PRIMARY SOURCES · REPORTING · CULTURAL RECORD
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The source trail behind the story. Links are preserved here so visitors can follow the evidence instead of being asked to take our word for it.
The difficult conclusion
Researchers reported that, despite broad year-round monitoring, only one call source with these characteristics was found in each season.
This is why the individual-whale interpretation became so compelling, while remaining scientifically cautious.
Twelve Years of Tracking 52-Hz Whale Calls
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Research archiveMBLWHOI Library record
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Primary paperOceanography: tracking the 52-Hz calls
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Later researchHybrid whale context (Jefferson et al. 2021)
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WHOIA Lone Voice Crying in the Watery Wilderness
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WHOI imageOceanus 52-Hz graphic
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NewsLonely whale’s song remains a mystery — New Scientist
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NewsNew York Times, December 21, 2004
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Longform52 Blue — The Atavist Magazine
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Archived articleDiscovery Animal News (2012)
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Book / essay“52 Blue,” Make It Scream, Make It Burn — Leslie Jamison
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ReferenceList of whale vocalizations
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