What effects do HABs have on people and wildlife?

HABs can cause illness and death in humans, pets, and wildlife. Symptoms include:

  • Acute liver failure
  • Cardiac or respiratory failure
  • Muscle cramps
  • Nausea and vomiting
  • Paralysis
  • Skin rash
  • Twitching

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1. What effects do HABs have on people and wildlife?
2. What factors affect HABs?
3. Do HABs occur in the Great Lakes?
4. What can I do about HABs?