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Marine food webs. Feeding relationships are often shown as simple food chains – in reality, these relationships are much more complex, and the term ‘food web’ more accurately shows the links between producers, consumers and decomposers. A food web diagram illustrates ‘what eats what’ in a particular habitat.
19 Οκτ 2023 · This food pyramid displays a basic marine food web. Organisms on the first trophic level, such as plants and algae, are consumed by organisms on the second trophic level, such as conchs and blue tangs. At the top of the food web is an apex predator, a shark. Illustration by Tim Gunther.
Activity: Cut and paste pictures from the following pages on the food chain pyramid. Consider the size of the animal or plant and arrange the pictures into the pyramid in the most logical place. As you study more about marine life, you may find that your choices may need to be changed. - 10 -
At the bottom of your food chain you might draw many different bits of phytoplankton, but there will be only one seal in the small triangle at the top. Let’s build your pyramid! Print out this pyramid template on your cardstock paper, and let’s get started. First, cut out the template from the image you printed.
19 Οκτ 2023 · Algae and plankton are the main producers in marine ecosystems. Tiny shrimp called krill eat the microscopic plankton. The largest animal on Earth, the blue whale, preys on thousands of tons of krill every day.
Marine food pyramid Illustration used in Gr 7-9 Natural Sciences (Life and Living strand). Visit www.curious.org.za for openly licenced content for Gr 7-9.
Primary producers are always the first trophic level and are represented at the bottom of an ecological pyramid. The diagram below shows an example of an ecological pyramid for the ocean. These pyramids can also show how much energy is available at each trophic level of a food web.
