The North Atlantic right whale population began declining in 2010 after approximately two decades of slow recovery.
Notes on verification
Confirmed by multiple independent sources including a government agency (Marine Mammal Commission), a peer-reviewed study, and conservation organizations (Sierra Club, New England Aquarium), all consistently identifying 2010 as the turning point after roughly two decades of slow recovery. [tier=gold indep_score=0.925 clusters=4 claim_tier=notable]
Sources
- International Union for Conservation of Nature Updates ... (seed:environment_and_wildlife)
- https://www.mmc.gov/priority-topics/species-of-concern/north-atlantic-right-whale/ (corroboration)
- https://pmc.ncbi.nlm.nih.gov/articles/PMC6281934/ (corroboration)
- https://www.sierraclub.org/sierra/extinction-looming-everyones-fighting-right-whale-lobster-fishing-noaa (corroboration)
- https://www.neaq.org/right-whale-population-declines-for-10th-straight-year/ (corroboration)