The argument is made in terms of the ecological pyramid.
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When an ecosystem is healthy, this graph produces a standard " ecological pyramid ".
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Ecological pyramids place the primary producers at the base.
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Graphic representations of the biomass or productivity at each tropic level are called ecological pyramids or trophic pyramids.
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File : Ecological Pyramid . svg | An energy pyramid is a presentation of the trophic levels in an ecosystem.
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Ecological pyramids are graphical representations, along the lines of the diagram at the right, which show how process of photosynthesis.
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An ecological pyramid is a graphical representation that shows, for a given ecosystem, the relationship between biomass or biological productivity and trophic levels.
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:( Edit conflict ) There's also the ecological pyramid to consider : there's a * lot * of grass, rather fewer grass-eaters, and even fewer grass-eater-eaters.
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Among marine animals, pesticide concentrations are higher in carnivorous fishes, and even more so in the fish-eating birds and mammals at the top of the ecological pyramid.
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Wolves dominated those landscapes throughout most of history, occupying the summit of the ecological pyramid until recently, when they were shot, trapped and poisoned nearly out of existence.
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