Right now Washington State is fighting off an invasion.
現在華盛頓州正在抵禦一次入侵
And who's the culprit.
那麼誰是罪魁禍首呢
It's goldfish.
它正是金魚
每日無聊視頻2|油管
That's right.
你沒聽錯
Goldfish.
就是金魚
Thousands of goldfish have infested West Medical Lake.
數以千計的金魚在西醫湖出沒
And are now crowding out the native fish population.
現在正在排擠本地的魚類種群
So how did this happen.
那麼這是怎麼發生的呢
這是怎麼發生的?
這是怎麼發生的?
華盛頓魚和野生動物部門|油管
The Department of Fish and Wildlife thinks that.
魚和野生動物部門認為
A few irresponsible pet owners are to blame.
一些不負責任的寵物主人應該受到指責
And while the goldfish they originally bought might have just cost the owners a few dollars.
雖然他們原先買這些金魚只花了他們幾美元
This mess is gonna cost the state an estimated.
但這個爛攤子要花費州政府大約
A hundred and fifty thousand dollars to try and remove these feral fish.
十五萬美金去移除這些野生魚類
And this isn't the only place that this is happening.
而且這不是唯一發生這樣事情的地方
Goldfish are invading lakes and streams worldwide.
金魚正在入侵世界各地的湖泊和河流
And it's all our fault.
這都是我們的錯
絕對不要將你的寵物金魚放生
If you think you're doing the goldfish a favor by releasing it back into the wild.
如果你認為將金魚放生是在幫金魚的忙的話
You're not.
你並不是
Instead you're setting the state for an ecological disaster.
相反 你正在讓你的州經歷生態災難
Which could threaten hundreds of other species.
可能威脅到數百種其他物種
As it turns out goldfish are one of the world's worst invasive species.
事實證明 金魚是世界上最嚴重的入侵物種之一
They were first selectively bred in China 2,000 years ago for food.
兩千年前首先在中國作為食物選擇性繁殖
But by the 14th century goldfish had been promoted from our food to our entertainment.
但是在14世紀金魚從食物晉升為娛樂物品
我們的食物對我們的娛樂不是
It wasn't long before pet owners helped them spread across the world.
之後不久這些寵物主人就將金魚傳播到世界各處
Eventually reaching North America by the 19th century.
最終在19世紀傳到北美
They may look small and cute in your tank at home.
它們可能在你家裡的魚缸裡看起來小巧可愛
水上學徒|油管
But in the wild it's a completely different story.
但在野外 那它就是另一回事兒了
Given enough time and resources.
如果給它們足夠的時間和資源
魚缸水族館|油管
These little orange monsters will grow into Giants.
這些橙色的小怪物能長得非常大
As much as four pounds about the size of an American football.
大約四磅的重量 體型和美式足球差不多
These big fish are also big eaters.
這些大魚食量還很大
They feed on plants, insects, crustaceans and other fish.
它們以植物 昆蟲 甲殼類動物和其它魚類為食
But it's not just that they consume other fishes' food.
但它們不僅僅只是吃掉了其他魚類的食物
Their voracious feeding time actually kicks up mud and sediment.
它們在貪婪的進食時會激起泥土和沉積物
Which can lead to harmful algae blooms.
這會導致有害的藻類大量繁殖
Chokes the rest of the ecosystem.
扼殺其餘的生態系統
And if that's not enough.
如果這樣還不夠的話
They also introduce foreign parasites and diseases.
它們還會引進外來寄生蟲和疾病
That wreak havoc on delicately balanced ecosystems wherever they go.
到處對生態系統的微妙平衡造成嚴重破壞
And they aren't content just to stay in one place.
而且它們不滿足於只留在一個地方
Goldfish are a rapidly reproducing fish.
金魚是一種繁殖迅速的魚類
And will migrate across multiple bodies of water.
而且會跨多個水體進行遷移
Case in point.
一個很好的例子就是
When a few were dumped into a local Australian River in the early 2000s.
當一些在2000年被倒在當地澳大利亞河流時
瓦塞河 澳大利亞
Eventually migrated to the vast river.
最終遷移到浩瀚的河流當中
Where there's still a major problem today.
這還是現在面臨的重大問題
There are similar accounts of goldfish invasions.
還有相似的金魚入侵的案例
In London Alberta, Canada and Lake Tahoe Nevada.
在倫敦 阿爾伯特 加拿大和內華達州的太浩湖發生
In fact, invasive fish species accounted for.
事實上 在太浩湖入侵魚的數量
太浩湖 內華達州
Over half the total fish population in Lake Tahoe Basin.
佔據超過魚類總數量的一半
Besides causing fiscal and environmental disasters.
除了造成財政和環境的災難
There are other reasons you should keep that goldfish in it's tank.
還有其他原因你為什麼要將金魚養在魚缸裡
For starters, goldfish are smarter than you think.
首先 金魚比你想像的要聰明
Which means you can teach them tricks like this.
這意味著你可以教他們像這樣的花招
And they can tell the difference between Stravinsky and Bach.
而且它們可以分辨出斯特拉文斯基和巴赫音樂的不同
你能做到嗎?
你能做到嗎?
So consider the wildlife.
所以考慮到環境
And think twice before tossing that goldfish away.
在把那條金魚扔掉之前要再三考慮一下
觀看更多