How to raise their own crayfish
How to raise their own crayfish, in addition to a variety of fruits on the market in the summer, but also a good time to eat crayfish, we all know how to eat lobster, but how to raise lobster is our knowledge of the blind spot, here's a look at how to raise their own crayfish.
How to raise their own crayfish 11, select the container
When raising crayfish at home, you can use plastic pots, storage boxes or glass aquariums as containers, pay attention to the height of the container can not be lower than the length of the body of the crayfish, in order to prevent it from escaping, select the container after the bottom of a layer of sand, simulating the natural environment.
2, control the temperature
The best temperature for crayfish feeding between 25-30 degrees, when the water temperature is lower than 15 degrees, their vitality and metabolism will be weakened, less than 8 degrees will enter the overwintering period and stop feeding, low temperature can be covered with a plastic bag, and open a small hole for ventilation.
3, reasonable feeding
Crayfish are omnivores, family feeding, you can feed fish, snails, miscellaneous fish and other animal bait, or soybeans, corn, fruits, and plant bait, such as fresh water plants, July-October for the growing season of crayfish, every morning and evening, feeding 1 time.
4, notes
When raising crayfish, note that the body of the shrimp just moulted is very soft, and need to be raised separately to prevent being used as food by other prawns, and for the crayfish to feed food, to control the amount of food, in order to eat, eat up, do not leave residual bait shall prevail.
How to raise their own crayfish 21, containers
Raise crayfish at home can be used in aquariums, fish tanks, get a lid to prevent lobsters jump out of the tank, lay a layer of sand, put some small stones, a more realistic simulation of the natural environment, so that the lobster adapted to the life of the fish tank, do not sunbathe.
2, temperature
Crayfish feeding the best temperature of 25-30 degrees, when the water temperature is lower than 15 degrees below its activities will be weakened, less than 8 degrees will enter the overwintering period, stop feeding. Generally freshwater lobsters in the female shrimp life expectancy of about 24 months, males in about 20 months.
3, density
Crayfish stocking density should not be too large, so as to avoid the emergence of hypoxia or everyone situation.
4, feeding
Crayfish are omnivorous, plant feeds and animal feeds are edible. To plant-based feed, plant feed plant stalks, water plants, aquatic plants, roots and leaves, algae, silk algae, etc., animal feed, including aquatic insects and screws, mussels, fish and so on.
In addition, it is best to keep the lobsters that have just molted their shells separately, to avoid being attacked by other lobsters and die.
How to raise their own crayfish 31, to raise crayfish, we must first look at the local environment is suitable for crayfish growth. If close to Heilongjiang and other cold areas, it is not recommended to do crayfish farming, will affect its reproduction and survival.
2, if the environment is suitable, you can prepare a piece of land, pond for breeding. The area can not be too small, at least 2 to 3 acres, the water depth requirement of about one meter. Pool stalks to do slope, in order to prevent the crayfish escape. Before putting crayfish seedlings, be sure to rigorously disinfect the bottom of the pond to eliminate germs.
3, after the disinfection of the bottom of the pool, to plant some aquatic plants in the breeding pool, such as the bromeliad, which can effectively give crayfish to hide from natural enemies and habitat.
4, placed after the shrimp fry, every day to feed a certain amount of shrimp food, divided into morning and evening twice, because most of the crayfish are eating at night, the night feeding volume should be about twice as much as during the day.
5, although the crayfish do not require high water quality, but still have to change the water regularly, in summer, about a month or so to change the water.
6, shrimp fry after three to four months can be sold. Adult shrimp specifications in more than 30 grams can be. There are a variety of fishing methods, such as casting nets, shrimp cages and so on.
Crayfish breeding methods
1, breeding pool preparation:
build a number of small pools, each small pool area of about 4 square meters, pool depth of 70 cm. Stocking shrimp before each square meter of breeding pool with about 200 grams of . Lime thoroughly disinfected, the new cement pool first de-alkaline and then disinfected.
Cement pool water depth is generally maintained at 50-60 centimeters. The bottom of the pool with asbestos tiles and red bricks to build artificial nests. The cement pool is covered with a shade cloth. The pool is stocked with water hyacinth, covering 2/3 of the surface of the water, and is equipped with appropriate oxygenation facilities.
2, shrimp placement:
Long-distance transportation of crayfish, stocking before the shrimp placed in the pool water to soak for 3-5 minutes, and then placed on the edge of the pool for 2-3 minutes, and so on for 2-3 times, so that shrimp sucked up enough water, along the pond around the slow into the pool. Each square meter to put the parent shrimp 40, male and female ratio of 1:1. at the same time stocking the parent shrimp should be the same specification.
3, shrimp feeding:
Shrimp fry 30 minutes after the pond to start feeding feed, pre-feeding cooked soybean paste-based, and then a small amount of small fish and snail meat.
In the middle period, the water temperature is high, the feeding is strong, and the feeding amount is 10%.
Later feeding shrimp bait, you can also feed some mixed fish, soybean meal, wheat bran, greens and other feed 25%, the daily amount of feeding with the water temperature changes, flexible.
4, water quality management:
Breeding pool every 3-5 days to change the water once. If the water quality of the shrimp pond is very poor, you need to drain the pond water and clean the shrimp pond. When the water body lacks oxygen, timely open the aerator to increase oxygen. Prevent shrimp floating head in the high temperature season, open the oxygenator. When the water quality is too fat, use quicklime to kill plankton, splash the whole pool. Attention to pond patrol, remove hostile organisms, frogs, snakes, etc. 02
Ten practices of crayfish
A spicy crayfish
Spicy crayfish
Ingredients
Crayfish, hot pot base, soybean paste, peppercorns, Dry chili, large onions, garlic, ginger, scallions, sugar, salt, cooking wine
Practice
1, in advance of the raw materials ready, crayfish with a brush to brush the head and tail of the silt more places, and then put into the water to soak for 10 minutes to be used.
2, cut the green onion into segments; ginger, garlic cut into slices; onion cut into slices; dried chili pepper cut into segments; pot pour oil and heat, the hot pot base, bean paste fried red oil, add pepper grains, chili pepper segments, onion and garlic, garlic slices, onion and ginger slices fried incense.
3, sautéed auxiliary ingredients after the crayfish into the pot and stir-fried, and then poured into the wine and stir-fried evenly continue to cook (10-15 minutes).
4, before leaving the pot sprinkle sugar, salt to taste can be served.
Second, beer crayfish
Beer crayfish
Ingredients
crayfish, bell peppers, pickled peppers, ginger, garlic, beer (1 bottle), salt
Practice
1: soak the crayfish in water to remove the mud and sand repeatedly rinsed, with a toothbrush to clean the body. Shrimp body to remove dirt, cut off the shrimp whiskers, shrimp tail in the middle of a twist to remove the shrimp intestine clean.
2: garlic and ginger crushed, pepper and pickled pepper cut into sections.
4: frying pan hot oil, put garlic, ginger, pickled peppers sautéed, put the crayfish stir-fry until the shrimp body becomes red, pour into a bottle of beer, on the lid of a small fire to cook for about 15 minutes, into the bell pepper, the right amount of salt to stir-fry, medium-high heat to collect the thick soup can be.
three, sauerkraut crayfish
sauerkraut crayfish
Materials
crayfish, sauerkraut, beer, vinegar, rock sugar, soy sauce, oil, cinnamon, ginger, garlic, coriander, star anise, sesame leaves
Practice:
1, grab the back of the lobster where the head and tail are joined with a brush to clean.
2, take out the sauerkraut and cut into pieces, garlic cut into pieces, ginger slices spare.
3, hot pan pour oil, put ginger garlic, anise, cinnamon and sesame leaves burst incense.
4, the crayfish into the pan and stir fry, stir fry until slightly red, pour half a bottle of beer in the pot, two spoons of soy sauce, three grains of rock sugar, a small handful of peppercorns, a small bowl of sauerkraut juice.
5, then pour into the cut sauerkraut, high heat and cook for three minutes and then turn to low heat, do not have to cover the lid to cook for about 6 minutes and so the crayfish flavored plate.
Fourth, stir-fried crayfish
stir-fried crayfish
Ingredients
crayfish, green onions, ginger, garlic, cooking wine, chicken broth, salt
Practice
1, ready to prepare the raw materials, crayfish clean.
2, the frying pan is heated, burst onion ginger garlic.
3, add crayfish, add some wine and stir fry for two or three minutes.
4, and then add a little water, salt, chicken stir-fry, cover the pot and burn two or three minutes minutes until the crayfish are fully cooked can be, fresh and juicy crayfish on the good.
Fifth, bad crayfish
bad crayfish
Materials
crayfish, bad marinade, cooking wine, ginger, green onions
Practice
1, with a small toothbrush to wash, the crayfish head of the sandbags removed.
2, put water, ginger and green onion knots in the pot.
3, put the crayfish in the pot, add some wine.
4, cook and fish out.
5, put the crayfish into another clean container, pour the appropriate amount of bad marinade.
6, soak for about half an hour to fish out.
Six, Yangmei wine crayfish
Yangmei wine crayfish
Ingredients
crayfish, oil, ginger, Yangmei wine, garlic, peppercorns, chili oil, dried chili peppers, soybean paste, star anise, red soy sauce
Practice
1, the crayfish are first cleaned with a brush, pumping the shrimp intestines.
2, ready to seasoning.
3, hot pan into the oil, warm oil into the onion, ginger and garlic, star anise and peppercorns burst out of the flavor and then turn the heat down to add the soybean paste stir fry flavor.
4, pour into the crayfish and turn the fire has been stir-fried until the lobster color.
5, pour in the plum wine, and then add the dried chili peppers, add the red soy sauce stir fry evenly.
6, pour boiling water to cover the boil cooked, and then add the oil chili stir-fry evenly after the fire out of the pot.
Seven, garlic crayfish
Garlic crayfish
Ingredients
Crayfish, garlic, salt, cooked oil
Method
1, clean the crayfish, and then open the sides.
2, garlic minced garlic, evenly spread on top of the crayfish, and then put salt and heating cooked oil.
3, put the crayfish in a pot of boiling water to steam for 20 to 30 minutes.
eight, white burnt crayfish
white burnt crayfish
Ingredients
crayfish, ginger, green onions, garlic, salt, soya sauce, vinegar, sugar, chicken essence, oil chili, yellow wine
Practice
1, crayfish cleaned into the pot, add salt, yellow wine, ginger, green onion knot.
2, high heat to boil. Medium heat for about 18 minutes to cook completely.
3, another take ginger, green onion, garlic cloves cut into fine powder, add soy sauce, vinegar, sugar, oil chili, chicken made of dipping
Peel the shells, extract the mud intestines after dipping.
Nine, salt and pepper crayfish
Salt and pepper crayfish
Ingredients
Crayfish, green onions, ginger, garlic, red chili, salt, oil
Method
1, ready to prepare the raw materials.
2, crayfish clean, from the shrimp tail in the middle of the flap will pull out the shrimp intestine.
3, hot pan, put a lot of oil, will handle the crayfish into the pan, low heat and slowly fry.
4, the fried crayfish fish out and drain the oil.
5, leave a little oil in the pan, the ginger, onion, garlic and red pepper burst incense.
6, add the crayfish, stir fry a few times and add salt slowly stir fry, so that the salt evenly wrapped in the crayfish.
7, served on a plate, the surface sprinkled with white sesame seeds.
ten, curry lobster tail
curry lobster tail
Ingredients
lobster tail, onions, carrots, curry powder, cooking wine, oil, salt, milk, garlic
Practice
1, hot pot of hot oil, popping a little garlic, stir fry curry powder.
2, pour in onion pieces and carrots, stir fry a few times, under the lobster tail.
3, add a little cooking wine, salt, stir fry evenly.
4, add the right amount of milk or coconut milk, small fire stew until the juice can be.
Cleaning crayfish in 4 steps
1, first soak
Generally speaking, crayfish are now artificially farmed, but there are also some crayfish caught in the wild, so the surface of the crayfish and in the body, may be attached to some dirt. So go home and buy the first crayfish in salt water or vinegar water soak, almost two hours or so, so that the lobster will be inside the body of the dirty things to spit out, and salt water or vinegar water, can effectively kill the surface of the crayfish parasites, bacteria.
2, brush scrubbing
In general, the dirtiest place of the crayfish should be the abdomen, because there are a lot of folds in the abdomen, easy to dirty, but also difficult to clean. So you can choose a brush, or a steel wire ball, and scrub the belly of the crayfish vigorously until you can see the green color of the shrimp meat.
3, cut off the head
We all know that the head of the crayfish is the most heavy metal content, because most of the internal organs of the crayfish are concentrated in the head, so the head of the crayfish should be removed before eating. But the shrimp yolk of the crayfish is also in the head, so it is best to leave the shrimp king when handling the head of the crayfish. When cutting the head of the lobster, cut off the head at a 45 degree angle and then leave the shrimp yolk part.
4, remove the intestines
The intestines of the crayfish will also be dirty, so to remove the intestines of the crayfish is the intestines of the method, it is very simple, grab the two parts of the middle of the lobster's tail, twist left and right, and then drag it out directly. This way the crayfish is cleaned up relatively clean.