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- Dictionarykey·stone spe·cies
noun
- 1. a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.
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Oct 19, 2023 · In a marine ecosystem, or any type of ecosystem, a keystone species is an organism that helps hold the system together. Without its keystone species, ecosystems would look very different. Some ecosystems might not be able to adapt to environmental changes if their keystone species disappeared.
Dec 25, 2017 · Keystone species are those which have an extremely high impact on a particular ecosystem relative to its population. Keystone species are also critical for the overall structure and function of an ecosystem, and influence which other types of plants and animals make up that ecosystem.
A keystone species is a species that has a disproportionately large effect on its natural environment relative to its abundance. The concept was introduced in 1969 by the zoologist Robert T. Paine.
Jun 27, 2024 · keystone species, in ecology, a species that has a disproportionately large effect on the communities in which it lives; many are apex predators (meaning without a natural predator or enemy).
May 6, 2023 · In ecology, a keystone species is a species that has a disproportionately large impact on its environment relative to its abundance. A keystone species plays a key role in maintaining the health and diversity of an ecosystem and is significant in conservation efforts.
Oct 19, 2023 · A keystone species is an organism that helps define an entire ecosystem. By keeping populations of mussels and barnacles in check, this sea star helps ensure healthy populations of seaweeds and the communities that feed on them—sea urchins, sea snails, limpets, and bivalves.
Jun 24, 2024 · Keystone species are species that hold an ecosystem together; without them, the ecosystem wouldn’t function. Some keystone species are predators, some are herbivores, but whatever their place in the food chain, all of the other species in the ecosystem rely on them.
