Its high mercury content poses a health risk to humans
Eels are slow to mature and have been overfished in many parts of the world, causing some populations to collapse. This is problematic as eels play an important role in spreading mussel populations, which act as natural water filters . In addition, eels absorb and store harmful chemicals and pollutants very easily. This is such a problem that in some areas residents are advised to eat eel no more than once per year.
These fish, in some cases, are simply labeled “catfish”, and should be avoided. According to a 2016 study, seventy to eighty percent of these fish were contaminated by Vibrio Bacteria, which is what causes most cases of shellfish poisoning
There are various pesticides that are used globally in shrimp production. All but one of them are banned in the United States. On top of that, these shrimps have often been treated with large quantities of antibiotics, and so any time you handle these raw shrimp you run the risk of being infected with antibiotic-resistant bacteria
