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6 fish to avoid buying: High in mercury and toxic

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6. Orange Roughy

Orange roughy is a slow-growing fish that can live for more than 100 years, which means it has a long time to accumulate mercury in its body. This fish, often found in the deep waters of the Atlantic and Pacific oceans, has gained popularity in restaurants due to its mild flavor and flaky texture. However, it’s best to avoid it for health reasons.

Why Avoid Orange Roughy?

  • Long Lifespan, High Mercury: Due to its slow growth and long lifespan, orange roughy accumulates large amounts of mercury over time, making it highly toxic.
  • Health Risks: Eating orange roughy can contribute to mercury toxicity, leading to neurological and developmental problems, particularly for pregnant women and young children.

Tips for Safer Fish Consumption

While it’s important to avoid the fish mentioned above due to their high mercury content, there are still plenty of fish options that are safe, healthy, and delicious. Here are some tips for choosing safer fish:

  • Opt for Smaller Fish: Smaller fish like sardines, anchovies, and herring tend to have lower levels of mercury since they are lower on the food chain and have a shorter lifespan.
  • Look for Wild-Caught: Wild-caught fish, especially those from well-managed fisheries, tend to have lower mercury levels than farmed fish.
  • Check Sustainability: Choose fish that are sustainably caught or farmed, as these are often better for both the environment and your health. Look for certifications like the Marine Stewardship Council (MSC) or Aquaculture Stewardship Council (ASC) labels.

Conclusion

Mercury contamination is a serious concern when it comes to fish consumption, and being aware of which species are high in mercury can help protect your health. Fish like shark, swordfish, king mackerel, tilefish, bigeye tuna, and orange roughy are all best avoided, especially for vulnerable groups like pregnant women and young children. By choosing safer, lower-mercury fish and opting for sustainably sourced options, you can still enjoy the health benefits of seafood without putting yourself at risk.

Remember, when in doubt, always check for mercury levels and opt for fish that are known to be both nutritious and safe to eat!