Harmful algal bloom health information

Effects on humans

Contact with skin can cause rash, hives, or skin blisters (especially on the lips and under swimsuits). Inhalation of water droplets can cause runny eyes and nose, a sore throat, asthma-like symptoms, or allergic reactions Ingestion of the water can cause abdominal pain, headache, sore throat, nausea and vomiting, dry cough, diarrhea, blistering around the mouth, and pneumonia. What you can do: Contact your healthcare provider OR regional health department.

Effects on Animals

Ingestion of the water can cause lethargy, vomiting, diarrhea, weakness, pale mucous membranes, death. What you can do: Seek medical treatment immediately if you suspect your pets or livestock have been exposed.

How can you Avoid Exposure?

Drinking water: Health officials conduct routine monitoring to ensure that public drinking water is safe. What you can do: Follow drinking water advisories and contact your regional health department with questions. Recreational water safely: You can still boat and recreate in Lake Erie waters, but be aware that HABs may be present. What you can do: If you can, plan your trip by checking NOAA’s HAB Bulletin before you go; Respect any waterbody closures announced by local public health authorities; Avoid activities in areas where the water is discolored by algae or scums are visible; Thoroughly wash yourself and pets after suspected contact with a HAB. Recreational fishing: Commercial fish from local restaurants and markets is safe to eat because it is tested for HAB toxins before it is sold. What you can do: Fillet the meat, thoroughly removing the skin, gills, and guts (which may have accumulated toxins from the HAB); Rinse the fillet meat with clean water; Thoroughly wash hands after filleting fish.