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Los insectos del orden hymenoptera de América del Sur, América Central y el Caribe (wasps, bees, ants, sawflies)
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Los insectos del orden hymenoptera de América del Sur, América Central y el Caribe (wasps, bees, ants, sawflies)
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Los insectos que vuelan de América del Sur, América Central y el Caribe (flying insects)
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Delineates outbreaks of the two focal species referred to as Mountain Pine Bettle Covers the CCE and 50km into the surrounding area from 2000 to 2015. This layer is a compilation from multiple sources, Bruce spanworm polygons were removed from Alberta data. This dataset was developed by the Crown Managers Partnership, as part of a transboundary collaborative management initiative for the Crown of the Continent Ecosystem, based on commonly identified management priorities that are relevant at the landscape scale. The CMP is collaborative group of land managers, scientists, and stakeholder in the CCE. For more information on the CMP and its collaborators, programs, and projects please visit: http://crownmanagers.org/
The distribution of the greater sage-grouse (hereafter sage-grouse; Centrocercus urophasianus) has declined to 56% of its pre-settlement distribution (Schroeder et al. 2004) and abundance of males attending leks has decreased substantially over the past 50 years throughout the species’ range (Garton et al. 2011, Garton et al. 2015, WAFWA 2015). Livestock grazing is a common land use within sage-grouse habitat, and livestock grazing has been implicated by some experts as one of numerous factors contributing to sage-grouse population declines (Beck and Mitchell 2000, Schroeder et al. 2004). However, there are also numerous mechanisms by which livestock grazing might benefit sage-grouse (Beck and Mitchell 2000, Crawford...


map background search result map search result map Los Insectos del Orden Himenóptera para Jamaica Los Insectos del Orden Himenóptera para Argentina Los Insectos del Orden Lepidóptera para Peru Mountain Pine Beetle in the Crown of the Continent (2000-2015) Los Insectos del Orden Himenóptera para Jamaica Mountain Pine Beetle in the Crown of the Continent (2000-2015) Los Insectos del Orden Lepidóptera para Peru Los Insectos del Orden Himenóptera para Argentina