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Journal ArticleDOI

Investigating movement and population genetic structure of Parnassius clodius butterflies in Grand Teton National Park

15 Dec 2016-Vol. 39, pp 28-31
TL;DR: Parnassius clodius is a montane butterfly found throughout the Greater Yellowstone Ecosystem in metapopulations of disconnected dry, gravelly sagebrush meadows.
Abstract: Numerous species are responding to warming climate by shifting distributions northward and poleward. Butterflies have been instrumental in documenting such climate-induced range shifts. Parnassius clodius is a montane butterfly found throughout the Greater Yellowstone Ecosystem in metapopulations of disconnected dry, gravelly sagebrush meadows. Dispersal among metapopulations will likely strongly determine whether the species can move in response to changing climate. We collected P. clodius in 41 study sites spread throughout the GYE for which we also have occupancy data. Future analysis of genotyping-by-sequencing data for these 209 samples will help describe population structure across the landscape and identify potential landscape features that are barriers to movement for this species. Featured photo by U. S. Forest Service - Pacific Northwest Region on Flickr. https://flic.kr/p/U7HmLm

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Journal ArticleDOI
29 Mar 1943-Genetics

5,446 citations


Additional excerpts

  • ...We will examine whether genetic distance increases with geographic distance to determine if isolation by distance limits gene exchange among subpopulations (Wright, 1943), and we will identify any landscape barriers to gene flow....

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Journal ArticleDOI
10 Jun 1999-Nature
TL;DR: The authors showed that migratory species can respond rapidly to yearly climate variation, and further global warming is predicted to continue for the next 50-100 years, and some migratory animals can respond quickly to climate variation.
Abstract: Mean global temperatures have risen this century, and further warming is predicted to continue for the next 50-100 years(1-3) Some migratory species can respond rapidly to yearly climate variation ...

2,162 citations


Additional excerpts

  • ...Climate models predict that climate change will cause general shifts in species ranges toward the poles and high elevations, and empirical studies confirm that these range shifts are occurring (Parmesan et al., 1999; Kerr et al., 2015)....

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Journal ArticleDOI
10 Jul 2015-Science
TL;DR: Using long-term observations across Europe and North America over 110 years, testing for climate change–related range shifts in bumblebee species across the full extents of their latitudinal and thermal limits and movements along elevation gradients found cross-continentally consistent trends in failures to track warming through time at species’ northern range limits.
Abstract: For many species, geographical ranges are expanding toward the poles in response to climate change, while remaining stable along range edges nearest the equator. Using long-term observations across Europe and North America over 110 years, we tested for climate change–related range shifts in bumblebee species across the full extents of their latitudinal and thermal limits and movements along elevation gradients. We found cross-continentally consistent trends in failures to track warming through time at species’ northern range limits, range losses from southern range limits, and shifts to higher elevations among southern species. These effects are independent of changing land uses or pesticide applications and underscore the need to test for climate impacts at both leading and trailing latitudinal and thermal limits for species.

559 citations


Additional excerpts

  • ...Climate models predict that climate change will cause general shifts in species ranges toward the poles and high elevations, and empirical studies confirm that these range shifts are occurring (Parmesan et al., 1999; Kerr et al., 2015)....

    [...]

Journal ArticleDOI
TL;DR: In this paper, the authors show that areas of endemism of five taxonomic groups (vascular plants, snails, spiders, butterflies, and beetles) in the Austrian Alps will, on average, experience a 77% habitat loss even under the weakest climate change scenario (+1.8 °C by 2100).
Abstract: The expected upward shift of trees due to climate warming is supposed to be a major threat to range-restricted high-altitude species by shrinking the area of their suitable habitats. Our projections show that areas of endemism of five taxonomic groups (vascular plants, snails, spiders, butterflies, and beetles) in the Austrian Alps will, on average, experience a 77% habitat loss even under the weakest climate change scenario (+1.8 °C by 2100). The amount of habitat loss is positively related with the pooled endemic species richness (species from all five taxonomic groups) and with the richness of endemic vascular plants, snails, and beetles. Owing to limited postglacial migration, hotspots of high-altitude endemics are situated in rather low peripheral mountain chains of the Alps, which have not been glaciated during the Pleistocene. There, tree line expansion disproportionally reduces habitats of high-altitude species. Such legacies of climate history, which may aggravate extinction risks under future climate change have to be expected for many temperate mountain ranges.

394 citations


Additional excerpts

  • ...…that are constrained to isolated, shrinking habitats and that avoid forest edges are highly vulnerable to genetic isolation and could be under an increased extinction threat (Keyghobadi et al., 1999; Roland et al., 2000; Keyghobadi et al., 2005; Roland and Matter, 2007; Dirnböck et al., 2011)....

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  • ...Parnassius that are constrained to isolated, shrinking habitats and that avoid forest edges are highly vulnerable to genetic isolation and could be under an increased extinction threat (Keyghobadi et al., 1999; Roland et al., 2000; Keyghobadi et al., 2005; Roland and Matter, 2007; Dirnböck et al., 2011)....

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Journal ArticleDOI
01 Jun 2000-Ecology
TL;DR: This paper used mark-recapture methods to estimate the number of Parnassius smintheus (Papilionidae) butterflies moving among 20 alpine meadows separated by varying amounts of forest along the east slope of the Rocky Mountains in Alberta, Canada.
Abstract: We used mark–recapture methods to estimate the number of Parnassius smintheus (Papilionidae) butterflies moving among 20 alpine meadows separated by varying amounts of forest along the east slope of the Rocky Mountains in Alberta, Canada. We combined generalized additive models and generalized linear models to estimate the effects of intervening habitat type and of population size on butterfly movement. By incorporating habitat-specific distances between patches, we were better able to estimate movement compared to a strictly isolation-by-distance model. Our analysis estimated that butterflies move readily through open meadow but that forests are twice as resistant to butterfly movement. Butterflies also tended to stay at sites with high numbers of butterflies, but readily emigrate from sites with small populations. We showed that P. smintheus are highly restricted in their movement at even a fine spatial scale, a pattern reflected in concurrent studies of population genetic structure. As an example of th...

272 citations


Additional excerpts

  • ...…that are constrained to isolated, shrinking habitats and that avoid forest edges are highly vulnerable to genetic isolation and could be under an increased extinction threat (Keyghobadi et al., 1999; Roland et al., 2000; Keyghobadi et al., 2005; Roland and Matter, 2007; Dirnböck et al., 2011)....

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  • ...Roland et al. (2000) found that treeline changes reduced the average meadow size by 78% from 1952 to 1993, impairing habitat connectivity and reducing the number of P. smintheus moving between meadows by 41%....

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  • ...Parnassius that are constrained to isolated, shrinking habitats and that avoid forest edges are highly vulnerable to genetic isolation and could be under an increased extinction threat (Keyghobadi et al., 1999; Roland et al., 2000; Keyghobadi et al., 2005; Roland and Matter, 2007; Dirnböck et al., 2011)....

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