When fishing for mandarin fish, you can choose the following minnow baits:

1. Live insects: such as red worms, earthworms, etc., which are one of the common foods of mandarin fish.

2. Shrimp: It is also one of the favorite foods of mandarin fish. The shrimp can be chopped into pieces or used whole.

3. Fish meat: Fish meat can be used as bait for mandarin fish, and it is best to use freshwater fish such as crucian carp and carp.

4. Wheat grains: You can use wheat, corn and other bait, but you need to pay attention to whether the fish like it.

When choosing minnow bait, you need to choose according to factors such as local water quality, mandarin fish preferences and activity conditions. It should be noted that mandarin fish is more cautious and will not bite the hook as violently as other fish. When fishing, you need to be patient and observe to detect the hook bite action of mandarin fish in time. In addition, it is also necessary to choose appropriate fishing hooks, fishing lines, fishing rods and other fishing gear according to specific conditions in order to better catch mandarin fish.