替草缸換水 - 水族

By Ethan
at 2008-04-29T18:59
at 2008-04-29T18:59
Table of Contents
恩...針對自來水傷不傷硝化系統這問題嘛~
其實我以前文章跟很多推文都有提過XD
菌群附著在濾材上時會分泌BIOFILM也就是
生物膜,一方便幫助自己附著於濾材一方
面幫菌群擋掉外來物質的侵擾,生物膜本
身就像個牆壁一樣把許多對菌群有害的物
質阻絕在外頭! 所以常有人說硝化菌是很
頑強的! 一定濃度以下的某些藥物不會對
其造成大傷害! 當然一般自來水的餘氯對
硝化系統來說是沒有什麼殺傷力的
要注意的反而是戊二醛這東西!這種殺菌
劑可以完全穿透並瓦解生物膜,所以殺
硝化菌的能力遠遠高於自來水中的餘氯!
因此在非全草缸的地方不要亂加......
全草缸的用量也要注意! 常聽到有人在
純養魚缸亂加死魚的例子!
而自來水中餘氯在何時會對硝化系統有
大影響呢? 在洗過濾器和剛洗完過濾器
的時候! 洗過濾器時因為人為的破壞會
造成生物膜的破損,因此這時只要極低
的毒物濃度就會造成菌群的死亡! 所以
我們才說洗過濾器要用原缸水洗! 洗過
濾器和大量換水及大修草不要在同一天!
而平常沒動到過濾器生物膜完整時自來
水餘氯對硝化系統是幾乎沒殺傷力的!
換水對水族箱來說是非常重要的廢物排
除管道! 千萬不要再聽一些老闆說什麼
換水會讓生態不穩定這種話囉! 自然界
隨時都在100%換水的! 一般淡水水域的
新水和原水水質變動其實也不低! 除非
是海水魚那樣生活在一年四季水質皆保
持絕對穩定的超大水體大洋,或是無法
自行調節滲透壓的軟體動物,才需要考
慮太常換水造成的震盪
--
其實我以前文章跟很多推文都有提過XD
菌群附著在濾材上時會分泌BIOFILM也就是
生物膜,一方便幫助自己附著於濾材一方
面幫菌群擋掉外來物質的侵擾,生物膜本
身就像個牆壁一樣把許多對菌群有害的物
質阻絕在外頭! 所以常有人說硝化菌是很
頑強的! 一定濃度以下的某些藥物不會對
其造成大傷害! 當然一般自來水的餘氯對
硝化系統來說是沒有什麼殺傷力的
要注意的反而是戊二醛這東西!這種殺菌
劑可以完全穿透並瓦解生物膜,所以殺
硝化菌的能力遠遠高於自來水中的餘氯!
因此在非全草缸的地方不要亂加......
全草缸的用量也要注意! 常聽到有人在
純養魚缸亂加死魚的例子!
而自來水中餘氯在何時會對硝化系統有
大影響呢? 在洗過濾器和剛洗完過濾器
的時候! 洗過濾器時因為人為的破壞會
造成生物膜的破損,因此這時只要極低
的毒物濃度就會造成菌群的死亡! 所以
我們才說洗過濾器要用原缸水洗! 洗過
濾器和大量換水及大修草不要在同一天!
而平常沒動到過濾器生物膜完整時自來
水餘氯對硝化系統是幾乎沒殺傷力的!
換水對水族箱來說是非常重要的廢物排
除管道! 千萬不要再聽一些老闆說什麼
換水會讓生態不穩定這種話囉! 自然界
隨時都在100%換水的! 一般淡水水域的
新水和原水水質變動其實也不低! 除非
是海水魚那樣生活在一年四季水質皆保
持絕對穩定的超大水體大洋,或是無法
自行調節滲透壓的軟體動物,才需要考
慮太常換水造成的震盪
--
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