Category Archive: Machinery used in fish farms

This part includes the machinery used in the construction of fish ponds. This is in addition to the machinery used in filling and draining of fish ponds such as pumps. Different types of aerators and filters are included in this category

Mar 24 2016

Air-lift pumping (Video)

Video ownership: Skip Kemp Use permission has been granted for the use on this channel/site. Source: www.fishconsult.org     This video has been prepared as a component in online aquaculture course. Clear instructions on how to pump water with air is covered in this video which demonstrates the set-up for the airlift experiment lab.  

Permanent link to this article: http://fishconsult.org/?p=13235

Mar 28 2015

Recirculated tunnel tilapia culture in Grahamstown, South Africa

Credit: Nick James (Rivendell Hatchery – South Africa)         This tunnel grow-out tilapia farm is located in Grahamstown, South Africa. Red tilapia (O. mossambicus is the fish grown in this farm). Each greenhouse measures 46×8 meters. There are 20 tanks under the greenhouse of 7000 l each; water depth in the tanks …

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Permanent link to this article: http://fishconsult.org/?p=12504

Sep 05 2014

Mechanical control of aquatic plants in fish ponds

Both photos show the cut-plants which resulted from mechanical devices whether mechanized cutters in Egypt or handy cutters in Mexico. Regardless the place, the same rules apply as long as the weed cutting is done in the presence of fish stocks. The effectiveness of weed cutting is only achieved when all cut weeds are immediately …

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Permanent link to this article: http://fishconsult.org/?p=11649

Jun 05 2014

Use of air injectors in a marine fish farm in Egypt – Video

This video was filmed in a large marine fish farm in Egypt. during May 2014. The key species in the farm are gilthead seabream (Sparus aurata), European seabass (Dicentrachus labrax) and meagre (Argyrosomus regius). The relationship between the capacity of the air injector and fish biomass has been established by the farm as a 3-hp …

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Permanent link to this article: http://fishconsult.org/?p=10941

Apr 08 2014

Constructing a simple net grader for tilapia or catfish fry in Benin

Photo credit: Ismael Radwan (Egypt) Description: Abdel Rahman El Gamal The two photos show a simple 2-unit fish grader made of a metal frame and netting materials which are locally available in Benin. As expected, the inner unit which is smaller and shallower should be made of larger-mesh net to enable larger size fry to …

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Permanent link to this article: http://fishconsult.org/?p=10693

Oct 23 2012

Aerating shrimp ponds in Thailand

Credit: Worawut Koedprang (Thailand) The photo shows the aeration of a shrimp earthen pond using paddle wheels. The power of aerators (in horse power) and its positioning is important not only for providing sufficient air and so oxygen to farmed shrimp but also to create water circulation that direct pond sediments to settle in the center …

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Permanent link to this article: http://fishconsult.org/?p=6610

Dec 11 2011

Aeration and use of disinfecants in intensive farming of whiteleg shrimp, Liptopenaeus vannamei in Vietnam

Credit: Han Huong (Vietnam) This photo shows an intensive farm for whiteleg shrimp (Liptopenaeus vannamei). The farm is located in Khanh Hoa Province (Vietnam). The significat aeration system indicates the level of farming intensification. Moreover, tanks seen on pond dike include a proper disinfectant which is prepared for disinfecting farming gears and equipment used on the farm. Note: We decided not to …

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Permanent link to this article: http://fishconsult.org/?p=1877

Dec 11 2011

Use of electrofishing in fish sampling and harvesting

Electrofishing is a fishing technique that is primarily used in freshwater to collect broodstock from lakes and reservoirs where other sampling or harvesting techniques cannot be used. The photos show electrofishing boats which represent a common means of this practice. Electrofishing is designed to operate on fish nervous system and hence leads to temporarily stunning …

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Permanent link to this article: http://fishconsult.org/?p=1870

Nov 07 2011

Fish ponds enjoy gravity water

Topographic survey will be required to determine whether or not a given fish farm can enjoy gravity water. Note: We decided not to watermark the photos in order not to upset its clarity. However, we trust you will notify us if you wish to use a picture or more. This will be appreciated. [important][/important]

Permanent link to this article: http://fishconsult.org/?p=1282

Nov 07 2011

Use of traditional water wheels in lifting water to fish farms in Egypt

Water wheels which were traditionally in use in agriculture are used in the present to lift water required to some fish farms in Egypt and some other countries. Based on water wheels users, it is claimed that water wheels are efficient in lifting water and also more durable with less incidences of breakdowns and operation maintenance. …

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Permanent link to this article: http://fishconsult.org/?p=1276

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