Green Balluta Bay water is ‘a red flag’

The green water at Balluta Bay was caused by an algal bloom but sewage seepage may have played a part. Photo: Facebook.com

The murky green water that engulfed Balluta Bay over the weekend is a “red flag warning us that something unusual is happening”, according to marine biologist Alan Deidun, although the true cause of the phenomenon remains unclear.Deidun was speaking to Times of Malta on Monday, a day after photos of the bay posted to social...