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Field 3 min read

Survival dips at Sungai Liong, salinity to blame

A reading of 79.5 per cent triggered a re-check. The cause traces back to changed freshwater flow upstream.

Rina Kusuma

Published 09 August 2026

August monitoring recorded a survival rate of 79.5 per cent at Sungai Liong, below the 82 per cent threshold the programme works to. Field checks found a salinity spike in the worst-affected plots, consistent with reduced freshwater flow from upstream through the dry season. A remediation plan is set: shift the species mix towards Avicennia marina in the affected plots and move the next planting window to the start of the wet season.

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