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Practice problem

Food Web — Definition & Examples

By Alana Karras
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This is a food web showing 13 different organisms. The food web is as follows: Phytoplankton to both zooplankton and krill. Zooplankton to fish. Krill to fish or to blue whale. Fish to seagull or fish to leopard seal. Seagull to leopard seal. Leopard seal to killer whale. Seaweed to crab, crab to squid. Squid to penguin or to elephant seal. Penguin to leopard seal or to killer whale. Elephant seal and leopard seal to killer whale.

Image source: By Siyavula Education CC BY SA-2.0, via flikr.com

What is the highest trophic level in this food web?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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