Nov 05 2011
During the spawning season of Nile tilapia (Oreochromis niloticus) develop reddish coloration as secondary sex characteristics. One of the attached photos shows clearly the male coloration during the spawning season while the second photo shows the color difference between male and female of Nile tilapia. Note: We decided not to watermark the photos in order not to upset …
Permanent link to this article: https://fishconsult.org/?p=1143
Nov 05 2011
This integration approach has been adopted by some horticulture farms such as gouva and banana. Economic indications are promising. Fertile water when used in horticulture farm would reduced the demand for chemical fertilizers and hence improve the economics of the horticulture farm. In fact, if the right match between fish biomass and horticulture acreage, this …
Permanent link to this article: https://fishconsult.org/?p=1130
Nov 05 2011
Rotation concept has been practiced based on the nature of aquaculture and agriculture in a given region. Attached pictures show the farming of winter agricultural crops (e.g. wheat – alfalfa) in fish ponds. In temperate climates such as in Egypt, and in situations where Nile tilapia leads aquaculture cropping, fish harvest usually takes place before …
Permanent link to this article: https://fishconsult.org/?p=1122
Nov 05 2011
The compatibility between ducks and fish in such integrated system is of top importance bearing in mind that while ducks are warm blooded animals, fish are cold blooded animals. Therefore proper management should be in place including stocking times and rates. For example, when such integrated system is applied in warm water aquaculture in temperate countries, …
Permanent link to this article: https://fishconsult.org/?p=1101
Nov 05 2011
A well-known model of integrated aquaculture-agriculture which has been practiced in countries whereas rice is a key crop. In Egypt, this integrated system is carried out with the support of the government whereas common carp (Cyprinus carpio) is delivered to contributing farms at no cost. The economic advantages of such integrated system include the increase of rice …
Permanent link to this article: https://fishconsult.org/?p=1100
Nov 05 2011
In this model, Nile tilapia (Oreochromis niloticus) has been farmed in concrete tanks in agriculture farms where agricultural crops such as alfa alfa, tomatoes, potatoes, onions, etc., are cultivated. Such integrated farms are located in several locations including Al-Wafra, the location the attach picture shows. In order to facilitate draining, tanks are constructed abovr ground level. Water used in these …
Permanent link to this article: https://fishconsult.org/?p=1094
Nov 04 2011
This photos hows a type of egg incubators used in the commercial hatcheries of Nile tilapia, Oreochromis niloticus. Because of the high cost of imported incubators, these incubators are locally made in Egypt especially in the light of high demand. Note: We decided not to watermark the photos in order not to upset its clarity. …
Permanent link to this article: https://fishconsult.org/?p=1078
Nov 04 2011
These type of incubators for tilapia eggs are in use in medium size and commercial hatcheries (Egypt) 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.
Permanent link to this article: https://fishconsult.org/?p=1072
Nov 04 2011
There are several mullet species inhabiting Bardaweel Lagoon (Egypt) that are collectively represent about 20% of the lagoon catch. This photo shows the fishing gears used in mullet fishery in the lagoon. Note: We decided not to watermark the photos in order not to upset its clarity. However, we trust you will notify us if …
Permanent link to this article: https://fishconsult.org/?p=1066
Nov 03 2011
The fry of this species are collected from the Mediterranean Sea. In regard to growth rate, flathead grey mullet (Mugil cephalus) is showing highest growth rate among mullet species. Because of early collection of its fry in Egypt (September – December), it attains its market size with an average of 300-400 g in a single …
Permanent link to this article: https://fishconsult.org/?p=1061
