Recirculating Aquaculture System
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After years of development, Zhongshan eWater Aquaculture Equipment Technology Limited has gained strong capabilities in production and R&D, which allows us to develop new products to keep close up with industry development. Having carried out multiple tests, our technical staff has proved the use of technology ensures Mud crab farming indoor ras aquaculture system for sale performance can be fully played out.Customers engaged in the field(s) of Aquaculture Trap speak highly of our product. In this technology-driven society, 2014 focus on improving R&D strength and keep developing new technologies so as to increase our competitiveness in the industry. We aim to become one of the leading enterprises in the market.

Product Type:Aquaculture TrapsPlace of Origin:Guangdong, China
Brand Name:ewaterModel Number:ERAS-C
Use:CRABProduct name:Plastic crab farming boxes for vertica mud cab aquaculture
Application:indoor crab farming equipmentWater:Fresh or salt water
Factory Visit:availableApplication filed:Modern RAS for crab
Main Equipment:sand filter, drum filter, UV sterilizerFish Species:crab

About RAS
Essentials of Succesful RAS Farming
1. Filtration:removal of organic matter in the form of settleable solids is the first cleaning step in RAS.
2.Monitoring parameters: a RAS farmer has to make sure that all the important water quality parameters are kept optimal at all times.
3. Feeding strategy: a RAS feed needs to precisely meet the nutritional requirements for optimal and efficient growth.
4.Off flavour control
5.Health management: health management is a critical factor in the profitability of fish farming business, where both experience and expertise are vital.
Crab House
Crab House is an indoor factory stereo aquaculture using recycling water equipment which designed for avoiding conventional breeding pattern of low survival rate and higher risk, such as ordinary pound farming, the sea aquaculture and large indoor pool aquaculture.
In the process of breeding, it will not change the life habits and growth principle of crabs because Crab House’s breeding pattern has not much different with traditional breeding mode, though it might shorter the growth cycle, it is not thatobvious.
We just separate crabs to stop killing each other in order to improve survival rate. This factory recycling water treatment system make good quality water temperature conditions for crabs to grow better, avoiding diseases and water quality deterioration. Also indoor aquaculture can evade a lot of natural disaster climate which impact on traditional aquaculture and through means such as temperature control to decide the time to market in advance or delay to make more profits ( this is similar to green house of planting fruits and vegetables). indoor aquaculture equipment crab house, mud crab, crab traps.
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1. Can crab be farmed?
Crab fisheries are fisheries which capture or farm crabs. True crabs make up 20% of all crustaceans caught and farmed worldwide, with about 1.4 million tonnes being consumed annually. The horse crab, Portunus trituberculatus, accounts for one quarter of that total.

2. How long does it take crab to grow?
During the first two years both sexes grow at similar rates but after two years the female crabs grow more slowly than the males.Sexual maturity may be reached at three years. At 4 to 5 years of age, a Dungeness crab can be over 6 1/2 inches in shell widthand weigh between 2 and 3 pounds.

3 Is crab farming profitable ?
Mud crabs have high demand and price in the export market as well as in local markets due to their flesh and high rapid growth rate. Commercial mud crab cultivation is one of the lucrative and profitable aquaculture business in many counties crabs are being farmed commercially in many parts of the world.

4 How often do crabs reproduce?
In a perfect world, a female crab in the Chesapeake Bay might produce as many as eight broods of roughly 3 million eggs each in two years, totaling up to 24 million eggs.

5 What do mud crabs feed on?

In the natural environment, mud crabs eat mainly shellfish and crustaceans. This is difficult to achieve in aquaculture
conditions, so alternatives are used. Overseas it is common practice to feed trash fish or fish waste or other waste streams;however, this can be inadequate for maximum growth
Company Profile
Zhongshan eWater Aquaculture Equipment Technology Limited is a professional company engaged in design, production and sales of Recirculating Aquaculture System as well as aquaculture equipment.

Ewater is focused on the development and manufacturing of industrial recirculating aquaculture system solutions, and its product design and production, including drum filters, protein skimmers, biological filters, aeration equipment, disinfection equipment, heat pumps and water quality monitor equipment.

We work with top-level aquaculture research institutes and experts to develop best solutions for our customers in aquacultrure industry. Our engineering team is committed to develop best practices for each equipment and RAS based on customers' needs.

We continue to be reliable and honest in what we do and how we act.Our mission is to improve sustainability and profitability for customers, and be a valuable partner for customers' long-term business.
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Our mission is to improve sustainability and profitability for customers, and be a valuable partner for customers’ long-term business.

They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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