptkbp:IUCNStatus Endangered (St. Lawrence subpopulation)
gptkbp:lifespan 30-50 years
gptkbp:locatedIn gptkb:Quebec
gptkb:St._Lawrence_River
gptkbp:mainCalvingArea gptkb:Saguenay_River_estuary
gptkb:St._Lawrence_Estuary
gptkbp:monitors gptkb:Fisheries_and_Oceans_Canada
gptkb:GREMM_(Group_for_Research_and_Education_on_Marine_Mammals)
gptkbp:notableFeature isolated from other beluga populations
southernmost beluga population in the world
gptkbp:numberOfIssues cancer prevalence
reproductive issues
contaminant bioaccumulation
high calf mortality
gptkbp:populationEstimate ~900 individuals (2023)
gptkbp:predators few natural predators
gptkbp:protectedBy gptkb:Quebec_provincial_law
gptkb:Species_at_Risk_Act_(Canada)
gptkbp:recoveryPlan in place
gptkbp:reproductionRate low
gptkbp:species gptkb:Delphinapterus_leucas
gptkbp:threats gptkb:disease
climate change
pollution
habitat degradation
noise pollution
gptkbp:bfsParent gptkb:St._Lawrence_Beluga_Recovery_Plan
gptkbp:bfsLayer 8
https://www.w3.org/2000/01/rdf-schema#label St. Lawrence beluga population