金鱼大体分为草金鱼、文种金鱼、龙种金鱼和蛋种金鱼四大类,可通过杂交而获得更多的新品种。家庭常见的观赏金鱼有寿星头、水泡星、大尾金、鹤顶红、双尾黑、银条翅等。1.设备及环境(1)场地应选择开阔、通风、向阳处。(2)容器可选用直径150厘米,深40～45厘米的木盆;或直径60～8 Goldfish are roughly divided into grass goldfish, goldfish species, dragonfly goldfish and egg goldfish four categories, can be obtained by crossing more new varieties. Goldfish watching the family have a common birthday, bubble stars, big tail gold, crane red top, double tail black, silver fin and so on. 1. Equipment and Environment (1) The site should be open, ventilated, sunny place. (2) The container can use a diameter of 150 cm, 40 to 45 cm deep tub; or diameter of 60 to 8