Lytle - APES Ch 14 Vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| catch per unit effort | The number of animals caught per unit of effort, such as the number of fish caught by fishing ship per day. It is used to estimate the population abundance of a species.
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| global extinction | Occurs when a species can no longer be found anywhere on Earth.
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| historical range of variation | The known range of an environmental variable such a the abundance o a species or the depth of a lake, over some past time interval..
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| local extinction | The disappearance of a species from part of its range, but continued persistence elsewhere.
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| logistic carrying capacity | In terms of the logistic curve, the population size at which births equal deaths and there is no net change in the population.
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| maximum sustainable yield | The maximum usable production of a biological resource that can be obtained in a specified time period without decreasing the ability of the population to sustain that level of production.
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| minimum viable population | The minimum number of individuals that have a reasonable chance of persisting for a specified time period
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| optimum sustainable population | The population that is in some way best for the population, its ecological community, its ecosystem, or the biosphere.
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| time series | The set of estimates of some variable over a number of years
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Created by:
jdlytle
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