An Ocean of Food Chains and

Food Webs

Food Chain

large shark

mahi mahi

mackerelsmall fish

zooplanktonphytoplankton

Flow of Energy

Food Web

large shark

mahi

mackeralsmall fish

zooplanktonphytoplankton

killer whale

humpback whale

fisherman

decomposers

Producers Use Photosynthesis

Producers

Consumers

Primary

Secondary

Tertiary

Decomposers

Energy Pyramid

Producers

Primary Consumers

Secondary Consumers

TertiaryConsumers

Energy Pyramid

Producers

Primary Consumers

SecondaryConsumers

TertiaryConsumers

Decr

ease

in N

umbe

rs

1000 units

100 units

10 units

1 unit

Decrease in Biomass

Energy Pyramid

The End