While there are and can be many symptoms and medical problems caused by the gassing of fish, we have included here documents that explain some of the symptoms that one may endure if they do in fact consume carbon monoxide gassed fish. Buyer beware, make sure your store is selling you what it's labels are telling you that you are buying! Please take precautions and protect your loved ones from eating this adulturated product that is shipped into the United States and sold to you as fresh fish!