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Tags archives: tonga-sea

Tonga: Sea turns red due to algal bloom

Residents in Tonga who were alarmed when the sea turned red have been given an explanation, it’s reported. Locals in the Pacific island’s Vava’u district were baffled by the sea’s colour change at the end of December, with some imagining it was a biblical sign the world was ending, according to the New Zealand Kaniva Pacific website. But an expert says the crimson tinge was caused by overgrown algae releasing […]