New Zealand Listener

A matter of scale

Question:

I’m keen for my children to eat fish (especially oily fish), but am concerned about mercury levels. Do you have any good guidelines around fish for kids – serving sizes, species, servings per week, etc?

Answer:

ercury is a naturally occurring element in the Earth’s crust, soil, air and water. But it is also a widespread, persistent pollutant that can cause adverse health effects if eaten in large quantities, so New Zealand has recently instigated a monitoring programme to assess levels and routes of mercury exposure in children and

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