Human activities among possible factors in Teluk Bahang fish deaths: report

GEORGE TOWN – The Centre for Marine and Coastal Studies (Cemacs) at Universiti Sains Malaysia has identified human activities as among factors which may have contributed to the recent deaths of thousands of fishes near the Teluk Bahang coast here. The widespread deaths were seen in the waters which turned pink due to the algal bloom – a pollutant whose ammonia content can be deadly to marine life, particularly fishes. A report on the incident has been sent to the state government, and a copy of which was shared with The Vibes by Cemacs director Prof Aileen Tan Shau Hwai. It stated that the cause of algal bloom can be from human activities such as runoffs from agriculture, dissolved chemicals introduced into water supplies via rainfall or irrigation, and effluent from sewage treatment plants, which all contribute to excess amounts of nutrients in our waterways. These nutrients are food for algae. It is important to ensure all waste is treated before discharging to the sea and to r...