Spawning aid for fish culture

摘要

The mesh-sided cages (1) are positioned where the fish roe and the spawn collectors comprise shaped strips (9) set vertically over the cages. The fish rub over the strips and the spawn is collected to drop into the cages.The cage floors are covered with marine plants and the entry side of the water flow through the cages has absorbing panels (17) to generate a warm water flow through the cages.