Clams don’t speak, so what can they tell scientists about the ocean? A lot, it turns out – the sea’s history is written in clam shells.
500-year-old clams unlock history of oceans
Old clams give up ocean climate secrets
RealClimate: What is happening in the Atlantic Ocean to the AMOC?
500-year-old clam reveals 'hugely worrying' evidence of climate
Nautilus - Wikipedia
Protecting People from Deadly Shellfish
The Path to Less-Acidic Oceans Starts With Dead Clams? - The Atlantic
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Clam analysis reveals how the oceans affected climate over the
Malformed seashells, ancient sediment provide clues about Earth's
Atlantic Ocean Definition, Map, Depth, Temperature, Weather
Cephalopods Smithsonian Ocean