local - 2026-04-22

Northern Beaches Waterways Among State's Worst for Microplastic Contamination

Source: Manly Observer

The Northern Beaches has been identified as having some of the highest levels of coastal waterway microplastic contamination in New South Wales, according to a concerning new study that reveals the extent of plastic pollution in the region's pristine waterways.

The Northern Beaches has been identified as having some of the highest levels of coastal waterway microplastic contamination in New South Wales, according to a concerning new study that reveals the extent of plastic pollution in the region's pristine waterways. The research findings show that microplastic contamination levels in Northern Beaches waterways are so severe they rival those found in major urban centres across the state. This discovery has significant implications for marine ecosystems and local environmental health. Microplastics, tiny plastic particles less than five millimetres in size, pose serious threats to marine life and can enter the food chain through fish and shellfish consumption. The contamination affects not only marine animals but potentially human health through seafood consumption. The study's findings are particularly alarming given the Northern Beaches' reputation for pristine coastal environments and popular swimming beaches. Areas like Dee Why Lagoon have been specifically identified as microplastic hotspots within the region. Sources of microplastic contamination include breakdown of larger plastic items, synthetic clothing fibres from washing...