Generally, 30 kg of herring is caught with a fishing line above 12, a fishing rod of 6.3, a Yi Shi hook of 13, or a fishing group that catches big fish directly. 30 kg of herring is a big fish, so you should use thick lines, big hooks and strong poles when fishing.

Herring is generally alert, so it is best to use natural bait when fishing. The bait that herring likes to eat is snail, lake snail, young clam, shellfish and so on. When fishing, you can directly hang snails on the hook to fish.

When fishing, it is best to give priority to the smell of homemade bait. Common basic diets include corn flour, wheat and snow pollen. The taste of bait is adjusted according to the season. Generally, the bait is sweet in summer. You can add some sweet and sour fruits, such as bananas, apples and grapes. , to the basic bait. If there are many small miscellaneous fish, you can't use bait with too strong fragrance.

Protein-rich food should be selected for herring fishing in winter, and some fishy commercial bait, shrimp powder or silkworm chrysalis powder can be added.

When using commercial bait, you can fish with universal bait. The common combinations are: universal bait 50%, broad-spectrum bait 20%, musk rice 3%, over-lure 17%, algin 10%, and a little honey is added to the above formula.