Liming adds minerals that stabilize against drastic pH changes which would kill fry. This method requires a system of interconnected drainages or a number of relift type pumps. Problems occur when fertility builds up. Dense plankton blooms and organic matter encourages fungal growth on the spawning mats, thus killing eggs. Enough fish are left after seining to serve as broodstock.
Fresh water is added to start spawning activity.
Spawning Golden Shiners and Goldfish 1. This is the simplest, least intensive method. Sow ryegrass on the exposed ground or let natural vegetation develop. The grass or vegetation provides an excellent spawning bed. Refill the pond and stock the broodfish.