North Korea is expanding the number of solar powered fish farming facilities in Pyongyang’s Taedong river, the DPRK’s state run Korean Central Television (KCTV) and satellite imagery show.

Various DPRK news outlets covered the first mobile, solar powered, floating fish farm in November 2015 after a visit from North Korean leader Kim Jong Un. Since then others have appeared in the river, which winds through the capital city.

“These fish farmers are installing new solar panels by the square meter and are able to supply fish via wireless control,” the KCTV segment says, before adding the farm produces different kinds of