CULTIVATION TECHNIQUES OF PEARL CATFISH (Clarias sp.) IN THE PARIKESIT COMMUNITY GROUP OF SUMURGUNG VILLAGE, TUBAN DISTRICT, TUBAN DISTRICT, EAST JAVA

Abstract

Cultivating PEARL catfish in the Parikesit Community Group, Sumurgung Village, Tuban District, Tuban Regency, East Java, goes through several stages, such as seeding, enlargement, and water quality management. Hatchery starts from parent maintenance, spawning, and seed maintenance. Enlargement is the stage of raising the seeds to consumption size. Feed with nutritional content can meet the needs of fish. Water quality management is also carried out so that pool water remains optimal and minimizes disease. The aim is to understand and know, as well as the business prospects contained in the cultivation of PEARL catfish (Clarias sp.). The field practice method uses descriptive methods, by observing and following all the activities of PEARL catfish (Clarias sp.) cultivation techniques. Parent maintenance in a concrete pond measuring 4.5 m x 4 m, 6 males and 11 females. Pool preparation by removing the water, cleaning the pool walls, and refilling the pond water. The success of the fertilized egg can reach an FR value of 85.84%. The enlargement technique was carried out in a round tarpaulin pond with a diameter of 3 m, media preparation by spreading krosok salt and probiotics, grading was carried out once a week, and growth monitoring. The feed given to Pearl catfish was natural food Tubifex sp. and artificial feed in the form of PF100, PF500, and PF1000. Water quality management was carried out to maintain water quality to remain stable with regular water changed and calcification of ponds.