Pollutant Source Pollutant Source Pollutant Source
Pollutant Type Land-based industry Municipal-based Sea-based industry
Sediment Sediment from mining*, agriculture, or forestry Sediment from coastal development Sediment disruptions (e.g. dredging and aquaculture)
Nutrient Nutrients (e.g. nitrogen, phosphorous, iron) from agriculture, forestry, livestock Nutrients (e.g. nitrogen and phosphorous) from wastewater, stormwater Increase in nutrients (e.g. nitrogen and phosphorous) from aquaculture
Plastics
Plastics from packaging and transport of products
Plastics from urban stormwater, and litter escaped from waste management systems
Abandoned, lost, or discarded fishing gear from vessels. Plastics from aquaculture, shipping and offshore structures
Pharmaceuticals Pharmaceuticals used in animal agriculture Pharmaceuticals in wastewater from household waste, and medical facilities Pharmaceuticals (e.g. anti-biotics and antiparasitic drugs) from aquaculture
Chemicals Chemicals, POPs and pesticides from agriculture, mining, industrial wastewater and runoff Petroleum and household chemicals from wastewater, and stormwater outlets Petroleum and chemicals from shipping and offshore structures