Wild shellfish or kaimoana should not be gathered during or after rainfall when the seawaters are turbid, cloudy or unusually muddy. Water logged soils in the catchment may cause harmful bugs and chemicals to be washed off into the seawater.
Wild shellfish or kaimoana should not be gathered if obvious sources of pollution are known about or seen in the vicinity. This may include effluent from sewage treatment plants, septic tanks, surface water drains, landfill sites, marinas and also large numbers of animals or birds on land or water.
Ensure your Kai Moana is safe to eat.
Some areas might look safe at first but may not be safe for collecting shellfish.
The water could be contaminated by:
Avoid collecting shellfish from areas where there are signs warning of contaminated shellfish. Click here to view areas which have warning signs.
Look out for the following risk indicators:
Eating shellfish taken from contaminated areas could cause:
Algal bloom contamination could also cause serious breathing difficulties, loss of muscle control, loss of memory, nausea, vomiting and death.