Fisheries

Climate change triggered India's sardine surge, say authorities

2025-10-01T10:24:00

Two fishermen standing by an immense haul of sardines

Source: CMFRI

A sudden surge of juvenile Indian Oil sardines along Kerala’s coast in 2024 was driven by climate-induced monsoon trends according to a new study by the ICAR-Central Marine Fisheries Research Institute

Published in the journal Current Science, the study links the unprecedented influx of juvenile sardines to monsoon rainfall and nutrient-rich upwelling, which spurred a bloom of microplankton, the primary food source for sardine larvae.

The result was a spike in larval survival and a surge in sardine recruitment.

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