How to Start Commercial Grouper Fish Farming Guide for Beginners in India

What are Grouper Fishes: Grouper is nothing but a Fish genera. Fishes belonging to this genera are known as Groupers. This variety of Fish is local to the Philippines. There are many health benefits of eating this Grouper Fish. grouper Fishes are one of the best sources of Vitamins and Nutrients. Grouper Fishes tastes very good than any other Fishes. In the present times, the demand for Grouper Fish is very high in the domestic and International Fish markets. grouper Fish belongs to the family Serranidae and subfamily Epinephelinae. However, many people are unaware of How healthy are this Grouper Fishes. No worries, we will let you know the Health Benefits of Grouper Fishes in this Grouper Fish Farming Guide.

What is Grouper Fish Farming: Rearing of Grouper Fishes is simply known as Grouper Fish Farming. It is also known as Groupers Farming. There are also many people who wish to Start Grouper Fish Farming. But there is no proper Guide for Grouper Fish Farming. So, we have come up with this Guide on Grouper Fish Farming Business. One can get huge Income Returns in Grouper Fish Farming if proper care and management is taken.

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Scope and Importance of Grouper Fish Farming

  • There is a huge Scope for Grouper Fish Farming in the overseas. However, in India, it has been raising in the recent past.
  • There are many Health Benefits of Grouper Fishes.
  • groper Fish Exports from our country to many other nations like Singapore, HongKong, Malaysia, and Japan is increasing.
  • One can gain huge Profits from Commercial grouper Fish Farming.
  • As there is less number of Grouper Fish Gowers, there is high market value for these type of Fishes.
  • The number of individuals collecting Grouper Fishes from the marine waters are increasing that is leading to huge scope for Grouper Fish Farming.
  • Grouper Fish Breeders are also increasing nowadays.
  • In our country, naturally collecting grouper Fish seeds from Wild Waters are serving as a source for this Grouper Fish Farming.
  • In the recent times, knowing the Commercial importance of Grouper Fish Farming, Many of the Indians are venturing into this Enterprise.

Common Name of Grouper Fishes

  • Kalavan in Tamil.
  • Muri Meenu in the Telugu Language.
  • Lal Vetki – Bengali.
  • Gopra and Guri in Kannada.
  • Kalava – Malayalam.

Healthy Benefits of Grouper Fishes

  • Grouper Fishes are the rich source of Proteins. However, they contain fewer calories.
  • They are good for Human Brains.
  • In addition, they also help in increasing the Eyesight and avoid skin diseases.
  • Grouper Fishes can also cure some human diseases like Rheumatoid Arthritis.
  • They are the good source of many Vitamins. In addition, they also contain many Minerals that are necessary for human body building.
  • However, they are good for healthy hearts. in addition, they play an important source of Omega 3 Fatty Acids.

How to Start Grouper Fish Farming Guide

If you wish to Start grouper Fish Farming, it is a good idea. You can go for starting grouper Fish Farming either in any of the following two methods. However, Nursery rearing of Grouper Fishes is mandatory.

Nursery rearing of Grouper Fish: It is the first step of Grouper Fish Farming. It is done either in Pond Culture or Net Cage Culture. The stocking of Fish Fingerlings is done early in small nursery ponds or floating cages. The size of the nursery pond must be 1 to a 1.5m depth and 100m X 100m Width. Stocking of grouper Fish Fingerlings of 5 to 7 cm is done at a rate of 100 per sq.m. The Fingerlings are to fed with Frozen little Fishes. Within a period of 3 to 5 weeks, 10 to 12 cm in size.

Grouper Fish Farming Guide

We can expect a mortality of 8% to 12% either in the nursery pond or net cage. The mesh size of the nursery must be around 1.5m to 2m. The nursery cage must be made of polyethylene netting with the wooden frame supporting. Anchor the metal drums with concrete blocks with 250 to 600 Fish Fingerlings. The Fingerlings are fed with Trash Fishes. Later give Fish Meal which acts a source of Vitamins and Minerals. At the time when the Fish Fingerlings attain a size of 15 to 20 cm, they are further transferred to Net Cages or Brackish Water Pond.

Income Returns in Commercial Pearl Farming

Two Methods of Grow-Out Systems in Grouper Fish Farming

1) Net Cage Culture Method Of Grouper Fish Farming

This method of Grouper Fish Farming includes the following Steps.

a) Site Selection For Grouper Fish Farming Guide: It is one of the major factors to consider for staring a Grouper Fish Farming. It plays a major and important role in Grouper Fish Farming. The site must be free from various predators and the Heavy wind blows. Also, make sure that there is adequate quality water supply in the nearest area. It is an essential component for Net Cage Culturing of Grouper Fishes.

b) Net Cages Construction: The Floating cages are built with polythene nets with Bamboo poles for supporting. The Polythene Netting Material for grouper Fish Farming size is 25 to 45 mm diameter. Two net panels with one fore side and other that form the bottom or base of the Net Cage Pannel. The ropes hold the bamboo tight together where we tie the nets. While to maintain Buoyancy, attach the bamboo frames with Empty plastic gallons.

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c) Stocking Density in Groupers Farming: The Oxygen content is to maintain at approximate levels of 5mg/l. Maintain 28°C to 30°C temperature of the Water in Groupers Farming. Also, maintain 27% to 30% Water Salinity levels and pH of 7.8 to 8.4. Stock the 13 to 16 cm Fishes in the net Cages at a rate of 50 to 60 numbers per sq.mt.

d) Feeding:  Feed the Grouper Fish Fingerlings with Fish Meal or Trash Fishes. the feeding is done either in the morning hours or evening. it is done @4% to 6% of the total body weight of the Grouper Fingerlings. In a month, they attain a weight of 85 to 100 gm. Feeding Management in Grouper Fish Farming acts a major role as it leads to the Income returns in grouper Fish Farming. For marketing, they must attain a weight of 750 to 850 gm. One can get that weight in a period of 7 to 8 months.

e) Harvesting and Yield in Grouper Fish Farming: The Net Cage having the size of 5m length X5m width X3m height yields about 600kg to 650 k in 7 to 8 months. At a stocking period of Fishes having 600 is better to perform Harvesting in Grouper Fish Farming.

2) Pond Culture Method of Grouper Fish Farming

a) Pond Construction: In order to gain good profits in Grouper Fish Farming, Pond preparations needs proper attention during construction. Depending on the Fishing density, construct the Pond. Maintain an average depth of 2m. For easy harvesting, maintain proper leveling at the bottom of the Pond. For the tidal method of Fishing, maintain intertidal zones in the Pond. Maintain proper salinity with an average temperature range of 22°C to 30°C.

To construct the Grouper Farming Pond in 0.2 to 0.3 ha, maintain 1.5m height levels for Water holding with Concrete discs. In an open pond system, remove the green algae frequently that forms due to sunlight. In order to remove the daily water from the Water Pond, constry=uct a pipeline system that also removes the excreta of the Fishes that collects at the bottom of the Grouper Fish Farming Pond.

b) Stocking and Feeding in Grouper Fish Farming Guide: Stock the Pond with Fishes having 9 to 13 cm length @ 40,000 per hectare. Feed the Grouper Fishes twice a day once in the morning and evening. Supply feed @ 8% to 10% of the body weight of the Grouper Fishes.

c) Harvesting and Yield in Groupers Farming: If we maintain the Pond proper and effectively, the Grouper Fishes attain a size of 30 to 35 cm weighing 650 to 800gm. We can get that weight and Size Grouper Fishes ina period of 7 to 8 months. The mortality is around 8% to 10%. In this method of Grouper Fish Farming, we can expect a yield of 19 to 20ton Grouper Fishes per Hectare.

Conclusion:

This is the simple and easy Tips to Start Grouper Fish Farming Guide. We hope you got all the basic and important information that is necessary to Start Grouper Fish Farming Guide. If you have any doubts regarding Cost and Profit Margins in this Grouper Fish Farming Guide, then you can contact us via the comment section.

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