Kagoshima: ‘Mystery Circle’ Made by Puffer Fish on Seabed; Males Stir Up Sand to Make Spawning Areas
- Posted on July 5, 2025
- By The Japan News
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Kagoshima: ‘Mystery Circle’ Made by Puffer Fish on Seabed; Males Stir Up Sand to Make Spawning Areas
AMAMI, Kagoshima — A circular geometric pattern was found this year on the seabed off the course of Kagoshima Prefecture’s Amami Oshima Island. The 2-meter diameter pattern is a puffer fish spawning bed.
