红玛丽 hóng mǎ lì

红玛丽，花鳉属一种由人工培育出的淡水观赏鱼类。分布于墨西哥。旱高鳍玛丽鱼杂交培育出来的一种小型热带鱼。体呈梭形，长5～6厘米，雌雄均全身绝色，别具一格，令人喜爱。红玛丽鱼对水质要求不严，喜欢含有微量盐分的水，适宜水温为20℃～24℃。如温度长期偏低，容易患病。例如，在水温低于18℃时，易患水霉病。食性杂，能刮食箱壁上的藻类和水草，故有水族箱“清洁工”的美称。性情温和，易于混养。由于黑玛丽鱼喜欢弱碱性的硬水，所以不宜与脂科的热带鱼混养。幼鱼可喂食小型蚤类等鲜活饵料。5个月性成熟，繁殖周期为35天左右。

百度翻译提供：

Red Mary, a freshwater ornamental fish cultivated artificially. Distributed in Mexico. It is a small tropical fish bred by hybridization of dryland high fin Mary fish. The body is fusiform, 5 ~ 6cm long. Both men and women are beautiful all over the body, unique and lovable. Red Mary fish has no strict requirements on water quality. It likes water containing trace salt. The suitable water temperature is 20 ℃ ~ 24 ℃. If the temperature is low for a long time, it is easy to get sick. For example, when the water temperature is lower than 18 ℃, it is easy to suffer from water mildew. It has miscellaneous feeding habits and can scrape algae and aquatic plants on the wall of the aquarium, so it is known as the 银行卡cleaner银行卡 of the aquarium. Mild temperament, easy to breed. Because black Mary fish likes weak alkaline hard water, it is not suitable to be mixed with tropical fish of lipoid family. Young fish can feed fresh bait such as small fleas. The reproductive cycle is about 35 days.