ECOLOGICAL PYRAMIDS

ECOLOGICAL PYRAMIDS

Graphic representation of trophic structure and function of an ecosystem, starting with producers at the base and successive trophic levels forming the apex is knows as an ecological pyramid.

  1. Pyramid of numbers: It is based upon the total biomass (dry matter) at each trophic level in a food chain. The pyramid of biomass can also be upright or inverted.3.5
  1. Pyramid of biomass: It is based upon the total biomass (dry matter) at each trophic level in a food chain. The pyramid of biomass can also be upright or inverted.3.6
  1. Pyramid of energy: The amount of energy present at each trophic level is considered for this type of pyramid. it is always upright. 3.7
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