Uganda's Ministry of Agriculture said on Sunday that a usual phenomenon caused by hypoxia may have led to the deaths, although people in the area told Reuters the death rate was much higher than in the past.

Teddy, now Gadea is a fishmonger in Qi, Gong Gu told us, and then you use really in the lake has become very polluted.

That may also be one of the causes.

Our Children swim in the water sometimes mostly the young ones go swimming without their parents knowledge now with fear.

The water they swim in is what is killing the fish.

We don't know the cause.

We do not know how hard it is going to become and where we will end up way.

Over the last few years, agricultural chemicals from industry farms and settlements near Lake Victoria have put stress on the environment on the people.

We have also Amos, where Manya is a campaigner for Greenpeace Africa.

All these stressors are perfecting the leg.

They're also affecting the 300 over three milion libraries that depend on this resource.

The Ministry of Agriculture ruled out poisoning, saying only the Nile perch species have been affected by the phenomenon.

In a statement, it said that it is suspected the recent storms on the lakes caused mixing of the different waters, thereby reducing the oxygen levels.

On that further tests were being conducted the determine the definitive reason behind the deaths.