蓝色星球（2001）

This herring bonanza provides the vast majority of their food for the year
这群鲱鱼提供了它们 全年大部分的食物来源
Stellar and Californian sea lions
北方海狮与加州海狮
also return from the open ocean each year to feast off the herring
每年也会从海上回来 享用这些鲱鱼
The herring themselves, however, have not come here for food
鲱鱼本身则不是为了食物而来
They are about to breed
它们正要开始繁殖
Nothing deters them as they head for even shallower waters
它们继续往更浅的水域前近 没有任何东西可以阻挡它们
Now the waters are so shallow that glaucous
这里的水更浅
winged gulls are able to snatch live fish from just below the surface
绿灰翅鸥甚至可以 直接从水面下截取活鱼
ln spite of these attacks and losses,
不理会这些攻击及折损
the herring swim on until
鲱鱼继续前进
they reach the vegetation that the females
直到抵达母鱼
need if they are to lay
赖以产卵的植被层为止
Each female produces around twenty thousand eggs
每只母鱼可产下2万颗卵
and they every sticky
这些卵非常黏稠
The males arrive soon after the females
公鱼在母鱼产卵后迅速抵达
have spawned and release their sperm in vast milky clouds
并释出像乳白色云带的精♥子♥
Soon the excesses of the herrings' sexual spree
很快地 这场交♥配♥大会的剩余物资
creates a thick, white scum on the surface
就在海面上 形成一层厚厚的浮渣
Through the season curds of sperm clog the shores for hundreds of miles,
精♥子♥的凝块 会一整季阻塞在海岸边
from British Columbia in the South all the way to Alaska in the north
从南边的英属哥伦比亚省 一直到北边的阿♥拉♥斯加
After a few days this gigantic spawning
几天后产卵大会结束
comes to an end and the herring head back out to deeper waters,
鲱鱼也会回到汪♥洋♥大海中
leaving behind them fertilised eggs plastered...
留在身后的是它们受精的卵子
on every rock and strand of vegetation
整片附着在每块石头 每片植被上面
They time their spawning so that two weeks later,
产卵的时间是算好的 两个星期后
when these eggs start to hatch,
这些卵孵化时
the annual plankton bloom will have reached
浮游生物的数量 也到达了每年的最高峰期
its height and the new-born fish fry
而这些新生的鱼苗
will have plenty to eat
也有了享用不完的食物
But in the meantime, all these eggs provide food
但此时，这些卵则让 来自海洋或陆地
for armies of different animals both below and above the surface
各种不同的生物结队前来觅食
Millions of birds arrive to collect a share of the herring bounty
上百万只的鸟类 飞来分享鲱鱼卵大餐
Some of it is easily gathered,
有些鱼卵取得极易
for millions of eggs have been washed up onto the shore
因为海潮已将它们冲刷上岸
This encapsulated energy is particularly valuable to migrating birds
卵里所包含的热量 对候鸟来说特别珍贵
These surfbirds are on their way
这些碎浪矶鹞
to their breeding grounds in the Arctic
正要飞向
and they have to come down to refuel
它们在北极的产卵地
Stranded herring eggs are just what they need
鲱鱼卵正投其所好
Bonaparte gulls collect the eggs just below the surface of the water
贝氏海鸥吃的是 就在水面下方的卵
Further out in the bay, huge flocks of ducks have gathered
在海湾较外♥围♥处 大群鸭子聚集
They are mostly surf scoters
它们大部分是冲浪海番鸭
diving ducks that can feed off the bottom several metres down
属潜水鸭类 可以到数公尺深的水下觅食
There are such huge quantities of eggs
鱼卵的产量如此丰富
that even such a big animal as a bear
就连熊一类的大型动物
finds it worthwhile to collect them
都觉得应该来凑一脚
The spawning of the herring is a crucial event
鲱鱼产卵对沿岸许多动物来说
in the lives of many animals all along the coast
是一件关系着生死存亡的大事
The whole event coincides with the plankton bloom
产卵与浮游生物盛产同时发生
and within just three short weeks it all over
在短短三周内就结束
The migratory birds leave to continue their journey north
候鸟离去，继续它们的旅程
They will not come back until the herring also return next year
它们在明年鲱鱼回来之前 不会回到这里
As the herring spawning finishes,
在鲱鱼产卵结束后
other migrants are starting to arrive just offshore
其他流浪者也抵达沿岸
Grey whales
灰鲸
They have followed the sun north
它们随着太阳北上
and they too are seeking the food
它们也来此寻找
that is generated by the bloom of the phytoplankton
应浮游生物盛产而生的食物
Krill are feeding off it and these whales are feeding on the krill,
磷虾吃浮游生物 灰鲸再以磷虾维生
skimming it from the surface with the filter plates of baleen
用它们挂在上颚的鲸须
that hang from their upper jaws
做滤板捕食磷虾
Grey whales make one of the longest migrations
灰鲸的迁徙路程
undertaken by any marine mammal
是海洋生物中最长程之一
a round trip of 1 2,000 miles or
来回共长一万两千英里
so from their breeding grounds off Mexico
从它们在墨西哥附近的生育地
along the entire coast of North America
沿着北美沿岸
right up to the Arctic ocean
一路上汲到北极海
They travel close to the coast with the males
它们在海岸附近航行，由雄性
and non-breeding females leading the way
及不会生育的雌性领头
The last to start are the cows that have just given birth
队伍最末 是刚生产完的雌性
They have to wait until their new-born calves
它们在等幼鲸长到够大够强壮
are sufficiently big and strong to tackle such an immense journey
能够承受长程旅途的辛苦
Their progress is necessarily slow
过程的缓慢是必定的
The mothers must stay alongside their young
母鲸一定要跟在幼鲸身边
and even a strong calf can only travel at a couple of knots
但就连强壮的幼鲸 每天也只能游个几海里
They stick even closer to the shore
它们靠岸边更近
often within just 200 metres
有时只有200公尺远
Killer whales.
杀人鲸了解到
They have learnt that grey whales follow traditional routes
灰鲸会循着不变的路径迁徙
The killers have no trouble in overtaking
它们可以很轻松地袭击幼鲸
a calf and its devoted mother
及它们身边无微不至的母鲸
Normally, they continually call to one another,
通常杀人鲸会不间断呼叫彼此
but now they have fallen silent
但是现在都安静下来了
The mother grey whale and her calf have no idea that they have been targeted
母灰鲸及小灰鲸 不知道自己已经被盯上了
Catching up with the grey whales is the easy part for the killers
迎头赶上灰鲸 只是最容易的部分
They have to be cautious for they are only...
杀人鲸必须小心翼翼
about half the size of the grey whale mother
因为它们的身体 只有母灰鲸的一半大
She can inflict real damage with her tail
母灰鲸的尾鳍 可以造成很大的杀伤力
But the killers are not after her They are after her calf
但是杀人鲸的猎物不是它 而是它的幼鲸
As long as the mother can keep it on the move,
只要幼鲸能够继续游下去
it will be safe and she does her best to hurry it along
就能确保自己的安全 母鲸则尽全力催促
At first the killers avoid getting too close...
刚开始时杀人鲸会 避免与母鲸太过接近
to the mother but just keep pace alongside
只在一旁以等速前进
They know that the calf,
它们知道幼鲸
going at this speed, will eventually tire
以此速度前进 到最后一定精疲力竭
After three hours of being harried in this way
经过三小时的奋游
the calf becomes too exhausted to swim any further
幼鲸耗尽体力再也游不动了
The mother has to stop
母鲸被迫停下
This is the moment the killers have been waiting for
杀人鲸等待的正是此刻
They start to try and force themselves between mother and calf
开始试着逼近幼鲸与母鲸之间
A calf, separated from its mother,
与母鲸分开的幼鲸
will not be able to defend itself
毫无自我防卫的能力
Time and again the black fins
杀人鲸黑色的背鳍
of the killers appear between the mottled backs of the grey whales
出现在斑驳的灰鲸中间
At last the killers succeed
杀人鲸最后终于成功
And now that they've got the calf on its own, they change their tactics
让幼鲸落单了 它们开始改变战术
They leap right on to the calf and try to push it under
它们跳到幼鲸上方 试着要将幼鲸推到海面下
They are trying to drown it
它们试着要让幼鲸灭顶
The calf snatches a desperate breath
幼鲸做垂死的挣扎
The mother becomes increasingly agitated
母鲸越来越忧虑紧张
Frantically, she tries to push her calf back
疯狂似地要将幼鲸推回水面
to the surface so that it can breathe
让它可以呼吸
But now it is so exhausted that it has to be supported by its mother's body
但是现在幼鲸已经虚弱到 需要母亲身体的支撑
The killers won't give up
杀人鲸仍不放弃
Like a pack of wolves, they take turns in harassing the whales
像狼群一样，轮流骚扰灰鲸
Now the whole pod is involved
现在整群都涌上了
One of them takes a bite
其中一只张口就咬
Soon the sea is reddened with the calf's blood
海面很快地被幼鲸的血染红
and the killers close in for the final act
杀人鲸则再度靠拢 准备做最后一击
The calf is dead
幼鲸已死
After a six-hour hunt, the killer whales have finally won their prize
在六个小时猎食行动后 杀人鲸终于得到了战利品
The mother, bereft, has to continue her migration north on her own
失亲的母鲸 则必须独自继续北上的旅程
She leaves behind the carcass of a calf that
将自己小心呵护在体内13个月
she cherished for thirteen months in her womb
还耽误自己觅食旅程
for which she delayed her own journey to find food
的幼鲸残骸留在身后
The pod of fifteen killer whales spent over six hours trying to kill this calf
这15只杀人鲸 花了六个小时猎食
But now, having succeeded,
在成功之后
they have eaten nothing more than its lower jaw and its tongue
却只吃了幼鲸的下颚及舌头
Valuable food like this will not go to waste in the ocean
在海洋中 这么珍贵的食物绝不会被浪费
Before long the carcass will sink to the very bottom of this deep sea
再过不久 尸体就会沉到深海海底