Ecological pyramids
Ecological pyramids depict the (a) biomass, (b) number of organisms, and (c) energy in each trophic level.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Energy Flow through Ecosystems. October 17, 2013."
http://cnx.org/content/m44887/latest/Figure_46_02_02.png
OpenStax CNX
CC BY 3.0.
