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Australian Antarctic Division

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Southern right whale mortality in Chubut, Argentina

11 clusters · 89 sources · last updated

Latest: Argentina: Hundreds of whale calves found dead in Patagonia

In early September 2026, the first aerial census of the season along the Península Valdés coastline in Chubut, Argentina, recorded 1,375 Southern right whales, including 409 calves. This was a notable decrease from the 2

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