推荐回答(5个)
这是由于观赏鱼运输后的应激反应,鱼体内粘液分泌增多,而鱼缸不能过滤掉这些,所以这种现象会出现在新的鱼缸中。
如果提前提高鱼缸水质,水体中有益微生物菌群丰富,鱼缸水体较大(即鱼类养殖密度较低),并配备了强力过滤器,鱼缸一般不容易出现这种浑浊现象。
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具体原因分析及对策
为什么新鱼缸的水质容易浑浊?
观赏鱼过度应激
观赏鱼从购买到鱼缸,都受到刺激,如途中颠簸、水质变化大、水温差和环境变化等,会使观赏鱼产生应激反应。观赏鱼为了缓解和适应外界环境的变化,会分泌大量粘液。这些粘液成分主要是蛋白质。
鱼类粘液中含有溶菌酶、凝集素、蛋白水解酶、黄原酶、免疫球蛋白、C-反应蛋白、载脂蛋白A-1和抗菌肽等生物活性物质,为鱼类抵御病原体提供了直接保护。
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鱼缸水微生物群落尚未建立和完善,过滤系统不能及时去除鱼缸中的杂质
除了鱼体分泌的黏液外,还有鱼体排出的代谢废物,过滤器本身不能或不能及时清除。
如何防止新水箱混水?
一般认为,新鱼缸的养鱼量应逐步增加,饲料应逐步增加。人们常说要在新的水箱里加入消化细菌。
然而,通过其他方法不一定能够更快地稳定鱼缸的水体。
尽可能降低观赏鱼的应激反应
正确科学地运输观赏鱼,采取安全有效的入池措施,在鱼缸初期保持环境安静、黑暗,也能帮助观赏鱼安静,更快地适应新的环境,减少粘液的分泌。
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合理鱼群密度
合理的密度,或密度越低,鱼缸水质越稳定,前期不易出现白浑浊、腥味的现象。
当它稳定的时候,诱饵它
一般来说,观赏鱼在进入鱼缸前2-3天不喂食。它们需要在稳定后进食,并有良好的食欲,使它们能够尽可能地消化和吸收食物,从而降低饲料引起的水的浑浊。
使用旧过滤器
虽然是一个新的鱼缸,养的观赏鱼也是新买的,如果使用旧鱼缸的过滤器,情况会大大改善。一般情况下,过滤器只清洗过滤棉的上层,下面几层和填充的陶瓷环会保留活性微生物。如果提前使用,可以很好地提水(3-5天),养殖后水质不易出现。你也可以连接一些鱼缸里的老水,效果和原理是一样的。
[扩展和扩展]
新鱼在鱼缸中的操作要合理(减少温差,防止观赏鱼受到惊吓)。观赏鱼摄食前要使其适应鱼缸的环境,以增强鱼缸的光照。它不仅有利于鱼缸水质的稳定,也有利于观赏鱼更快更好地适应新环境。
除了新鱼缸容易混浊外,在日常管理过程中还应注意控制水质状况。注意摄食密度和摄食量,特别是在高温期,观赏鱼食欲旺盛,排泄量也较多。要增加换水频率,或减少投料和人工清除鱼缸底部杂质,以保证鱼缸水质稳定。
颗粒杂质多,新买的鱼缸内颗粒杂质没有清理干净就会出现浑浊现象;气压低,鱼缸内如果气压低的话也容易造成水浑浊;阳光照射时间过长,阳光照射后导致浮游生物繁衍速度加快从而造成水浑浊。
新买的鱼缸水浑浊,是因为鱼缸内的杂质,微生物,化学物质比较多,所以看起来是水是浑浊的。
鱼食不干净 对水质造成了影响;尤其吃后便出的粪便更加造成了缸内的浑浊,很难去除。建议更换新水 免得鱼儿生病。
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