Sentences with phrase «population viability»
"Population viability" refers to the ability of a group of individuals from a particular species to survive and prosper in the long run. It assesses the likelihood of a population remaining healthy and maintaining sustainable numbers over time. Full definition
Another is population viability analysis, which uses computer models to project trends in a range of conditions affecting isolated populations of a species and calculates the probability of long - time survival.
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However, population viability models in African wild dogs suggest that diseases causing high adult mortality can pose a significant extinction threat [19].
We investigated whether fatalities at wind turbines could impact population viability of migratory bats, focusing on the hoary bat (Lasiurus cinereus), the species most frequently killed by turbines in North America.
Models like this one, which analyze population viability based on a variety of biological, environmental, and functional factors, can be used to predict ecological responses of fish populations.
The lynx's conservation strategy consists of connecting isolated populations through ecological corridors, but the information provided through local and regional population viability models for short and longer time periods also helps.
Estimating and incorporating ecological drivers and parameter uncertainty into a demographic population viability analysis for the Island Fox (Urocyon littoralis).
We're concerned that there will be a threshold where they will no longer be able to track the emergence of these earlier springs, which may impact breeding success or even population viability.»
The Serengeti lion population recovered rapidly following the 1994 epidemic [18], and population viability analyses indicated that the impact of periodic epidemics of CDV on the persistence of Ethiopian wolf (Canis simensis) populations was likely to be slight [2].
Levi conducted the population viability simulations.
Using a population viability analysis, they concluded that the extinction risk for a subpopulation of 30 martens ranged from 32 percent to 99 percent.
To gauge the population viability of American ginseng, James B. McGraw and Mary Ann Furedi of West Virginia University tracked seven populations of the plant in West Virginia for five years.
Other factors that increase DEE, such as those that increase travel, may be more important for population viability.
The scientists from the universities of California, Stirling and Kent alongside representatives from conservation organisations worldwide also found these programs ignore wider considerations of population viability and consequently fail to contribute significantly to species» conservation.
«Free - roaming domestic cat predation accounted for 50 percent of adult Lower Keys marsh rabbit mortality during radio telemetry studies and was cited as the largest factor limiting their population viability in the 1990s (Forys and Humphrey 1999).»
Forys, E.A., Metapopulations of marsh rabbits: A population viability analysis of the Lower Keys marsh rabbit (Sylvilagus palustris hefneri), in Department of Wildlife Ecology and Conservation.
Topics include populations regulation, population viability analysis, fisheries management, metapopulation dynamics, and populations monitoring.
The «population viability analysis» commissioned by Raincoast for the NEB's review showed that if the pipeline were to proceed, the Southern Residents have a 50 - 50 chance of becoming effectively extinct this century.