Ocean Newsletter

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No.531 September 20, 2022

Predicting and Observing Eel Spawning Sites

Yu-Lin Eda CHANG
Deputy Senior Scientist, Application Laboratory, Japan Agency for Marine-Earth Science and Technology

It is clear that a variety of human factors, including habitat reduction and overfishing, contribute to the decline in the eel catch, but there is also the possibility that changes in the ocean atmospheric system are affecting eel ecosystems. Identification of eel spawning grounds requires an extensive ocean survey, and thorough monitoring of eel movement from habitat to spawning grounds is also necessary.

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