Realized niche

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Definition

noun

The part of fundamental niche that an organism occupies as a result of limiting factors present in its habitat.


Supplement

The presence of competing species in an environment is one example of a limiting factor that restrains or narrows an organism's ecological niche. In a realized niche, the organism tends to occupy and play an ecological role where it is mostly highly adapted.


Word origin: niche

Compare: fundamental niche