Advanced Institute for Marine Ecosystem Change (AIMEC), Tohoku University and JAMSTEC

A new mathematical tool to uncover "who eats whom" in nature

A new mathematical tool uses probability calculations to reconstruct ocean food chains with high accuracy, providing insights for conservation and ecosystem management. The tool has been tested on 158 ecosystems with an error rate of less than 5%.

SourceAdvanced Institute for Marine Ecosystem Change (AIMEC), Tohoku University and JAMSTEC·JournalMethods in Ecology and Evolution·DateAug 18, 2026

Beyond the sting: box jellyfish reveal diverse and complex reproduction

Research on box jellyfish reveals complex reproductive traits and strategies, shedding light on their life cycles and ecological role. Understanding these processes can improve predictions of jellyfish occurrences and inform management efforts.

SourceAdvanced Institute for Marine Ecosystem Change (AIMEC), Tohoku University and JAMSTEC·JournalFrontiers in Ecology and Evolution·DateJun 1, 2026

Large-scale eDNA survey reveals "hidden" factors that affect regional fish communities

A large-scale eDNA survey revealed five biogeographic boundaries along the Japanese coast, where fish composition changes significantly due to ocean currents. The study detected 1,220 coastal fish species, providing new insights into how climate change and human activities impact regional ecosystems.

SourceAdvanced Institute for Marine Ecosystem Change (AIMEC), Tohoku University and JAMSTEC·JournalScientific Reports·DateMay 14, 2026