Aquatic Food Web

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Aquatic Food Web
Oxygen, Carbon Dioxide, Heat and Light Energy
Nutrients from the land
Foraging Fish Carnivores, Herbivores, and
Scavengers
Macroinvertebrates Herbivores, Carnivores and
Omnivores
Zooplankton Herbivores and Carnivores
Algae -Producers
Benthos - Mud Dwelling Scavengers and Decomposers
Floating and Submerged Vegetation - Producers
Illustrations by
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Decomposers crustaceans, midge larva
midge larva
amphipod
Picture is reprinted with permission from Dr.
Denise B. Stoeckel, Illinois Natural History
survey, http//dnr.state.il.us
3
Herbivores mayfly and water penny

Pictures reprinted with permission from Leska
Fore, King County Regional Water Quality,
http//www.seanet.com/leska
4
Carnivores Dragonfly larvae, Hellgramite
Illustrations by
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Omnivores Example - Crayfish
Pictue reprinted with permission from Leska Fore,
King County Regional Water Quality,
http//www.seanet.com/Leska
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Isopod Amphipod
Pictue reprinted with permission from Leska Fore,
King County Regional Water Quality,
http//www.seanet.com/Leska
7
Caddisfly life cycle
Picture reprinted with permission from Karen
Heathman, Indigo Ink Graphic Design,
http//www.kidfish.bc.ca
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Adult Damselfly Insect
Abdomen
Head
Six Legs
Thorax
Illustration by
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Mosquito life cycle
Picture reprinted with permission from Brett
Crans, new Jersey Mosquito Control Assoc., Inc.,
http//www.njmosquito.org
10
Fishing spider with bubble
Photo reprinted with permission from Soni
Cochran, Univ. Of Nebraska Lincoln Dept. of
Entomology, http//entomology.unl.edu/images/spid
ers/dolomedes2.jpg