This category hosts the key farmed species of fin-fish, shell fish, seaweed and others including those grown in various environments (e.g. warm water, cold water, freshwater, marine water)
Mar 22 2012
Credit: Kevin Fitzsimmons (USA) Seaweed (Gracilaria sp.) from shrimp-seaweed polyculture pond in Sigli, Aceh, Indonesia 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 is expected and will be appreciated. [important][/important]
Permanent link to this article: https://fishconsult.org/?p=3179
Mar 19 2012
Credit: George Triantaphyllidis (Lamans, Greece) This photo shows a cage farm in western Greece. In fish farming of seabass and seabream in sea cages stocking density is between 20-30 kilos/m3 and leads to the production of marketable size fish (300-450 gr) in 14-17 months Note: We decided not to watermark the photos in order not …
Permanent link to this article: https://fishconsult.org/?p=3147
Mar 19 2012
Credit: George Triantaphyllidis (Lamans, Greece) This photo is taken from a typical cage farm in Greece for European seabass (Dicentrarchus labrax) and gilthead seabream (Sparus aurata). The cages are installed in depths of more than 30 m. Each cage has a perimeter of 60 meters. The net can go up to 10 meters depth. Every cage …
Permanent link to this article: https://fishconsult.org/?p=3141
Mar 19 2012
Credit: Jorge Valdiviezo (Mexico) Unidad de Producción semintensiva de tilapia, cuenta con ocho estanques de concreto que en total conforman 184 m3, el promedio de producción anual es de 1.2 toneladas. Note: We decided not to watermark the photos in order not to upset its clarity. However, we trust you will notify us if you …
Permanent link to this article: https://fishconsult.org/?p=2802
Mar 19 2012
Credit: Rayner Pitt (United Kingdom) This photo shows one of the first sandfish (Holothuria scabra) pens that were constructed in Vietnam. Upon the construction, it was thought the pen walls had to stand higher than the surface of the sea. Later it was realized that fences standing only about 50cm above the sea floor were …
Permanent link to this article: https://fishconsult.org/?p=2440
Mar 17 2012
Credit for the video: Fish Culture Development course (2010) – Spanish speaker group, description: Abdel Rahman El Gamal In mouth fish brooders such as the key farmed tilapia, a female incubates fertilized eggs till hatching. The incubation period is directly related to water temperature and can range from as short as 3 days to as long …
Permanent link to this article: https://fishconsult.org/?p=3036
Mar 17 2012
Credit for the video: Emmanuel Ohene Marfo (Ghana) Description: Abdel Rahman El Gamal Such as the case with silurid fishes, it is almost impossible to hand strip the sperm from the male of African catfish, Clarias gariepinus. Therefore and as seen in this video, testes of a sacrificed male are used for the artificial fertilization of catfish eggs. Testes …
Permanent link to this article: https://fishconsult.org/?p=3023
Mar 11 2012
This video shows how the 2-person crew check the spawning of Nile tilapia (Oreochromis niloticus) in open hatchery system using hapas in earthen ponds. The crew are working at both sides of the spawning hapa. The gradually crowd tilapia broodstock to facilitate their handling. The intervals between checking depend on water temperature and target product whether fry …
Permanent link to this article: https://fishconsult.org/?p=2906
Mar 10 2012
This project proposal has been developed by a working group who participated in Fish Culture Development training course in 2011 under the supervision of Dr. Abdel Rahman El Gamal. The main focus of this project proposal is cage farming of Nile tilapia (Oreochromis niloticus), and African catfish (Clarias sp.) in Lake Chad. The document included the …
Permanent link to this article: https://fishconsult.org/?p=2866
Mar 10 2012
Credit: Mohamed El Gazaar (Egypt) Supply of water, aeration and removal of solid wastes As shown in the photo the supply of water is done at an angle of 45o. Placing the aerators at the same angle helps to circulate and move tank water in one direction which will lead to better oxygenation of tank …
Permanent link to this article: https://fishconsult.org/?p=2851
