Production systems

Research into the use of recirculating aquaculture systems (RAS) addresses the question of how to achieve profitable production while consistently recycling water and nutrients with minimal fresh water demand and waste production. M Buric et al, University of …

This is the second of a series of three articles that focuses on biosecurity in aquaculture. The aim is to provide baseline information for the aquaculture community. In the first article, we focused on biosecurity at the international level. In this article, …

Anyone dining out in many countries and certainly England would expect to find prawn cocktail as a starter on the menu, although in fact the crustacean they are eating may well be shrimp. Most diners will not give much thought as to the origin of the crustacea…

This is the first of a series of three articles that focuses on biosecurity in aquaculture. Far from pretending to be guidelines, the aim of this article is to provide baseline information for the aquaculture community regarding the importance and complexity o…

Research by A. M. Abdelhamid and Ahmed Ismail Mehrim, Al-Mansoura University and I.A.Radwan and A.F.Abdelhamid, Al-Hamoul Fish Hatchery looks at the possibility of reducing cannibalism among newly hatched catfish (Clarias gariepinus) fry by grading.

Two genetically improved tilapia strains (GIFT and Akosombo) have been created with Oreochromis niloticus (Nile tilapia), which is native to Africa. In particular, GIFT has been shown to be significantly superior to local African tilapia strains in terms of gr…

This study by Ahmed Mohamed Nasr-Allah et al was carried out in order to understand the technical and economic characteristics of different Egyptian Nile tilapia (Oreochromis niloticus) hatchery systems. Hatchery operators at fifty tilapia hatcheries in four g…

Many farmers have been unable to successfully breed African Catfish. Several attempts made have given unfruitful results. In this guide, Lanre Ogunsina lists his own simple 19 proven steps to efficiently breed the African Catfish.