Credit: Khamis killei John (South Sudan)
This photo was taken in a Chinese hatchery. The Spawning tank shown in the photo has a circular shape with a depth of 1.5m and diameter of 12 meters. The water inlet in the wall of the tank is on highest on 1.0m while the outlet in the centre leads to the collection point of eggs. Fish spawned in these tanks are Chinese carps including grass carps, silver carp, bighead carps and others.