The shrimp-like euphausiid (upper) and the copepod occur in many kinds and often in great abundance. These two groups of planktonic animals are of greatest importance as food for larger animals, like fish, squid, or even whales. In the Antarctic, euphausiids are the principal food of the blue whale.
Photo Date: 1969 circa
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| Added On | 17th October 2015 |
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