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Ciguatera fish poisoning (CFP), also known as ciguatera, is a foodborne illness caused by eating reef fish contaminated with ciguatoxins. [ 4 ] [ 2 ] Such individual fish are said to be ciguatoxic . Symptoms may include diarrhea , vomiting, numbness, itchiness, sensitivity to hot and cold, dizziness , and weakness.
The channel catfish is an important food source in the southern United States and is valued for the quality of its meat. [35] In the United States, catfish is the largest aquaculture industry, and channel catfish make up 90% of farm-raised catfish. In 2021, catfish farmers in the United States made $421 million in sales.
Species with characteristically low levels of mercury include shrimp, tilapia, salmon, pollock, and catfish (FDA March 2004). The FDA characterizes shrimp, catfish, pollock, salmon, sardines, and canned light tuna as low-mercury seafood, although recent tests have indicated that up to 6 percent of canned light tuna may contain high levels. [59]
Venomous fish do not necessarily cause poisoning if they are eaten, as the digestive system often destroys the venom. [1] There are at least 1200 species of venomous fish, [2] [3] with catfishes alone possibly contributing 250–625 species to that total. [4] The former number accounts for two-thirds of the venomous vertebrate population. [5]
The Center for Disease Control and Prevention estimates that every year 48 million Americans, or roughly one in six people, get sick from foodborne illnesses, and about 3,000 cases each year are ...
The giant moray is a reef fish at the top of the food chain. Like many other apex reef fish, it is likely to cause ciguatera poisoning if eaten. [ 4 ] [ 5 ] Outbreaks of ciguatera poisoning in the 11th to 15th centuries from large, carnivorous reef fish, caused by harmful algal blooms , could be a reason why Polynesians migrated to Easter ...
In channel catfish aquaculture ponds, for example, the "hamburger gill disease" is caused by a protozoan called Aurantiactinomyxon and can kill all the fish in an affected pond. In addition to altered behavior, affected fish have swollen gills that are mottled and have the appearance of ground hamburger meat.
Fish and Shellfish poisoning; Poisoning type Symptoms Duration Toxin Antidote Sources Fish: Ciguatera: Nausea, vomiting and diarrhea, usually followed by headaches, muscle aches, paresthesia, numbness, ataxia, vertigo, and hallucinations. Weeks to years Ciguatoxin and similar: maitotoxin, scaritoxin and palytoxin: None known [17] [22] Scombroid ...