These colonies are extremely rare.
這種棲地極為稀有
Not surprisingly, most life thrives
難怪多數生物 都聚集在靠近海面之處
nearer the surface, where feeding is considerably easier.
在這里覓食輕松許多
These are krill, tiny shrimp-like crustaceans.
這是磷蝦 類似蝦子的細小甲殼動物
Swarms can reach astounding numbers - 60,000 per cubic metre.
磷蝦群數量驚人 每立方公尺可高達六萬只
During the night they rise towards the surface to feed on plankton.
它們會在夜間 浮上海面,吃浮游生物
Here, in the Sea of Cortez, off Mexico,
在墨西哥的科提茲海
the swarms attract hunters of all kinds,
磷蝦群吸引各式掠食動物
from humpback whales to shoals of predatory fish.
從大翅鯨到大批食肉魚類
Yet another hunter arrives. It's one from the deep.
有另一個獵人抵達了 它來自深海
A Humboldt squid.
這是美洲大赤魷
Two metres long, they have a local reputation
身長兩公尺 當地人稱為
as man-eaters.
吃人怪獸