水族

红莲灯鱼

Paracheirodon axelrodi

可以把它看作霓虹灯鱼更讲究的表亲：从鼻尖到尾巴都通红，在柔软温暖的水中最开心。

Difficulty

moderate

Care tips

• Provide 75 L or more, heated to 24-28 °C
• Keep soft, slightly acidic water; hard water shortens their lives
• School 8+ over a dark substrate for the deepest reds
• Change 25% of the water weekly with a good dechlorinator
• Offer small flakes, micro pellets, and frozen brine shrimp

Common questions

Typical guidance for a healthy cardinal tetra — your own conditions (and your vet, for animals) come first.

Related guides

• 非洲侏儒蛙 A fully aquatic frog with terrible eyesight and great enthusiasm — mealtimes work best hand-delivered to its nose.
• 阿曼诺虾 The workhorse of algae control — bigger and bolder than cherries, and famous for eating hair algae others refuse.
• 神仙鱼 平时优雅从容，直到繁殖季，这种高鳍慈鲷才会清楚地想起自己属于哪个家族。
• Axolotl 一只永远微笑、不会长大的蝾螈，喜欢凉水，并会以十年的陪伴回报您。
• 斗鱼 A hardy, personable fish that still needs a heated, filtered, CYCLED tank — not a bowl.
• 胡子异型 明智的异形鱼之选：体长不超过 15 cm，勤勤恳恳清藻，干活时还像长着一撇触须胡子。