minimum dynamic area (MDA)
Minimum area of suitable habitat needed to maintain the minimum viable population. See minimum viable population.
Subject:
Chapter 22 - Sustaining Wild Species
Midsuccessional plant species
Grasses and low shrubs that are less hardy than early successional plant species. Compare early successional plant species, late successional plant species.
Subject:
Maximum sustainable yield
See sustainable yield.
Subject:
late successional plant species
Mostly trees that can tolerate shade and form a fairly stable complex forest community. Compare early successional plant species, midsuccessional plant species.
Subject:
keystone species
Species that play roles affecting many other organisms in an ecosystem. Compare indicator species, native species, nonnative species.
Subject:
intrinsic value
Value of an organism, species, ecosystem, or the earth's biodiversity based on its existence, regardless of whether it has any usefulness to us. Compare instrumental value.
Subject:
instrumental value
Value of an organism, species, ecosystem, or the earth's biodiversity based on its usefulness to us. Compare intrinsic value.
Subject:
inherent value
See intrinsic value.
Subject:
immigrant species
See nonnative species.
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Habitat fragmentation
Breakup of a habitat into smaller pieces, usually as a result of human activities.
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