鱼吃什么长得快?

2024-12-16 22:59:53
推荐回答(5个)
回答1:

蚯蚓,泥鳅,鱼虫子的活食。

养鱼的注意事项

  1. 进入10月分,气温逐渐转凉,约15-20天换一次水,进入12月份时,可一月换一次水,换水时注意水温平衡,尽量选择中午天气暖和的时候给金鱼换水,只需换掉三分之一到四分之一左右的水即可。换水时为避免碰伤鱼鳞,可找一个盆先将鱼和水全部倒出,把鱼缸清洗干净后,再把鱼倒入鱼缸,并换上适量的新水。

  2. 天气凉了,金鱼的活动量减少,食欲也大大降低,可以少投放食物,可7-10天投放一次食物,投放食物时不要过量,一是防止鱼被撑死,二是防止多余的食物腐烂导致污染水质。

  3. 金鱼的生存温度为0℃~39℃,因此,冬天鱼缸要注意保温,防寒,尽量把鱼缸放到室内有阳光照射的地方,鱼缸内温度保持在4℃以上,可以使金鱼有一定的食欲。水温低于4℃时,金鱼就会进入冬眠状态,新陈代谢相当低,只需极少的食物维持生命的需要。

  4. 冬天金鱼发病的几乎比较小,但是一旦发病就不那么容易恢复,水温低鱼的新陈代谢也慢,所以金鱼的各项生理机能恢复的也慢。因此,我们就要尽量预防金鱼生病,防患于未然。

回答2:

一般来说活食要比干饲料好,如线虫,沙虫等。如果是肉食性鱼可以喂虾肉或鱼肉等,以活物为好。但要注意消毒。

回答3:

虾干含有的虾红素可以增强鱼的红色,藻类植物或蔬菜(大鱼吃)能补充维生素,也能促使颜色的鲜艳。蚯蚓、冷冻红虫可以补充蛋白质,促进鱼生长。一般鱼食则主要含小麦粉,能为鱼提供能量。也可以用果核吸引蚂蚁,将其抖落水中。蚂蚁也是高蛋白。

回答4:

一般来说,线虫(水蚯蚓)是鱼最好的饵料。它营养丰富,容易消化,鱼儿最喜欢吃。用它喂鱼,鱼儿健康漂亮。但是,鱼儿长得快慢,关键是水的清新和鱼儿无病虫。因此,养鱼技术重在换水和病虫防治。

回答5:

当然是干饲料,当然这是不需要怎么打理的,

一般来说活食要比干饲料好,如线虫,沙虫等,但是活食麻烦点。

鱼:

【拼音】yú

【笔画】8画

【五笔】qgf

【释义】

①终生生活在水中,用鳃呼吸,用鳍游泳的低等脊椎变温动物

②姓氏

【英文】Fish、barracuda

【结构】独体或上中下

偏旁部首

以“鱼”为偏旁的字大致有以下规律

①鱼类动物名

【例】鲤 鲫 鲟 鲅 鲢 鳊 鳡 鳅 鳝 鳇 鲶鲈

注:鲸、鱿、鳖、鲵等并不属于鱼类,由于它们生活在水中,且与鱼类有相似的地方,古人才错误地将其划入鱼类得范畴。

是体被骨鳞、以鳃呼吸、用鳍作为运动器官和凭上下颌摄食的变温水生脊椎动物,属于脊索动物门中的脊椎动物亚门,一般人把脊椎动物分为鱼类(53%)、鸟类(18%)、爬行类(12%)、哺乳类(9%)、两栖类(8%)五大类。根据已故加拿大学者“Nelson”1994年统计,全球现生种鱼类共有24618种,占已命名脊椎动物一半以上,且新种鱼类不断被发现,平均每年已约150种计,十多年应已增加超过1500种,目前全球已命名的鱼种约在32100种。

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