FISH CULTURE

Seeds of fish to be stocked and cultivated in ponds, floating net cages and cages should be checked beforehand health. In the selection of fish to be stocked seeds should be healthy and have the same size so that growth can be together until the harvest. Some criteria for healthy fish seed is as follows: A. Having the same size and brightly colored B. when the fish move in the water, the fish must be agile and nimble C. The fish should be healthy and free from germs D. fish seed should be complete no defects and injuries due to transport or pathogen infection. E. The position of the body in the normal water F. If the water in the container is rotated, fish will be swimming against the tide turns.

Physical characteristics coral trout grouper Body elongated fish and upright on the head, body and the central part of the fin gray colored green, red or orange-reddish brown with spots have dark blue spots on the edges. At the head has a diameter of freckles freckles eyes or greater on the coral grouper melody generally rough spots of blue spots on the body elliptical but instead on the coral grouper smooth melody freckle freckle has a rounded shape and smaller in size. Freckle spots located at the rear of the body has a round shape and small size while the bottom of the head and the body does not have blue spots but there is a blue dot on the base of its pectoral fins. At the end of the tail fin grouper sunu flat shape of the fin tip there is a white line while the dorsal fin spines, there are as many as seven to eight

koi fish. koi fish is a species of freshwater fish, koi fish live in the crystal clear waters. koi fish including ornamental fish are widely kept as a fish that has a high value. color of koi fish are very diverse kinds. water quality standards for the maintenance of koi fish is temperature 20-25 degrees Celsius. 7-8 pH, dissolved oxygen is greater than 5 mg / liter, NH3 less than 0.02 mg / liter, turbidity 40-60 cm, carbon dioxide 2-11 mg / liter, less than 0.05 ppm nitrite, alkalinity greater of 20 mg / liter, total hardness greater than 20 mg / liter.

goldfish with beautiful colors. The fish used as a pet fish at home. goldfish live in freshwater with clear water conditions, a lot of oxygen and low temperatures. the goldfish with a beautiful color is very entertaining owner, goldfish are not used as food.

comet ornamental fish, this fish is a type of carp that live in fresh water, these fish have a variety of colors, the dominant colors are red, white, yellow, black. many kept in a private pool near the residence. This fish food in the form of artificial feed mill.