Catfish roe is not edible.

Catfish is delicious but its roe is poisonous, because the catfish roe contains egg poison, eating 100 to 200 grams of catfish roe will lead to poisoning, eaters will show vomiting and other symptoms of poisoning, severe poisoning will be paralyzed. This kind of ovotoxin is called pearl prion protein, and its stability is quite good, and it is quite resistant to ultraviolet irradiation, ionizing radiation, ultrasonic waves, and high temperatures of 80-100°C. In other words, ordinary cooking, heating, and other treatments can be used. That is to say, ordinary cooking and heating and other treatments are not likely to destroy the toxin in catfish roe at all. In general, the color of catfish roe is green, while the color of normal roe is yellowish, and the color of salmon (salmon) roe is red. Thus, the color of catfish roe is quite recognizable. But catfish roe is not the only green color, there are other types of roe that are green, such as blackfish.