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Activity: Constructing A Food Web. M. Stafford. Food Chains and Food Webs Review. Cooper’s Hawk. Food chain – a series of organisms that transfer food between trophic levels. House Wren. Oak beauty. - PowerPoint PPT Presentation
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Activity: Constructing A Food Web
M. Stafford
Food Chains and Food WebsReview
• Food chain – a series of organisms that transfer food between trophic levels
Oak beauty
House Wren
Cooper’s Hawk
• Food web - a network of food chains representing the feeding relationships among organisms in an ecosystem
Muhlenbergia Deer Grass
Quercus
Black Oak
Elodea and other aquatic plants
Aquatic Protozoans
Three spinned stickleback
Belted Kingfisher
Chinook Salmon (Salmo)
Bald Eagle (Haliaeetus leucocephalus)
Black Bear (Ursus)
Deer Grass (Muhlenbergia)
Valley Oak (Quercus)
Oak weevil and other insects
Gall Wasp
California Ground Squirrel(Ottospermophilos)
Cottontail (Sylvalagus)
Cooper’s Hawk (Accipiter)
Acorn Woodpecker (Melanerpes)
Plain Titmouse (Parus)
Black throated gray warbler
Western Fence Lizard (Sceloporus)
Common King Snake (Lampropeltis)
Timber Rattlesnake (Crotalus)
Roadrunner (Geococcyx)
Coyote (Canus)
Mountain Lion (Felis)
Mule Deer (Odocoileus)
Turkey Vulture (Carthartes)
Your task
• To construct a food web using the information from lecture.You may have one computer for your group if you want to
Arrows point the way energy flows
Scavengers and Decomposers purple
• Producers (plants) will be shaded green
• Primary consumers shaded blue
• Secondary Consumers shaded red.
• Omnivores may have more than one color