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A Science-Based Framework for Assessing the
... interconnectedness of many of the effects considered, response curves are often crossreferenced instead of repeating information. These cross-references point to other P-S response curves that may be relevant to decisions due to inter-related effects. The generic P-S response curves are based on the ...
... interconnectedness of many of the effects considered, response curves are often crossreferenced instead of repeating information. These cross-references point to other P-S response curves that may be relevant to decisions due to inter-related effects. The generic P-S response curves are based on the ...
desert bighorn sheep of new mexico
... The goal of the PHVA is to assist the recovery of New Mexico’s desert bighorn sheep. Agency representatives, researchers, sportsmen, landowners and other interested parties are invited to collaboratively analyze the available information (much of which will be gathered before the workshop) and devel ...
... The goal of the PHVA is to assist the recovery of New Mexico’s desert bighorn sheep. Agency representatives, researchers, sportsmen, landowners and other interested parties are invited to collaboratively analyze the available information (much of which will be gathered before the workshop) and devel ...
Surveys of Species at Risk and their Associated Habitats in the
... wetlands, and by roads, which run adjacent to several important habitats. Threats to wildlife at these sites include road mortality, pollution from road runoff, introduction of invasive species, and impacts from right of way maintenance, brushing, and vegetation removal. At Wetland 7, an important h ...
... wetlands, and by roads, which run adjacent to several important habitats. Threats to wildlife at these sites include road mortality, pollution from road runoff, introduction of invasive species, and impacts from right of way maintenance, brushing, and vegetation removal. At Wetland 7, an important h ...
American Woodcock Habitat
... whenever possible. Adjacent landowners will likely need to be considered for inclusion in the managed area. To ensure that climatic events or predation do not cause a population to go extinct, the conscientious manager positions several habitat mosaics within 1-2 miles of each other. This way if one ...
... whenever possible. Adjacent landowners will likely need to be considered for inclusion in the managed area. To ensure that climatic events or predation do not cause a population to go extinct, the conscientious manager positions several habitat mosaics within 1-2 miles of each other. This way if one ...
Invasive species shifts ontogenetic resource partitioning and
... was not considered ethical given the low population numbers of California red-legged frogs in this region, the well documented direct effects of bullfrogs on their populations, and the potential for movement by bullfrogs between ponds. The design, therefore, involved two complementary components. Fi ...
... was not considered ethical given the low population numbers of California red-legged frogs in this region, the well documented direct effects of bullfrogs on their populations, and the potential for movement by bullfrogs between ponds. The design, therefore, involved two complementary components. Fi ...
Sage Grouse Population Management Risks, Conservation
... RISK: Unable to determine trend of population. Rated low NDOW and USFWS currently use lek counts and wing composition data to track population trend. Lek counts are conducted by NDOW using a helicopter. Every active lek on the refuge is flown twice, on consecutive days. Average number of males per ...
... RISK: Unable to determine trend of population. Rated low NDOW and USFWS currently use lek counts and wing composition data to track population trend. Lek counts are conducted by NDOW using a helicopter. Every active lek on the refuge is flown twice, on consecutive days. Average number of males per ...
Appendix C, Part 1
... In a clear reflection of current continental concern for shorebird populations in general, and the importance of this region to migrating shorebirds, 21 of the 28 species that regularly occur in BCR-14 were considered to be of regional conservation concern. Three categories were used to identify pri ...
... In a clear reflection of current continental concern for shorebird populations in general, and the importance of this region to migrating shorebirds, 21 of the 28 species that regularly occur in BCR-14 were considered to be of regional conservation concern. Three categories were used to identify pri ...
American Woodcock Habitat
... whenever possible. Adjacent landowners will likely need to be considered for inclusion in the managed area. To ensure that climatic events or predation do not cause a population to go extinct, the conscientious manager positions several habitat mosaics within 1-2 miles of each other. This way if one ...
... whenever possible. Adjacent landowners will likely need to be considered for inclusion in the managed area. To ensure that climatic events or predation do not cause a population to go extinct, the conscientious manager positions several habitat mosaics within 1-2 miles of each other. This way if one ...
Dispersal: a central trait in life history
... consistently present the opposite of the “canonical” trade-off pattern. While wing development should not per se be related to dispersal, any absence of wings must impair the dispersal process. In species lacking such obvious polymorphism, evidence for consistent dispersal syndromes is less clear. W ...
... consistently present the opposite of the “canonical” trade-off pattern. While wing development should not per se be related to dispersal, any absence of wings must impair the dispersal process. In species lacking such obvious polymorphism, evidence for consistent dispersal syndromes is less clear. W ...
Dispersal: a central trait in life history
... consistently present the opposite of the “canonical” trade-off pattern. While wing development should not per se be related to dispersal, any absence of wings must impair the dispersal process. In species lacking such obvious polymorphism, evidence for consistent dispersal syndromes is less clear. W ...
... consistently present the opposite of the “canonical” trade-off pattern. While wing development should not per se be related to dispersal, any absence of wings must impair the dispersal process. In species lacking such obvious polymorphism, evidence for consistent dispersal syndromes is less clear. W ...
Appendix 5 - Tunbridge Wells Commons Conservators
... represented by a number from 0 to 1, the higher the number the more likely the pond is to support breeding great crested newt. 2.2 Reptile Habitat Survey Walkover surveys were conducted on 22nd October 2003 and 17th January 2004 to assess the site’s potential for supporting populations of different ...
... represented by a number from 0 to 1, the higher the number the more likely the pond is to support breeding great crested newt. 2.2 Reptile Habitat Survey Walkover surveys were conducted on 22nd October 2003 and 17th January 2004 to assess the site’s potential for supporting populations of different ...
report to great lakes council public inquiry into the ecological
... vegetation maps are basically related to differences in vegetation categories adopted and that vegetation communities do not generally end abruptly but are graded into each other. Further or finer vegetation mapping definition for particular species is not warranted as the evidence establishes overl ...
... vegetation maps are basically related to differences in vegetation categories adopted and that vegetation communities do not generally end abruptly but are graded into each other. Further or finer vegetation mapping definition for particular species is not warranted as the evidence establishes overl ...
Recovery Plan for Ord`s Kangaroo Rat in Alberta
... Albertans are fortunate to share their province with a diverse variety of wild species. Populations of most species of plants and animals are healthy and secure. However, a small number of species are either naturally rare or are now imperilled because of human activities. Recovery plans establish a ...
... Albertans are fortunate to share their province with a diverse variety of wild species. Populations of most species of plants and animals are healthy and secure. However, a small number of species are either naturally rare or are now imperilled because of human activities. Recovery plans establish a ...
How variation between individuals affects species coexistence
... amount of intraspecific variation, and we relax this assumption in a subsequent analysis. We describe individual variation in competitive sensitivity with symmetric, four-parameter beta distributions, which allows us to define reasonable positive minimum and maximum values for r (Appendix S3). Our q ...
... amount of intraspecific variation, and we relax this assumption in a subsequent analysis. We describe individual variation in competitive sensitivity with symmetric, four-parameter beta distributions, which allows us to define reasonable positive minimum and maximum values for r (Appendix S3). Our q ...
nzcons - Northern Rivers Guardians
... EBPC Nationally Threatened Fauna at risk from the rally ................................................. 9 Spotted-tailed Quoll (Dasyurus maculates) .................................................................... 9 Rally Stages .................................................................. ...
... EBPC Nationally Threatened Fauna at risk from the rally ................................................. 9 Spotted-tailed Quoll (Dasyurus maculates) .................................................................... 9 Rally Stages .................................................................. ...
Large bodied fish communities and drivers of use in the shallow
... dissolved oxygen and salinity) and fish assemblages was identified. These patterns are likely driven by a combination of biological and ecological processes, however further research will be necessary to better understand the role of these processes in shaping the large bodied fish communities of sh ...
... dissolved oxygen and salinity) and fish assemblages was identified. These patterns are likely driven by a combination of biological and ecological processes, however further research will be necessary to better understand the role of these processes in shaping the large bodied fish communities of sh ...
The Role of Bankside Habitat in River Ecology
... provide most of the faunaI, diversity and furnish cover for both adult and juvenile fish. This area requires basic research to support, underpin and enable development of optimal management procedures. Knowledge of this habitat is essential in order to sustain faunal- and floral diversity, encourage ...
... provide most of the faunaI, diversity and furnish cover for both adult and juvenile fish. This area requires basic research to support, underpin and enable development of optimal management procedures. Knowledge of this habitat is essential in order to sustain faunal- and floral diversity, encourage ...
Ecological replacement of native red squirrels by invasive greys
... Tompkins & Begon 1999), they are still often disregarded unless clinical symptoms are widely documented in the population and are seen to be a major cause of mortality (Holmes 1982; Tompkins et al. 2002a). This is a fallacy – low visibility of disease need not indicate low importance. Since the earl ...
... Tompkins & Begon 1999), they are still often disregarded unless clinical symptoms are widely documented in the population and are seen to be a major cause of mortality (Holmes 1982; Tompkins et al. 2002a). This is a fallacy – low visibility of disease need not indicate low importance. Since the earl ...
carrying capacity: a critique of the concept al~ its usefulness
... basic properties". Budd (1992) also gives a general definition as "the number of individuals that can be supported in a given area". However, these simple definitions are open to a variety of interpretations, and are often determined more by the phenomenon being investigated rather than by any strin ...
... basic properties". Budd (1992) also gives a general definition as "the number of individuals that can be supported in a given area". However, these simple definitions are open to a variety of interpretations, and are often determined more by the phenomenon being investigated rather than by any strin ...
Translocation Protocol for the Ord`s Kangaroo Rat
... moving through a potentially hostile matrix while dispersing, which may be especially important for naïve juveniles that have little or no experience with habitats other than those near the nest burrow. Third, the use of juveniles in a translocation program may better emulate natural population dyna ...
... moving through a potentially hostile matrix while dispersing, which may be especially important for naïve juveniles that have little or no experience with habitats other than those near the nest burrow. Third, the use of juveniles in a translocation program may better emulate natural population dyna ...
journal.pone.0170
... Resource partitioning among species is an essential part of their ecology, and the fundamental niche of a species is rarely if ever fully utilized because the presence of other species and the local available ecological conditions will restrict their niche use. The effects of this narrow range of ni ...
... Resource partitioning among species is an essential part of their ecology, and the fundamental niche of a species is rarely if ever fully utilized because the presence of other species and the local available ecological conditions will restrict their niche use. The effects of this narrow range of ni ...
Does increased habitat complexity reduce predation and
... Habitats with high structural complexity typically support more species and individuals than nearby less complex habitats (Bell et al. 1991). One mechanism proposed to explain this general pattern is that high structural complexity reduces competition and predation (Holt 1987, Hixon and Menge 1991). ...
... Habitats with high structural complexity typically support more species and individuals than nearby less complex habitats (Bell et al. 1991). One mechanism proposed to explain this general pattern is that high structural complexity reduces competition and predation (Holt 1987, Hixon and Menge 1991). ...
Thresholds in Habitat Supply: A Review of the Literature
... such as reproduction and dispersal, which primarily influence species response to habitat change. The empirical forest studies, which are more valuable than are models as predictive tools, are relatively few, with none set in British Columbia. However, empirical evidence of threshold change in other ...
... such as reproduction and dispersal, which primarily influence species response to habitat change. The empirical forest studies, which are more valuable than are models as predictive tools, are relatively few, with none set in British Columbia. However, empirical evidence of threshold change in other ...
Habitat and dietary specificity in aphidophagous ladybirds
... It has been suggested that switching between different prey might in itself impose a cost and that specialists trade-off a lowered fecundity consequent on remaining with resources for longer with a cost to generalists of regularly changing prey species (Sloggett & Majerus 2000a). It is known from co ...
... It has been suggested that switching between different prey might in itself impose a cost and that specialists trade-off a lowered fecundity consequent on remaining with resources for longer with a cost to generalists of regularly changing prey species (Sloggett & Majerus 2000a). It is known from co ...
Bringing El TigrE HomE - Defenders of Wildlife
... Recovery Plan (FWS 2016a), opinions about the relative importance of peripheral populations vary, but some studies have suggested that they may be more important for the long-term survival of species than central populations. For example, Channell and Lomolino (2000) assessed 245 species that had lo ...
... Recovery Plan (FWS 2016a), opinions about the relative importance of peripheral populations vary, but some studies have suggested that they may be more important for the long-term survival of species than central populations. For example, Channell and Lomolino (2000) assessed 245 species that had lo ...