Rainbow trout, carp, crucian carp, perch, roach, sturgeon, pike and catfish raised in Pertnieki, Latvia, are grown in ponds with clear, running water. The ponds once used to be dolomite deposits. After the work in the deposits had been discontinued, the quarries were filled with water naturally and water reservoirs were formed. Later they were equipped for fish farming. The ponds are to 10 metres deep, the quantity of water and the stream are supported by springs. The trout grow naturally, feeding on both small fish like crucian carp and ecologically clear fish food produced in Finland.
Rainbow trout, carp, crucian carp, perch, roach, sturgeon, pike and catfish raised in Pertnieki, Latvia, are grown in ponds with clear, running water. The ponds once used to be dolomite deposits. After the work in the deposits had been discontinued, the quarries were filled with water naturally and water reservoirs were formed. Later they were equipped for fish farming. The ponds are to 10 metres deep, the quantity of water and the stream are supported by springs. The trout grow naturally, feeding on both small fish like crucian carp and ecologically clear fish food produced in Finland.