He expected the lake to return to normal levels when water restrictions were lifted.
"We monitor the condition of the water in times of reduced flow to allow us to manage any negative effects," he said.
He added paddle boats were unable to operate in the low level of water, although a condition of their lease was that water levels were not guaranteed. He had not identified any effect on the duck population.
The situation was similar at Henley Lake, which was closed for any recreational activities due to toxic algae bloom. "The lake will reopen for recreational water activities once the weather turns colder and we have significant rainfall, which will cause the [algae] population to decline."