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What do you mean by intensive and extensive fish farming?

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What do you mean by intensive and extensive fish farming?

to fish farming conducted in medium- to large-sized ponds or water bodies; the fish production relies merely on the natural productivity of the water which is only slightly or moderately enhanced. Intensive fish farming, on the other hand, implies that the quantity of fish produced per unit of rearing area is great.

What is intensive system in aquaculture?

In the map describing intensive aquaculture systems the input functions of supplying water, stocking and feeding are always applied while fertilizing and providing light are presented as optional. Intensive systems maintain high stocking levels and high feeding rates to maximize the production.

Which method is best for fish farming?

Types of fish farming methods and systems

  • Extensive Fish Farming.
  • Ranching.
  • Cage system is one of the types fish farming methods.
  • Pond system is one of the types fish farming methods.
  • Tank sytem is one of the types fish farming methods.
  • Raceways system is one of the types fish farming methods.

What is extensive fish farming system?

1-Extensive Fish Farming: Extensive fish farming utilizes natural photosynthetic production of food (algae, plankton, mollusks, crustaceans) to feed the fish. This type of farming isn’t the most productive, but it requires little labor, low overhead, and very little input from the farmer.

What are examples of intensive farming?

Examples

  • Wheat (modern management techniques)
  • Maize (mechanical harvesting)
  • Soybean (genetic modification)
  • Tomato (hydroponics)

What is difference between extensive and intensive farming?

Intensive Farming is a farming method that uses higher inputs and advanced agricultural techniques to increase the overall yield. In contrast, Extensive Farming is one in which more and more land is brought under cultivation to increase the output produced.

Which conditions are controlled in intensive fish farming system?

Intensive Aquaculture Important environmental conditions is under control, measuring water temperature, dissolved oxygen, pH and salinity.

What are the benefits of intensive farming?

Advantages

  • One of the fundamental advantages of intensive farming is that the farm yield is extremely high.
  • With the help of intensive farming, supervision of the land becomes easier.
  • The farm produce such as fruits and vegetables are less expensive when intensive farming techniques are employed.

What are the 3 types of fish farming?

Types of fish farming systems

  • Completely closed system that is called integrated recycling system.
  • Flow-through/raceway that is called semi-closed system.
  • Open system that is called floating cage system.

What are the 3 main types of aquaculture?

Particular kinds of aquaculture include fish farming, shrimp farming, oyster farming, mariculture, algaculture (such as seaweed farming), and the cultivation of ornamental fish.

What are the characteristics of extensive fish farming?

Extensive farming involves no feeding and no, or minimal, fertilization, semi-intensive some supplementary feeding and fertilization, and intensive steady supply of feed and fertilizers. The more intensive the production, the higher is the density of farm organisms in the farming medium.

What are the three main types of aquaculture?

How is fish farming in recirculating aquaculture systems ( RAS )?

FISH FARMING IN RECIRCULATING AQUACULTURE SYSTEMS (RAS) Louis A. Helfrich and George Libey Department of Fisheries and Wildlife Sciences Virginia Tech INTRODUCTION AQUACULTURE (farming of fish under controlled conditions) is a growth industry striving to satisfy a growing market for food fish. It currently is one of the fastest

How is fish farming practiced in the tropics?

As fish farming practices are very diverse, we have chosen to limit ourselves to small-scale freshwater fish farming in the tropics. And, as pond fish farming is the most common form of fish cultivation in these areas, the information provided focuses on pond construction and pond management.

What do you need to know about catfish farming?

These catfish are being grown under several production systems and with various degrees of management. Successful catfish farming generally requires constructing facilities; controlling water quality; rearing, stocking, and feeding fish; and harvesting and marketing the fish crop.

How big of a pond do you need for catfish farm?

Ponds can be installed on sloping upland valleys or on nearly levelland. The number, size, and shape of ponds are often limited by soils, topography, and available water supplies. Catfish farms may