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Otolith Rings
May 10 , 2024
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- Fish have a kind of stone in their ear that scientists can read like tree rings.
- Researchers has found a way to decode the chemicals in these stones to measure how much energy they used when alive.
- They could help bluefin tuna survive the climate crisis.
- The rising temperatures impact the metabolic rates of young bluefin tuna, particularly affecting their energy utilization.
- The otolith is a stony lump in the fish ear.
- Otolith rings, much like tree rings, reveal a fish’s age.
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