18 December 2008

What Do Fish Eat in Winter?

Katie from the United States wrote:
When it is winter and the water freezes what do fish eat??

GLOBIO Traveling Teacher says:

Hi Katie,

That's a great question. In winter, especially when the surface water over a pond or lake freezes, fish swim deeper where water might not freeze. There they can find crustaceans (kruh-stay-shee-ans) which are small shrimp-like animals, smaller fish and other creatures to feed on. Of course, different fish need different food - so some might eat old vegetation laying at the bottom.

Also, when it gets colder fish slow down and don't use as much energy - so they don't need to eat as much food.

Thanks for the great question,
GLOBIO Traveling Teacher

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