The temperature and filtration of crayfish also have the problem of oxygen... Those who understand c

In fact, it is crayfish, not boiling. And then I guess yours might be crayfish, which is crayfish. If you think about it, its usual habits may be dormant in winter.

If you come out in the spring for breeding activities, then it is definitely good if the temperature is slightly higher. But 18 certainly don't freeze to death. Suggestion: Around 25, it must be more energetic.

Then add oxygen and filter the words. If you only raise a few 30 tanks, the problem should be changed frequently if it is not filtered. In addition, their usual living environment itself is relatively low-oxygen swamps and shallow waters, so it is not a big problem.

It's not good to get a floating island or something. Let it climb on it to rest and eat.

18 degrees is enough, my 10 degrees will be eaten, if you use a heating rod, it will be 20 degrees, it doesn't matter if the water is not muddy, there is no requirement for oxygen and filtration.

ShrimpAlways running up because of lack of oxygen. You will find that he is barely active and just wants to climb high. This is the symptom of hypoxia.

You can temporarily take it out and put it in a bowl with less water, and finally you need to improve the oxygen supply measures. Crayfish farming requires sufficient water sources, good water quality, and convenient inlet and drainage. The area is 3 acres and 5 acres, and the water depth is meters.

At the bottom of the pond 25% 30% of the area is planted with aquatic weeds, for them to avoid the enemy to inhabit, when the aquatic weeds do not grow in the early stage, you can use terrestrial plants to tie the grass and put it at the fish pond ridge meter, every 3 meters 5 meters put a handful, put 20 handfuls per mu 30 handfuls. Before and after the shrimp seedlings are stocked, water peanuts can be transplanted around the pond.

Aquatic plants such as cocoons and water hyacinths.

to prevent the wind from blowing together.

The living environment of the crayfish

In natural conditions, crayfish.

It likes to inhabit water bodies with flowing water, high dissolved oxygen content, high transparency, and fresh water quality. According to the habitat habits of crayfish, artificial breeding and breeding of crayfish, a part of the pool water should be excluded every day, and new water should be injected at the same time to form a micro-flow to regulate the water quality and keep the water quality fresh, and the pool water depth should be 30-50 cm.

In rivers and ponds, crayfish prefer to inhabit the rocky gaps at the bottom of the riverbed or pond, and the shallow grass on the shore.

medium or below the roots of the tree. In order to meet the environmental requirements of crayfish habitat and reproduction, the breeding pond should be covered with a layer of 4-5 cm pebbles, broken bricks and tiles, etc., and a small number of branches should be laid around the pond.

The above content reference: Encyclopedia - crayfish.

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