How to distinguish artificially dyed parrot fish?

1. Parrot fish are divided into common parrots, one-eyed parrots, one-horned parrots, macaws, yellow parrots, Taiwan Province God of Wealth and other varieties.

2. As far as parrot fish is concerned, it is generally necessary to add color by means of red light, colored food, weak acid water quality and so on. Even AAA red parrots need to be colored, which is more beautiful.

3. As far as artificial dyeing is concerned, some yellow parrots on the market are usually colored by laser and colored patterns are used on the body surface, so that they can be seen at a glance.