A square or rectangular plot of land used to mark off at random a physical area to isolate a sample and determine the percentage of vegetation and animals occurring within the marked area.


A quadrat is a tool used in ecology for sampling purposes. For instance, a quadrat is placed on ground at random to count the vegetation within the sample.

Word origin: Middle English, a square geometric instrument, rectangular area.

Retrieved from "http://www.biology-online.org/bodict/index.php?title=Quadrat&oldid=96227"
First | Previous (Quadrants) | Next (Quadrate) | Last
Please contribute to this project, if you have more information about this term feel free to edit this page.