Assessing the likely effectiveness of multispecies overlap analysis
... We surveyed the literature for books, theses, agency reports, and peer-reviewed articles that presented data on habitat selection or life history traits for any of the species throughout their range (references in Supporting Information). Selection is the use of a habitat component relative to its a ...
... We surveyed the literature for books, theses, agency reports, and peer-reviewed articles that presented data on habitat selection or life history traits for any of the species throughout their range (references in Supporting Information). Selection is the use of a habitat component relative to its a ...
Authorised - ACT Legislation Register
... is confined to the Australian Capital Territory, management considerations are addressed in a regional context. ...
... is confined to the Australian Capital Territory, management considerations are addressed in a regional context. ...
Multivariate characterisation of the habitats of seven species of
... mirrored the adaptive scenario depicted by physiological and anatomical studies of mudskippers’ terrestriality, although in one case a terminal taxon was less terrestrial than other more basal ones. Differentiation of trophic niches may also play a role in habitat selection by the herbivorous Boleop ...
... mirrored the adaptive scenario depicted by physiological and anatomical studies of mudskippers’ terrestriality, although in one case a terminal taxon was less terrestrial than other more basal ones. Differentiation of trophic niches may also play a role in habitat selection by the herbivorous Boleop ...
Ecological Applications at the Level of Organisms and Single
... on an ability to predict where species might do well, whether we wish to restore degraded habitats, predict the future distribution of invasive species (and through biosecurity measures prevent their arrival), or conserve endangered species in new reserves. Niche theory therefore provides a vital fo ...
... on an ability to predict where species might do well, whether we wish to restore degraded habitats, predict the future distribution of invasive species (and through biosecurity measures prevent their arrival), or conserve endangered species in new reserves. Niche theory therefore provides a vital fo ...
The measure of order and disorder in the distribution of species in
... extinction order, (ii) a measure of relative populational stabilities, (iii) a means of identifying minimally sustainable population sizes, and (iv) an estimate of the historical coherence of the species assemblage. Four presumptions govern the development of the metric and its theory: (i) the fragm ...
... extinction order, (ii) a measure of relative populational stabilities, (iii) a means of identifying minimally sustainable population sizes, and (iv) an estimate of the historical coherence of the species assemblage. Four presumptions govern the development of the metric and its theory: (i) the fragm ...
The paradox of enrichment in phytoplankton by induced competitive
... two species competing for the same resources cannot coexist if all ecological factors remained constant20,26,27. This proposition is supported by several experimental studies using chemostat16,28,29. Many mathematical studies also demonstrate that the coexistence of many species is extremely unlikel ...
... two species competing for the same resources cannot coexist if all ecological factors remained constant20,26,27. This proposition is supported by several experimental studies using chemostat16,28,29. Many mathematical studies also demonstrate that the coexistence of many species is extremely unlikel ...
Endangered Species Act Basics – with a Focus on Kentucky
... eligible for listing as endangered or threatened. As of March 2014, the FWS and NMFS have listed 2,142 species worldwide as endangered or threatened, including more than 1,500 species in the United States. Kentucky supports populations of 41 ...
... eligible for listing as endangered or threatened. As of March 2014, the FWS and NMFS have listed 2,142 species worldwide as endangered or threatened, including more than 1,500 species in the United States. Kentucky supports populations of 41 ...
Oxleyan Pygmy Perch – Nannoperca oxleyana
... It is illegal to catch and keep, buy, sell, possess or harm Oxleyan Pygmy Perch (or any other threatened species in NSW) without a specific permit, licence or other appropriate approval, and significant penalties apply. For endangered species, these penalties can include fines of up to $220,000 and ...
... It is illegal to catch and keep, buy, sell, possess or harm Oxleyan Pygmy Perch (or any other threatened species in NSW) without a specific permit, licence or other appropriate approval, and significant penalties apply. For endangered species, these penalties can include fines of up to $220,000 and ...
Ecological Modelling Mathematical model of livestock and
... combines the concepts of metapopulations and patches dynamics, and includes an explicit hierarchical competition between species, which affects their prospect to colonize an empty patch when having to compete with other species. We perform numerical simulations of spatially extended metapopulations ...
... combines the concepts of metapopulations and patches dynamics, and includes an explicit hierarchical competition between species, which affects their prospect to colonize an empty patch when having to compete with other species. We perform numerical simulations of spatially extended metapopulations ...
Indicators for Monitoring Biodiversity: A
... The hierarchy concept suggests that biodiversity be monitored at multiple levels of organization, and at multiple spatial and temporal scales. No single level of organization (e.g., gene, population, community) is fundamental, and different levels of resolution are appropriate for different question ...
... The hierarchy concept suggests that biodiversity be monitored at multiple levels of organization, and at multiple spatial and temporal scales. No single level of organization (e.g., gene, population, community) is fundamental, and different levels of resolution are appropriate for different question ...
Species at Risk Inventory – CFB Borden
... points near the north end of the base; and a single individual was observed in flight near the south end of the base on the morning of 29 May 2007 (Figure 1). Common Nighthawk probably occurs elsewhere on the base in open or semiopen areas offering suitable exposed sand and/or sand-lichen-heath nes ...
... points near the north end of the base; and a single individual was observed in flight near the south end of the base on the morning of 29 May 2007 (Figure 1). Common Nighthawk probably occurs elsewhere on the base in open or semiopen areas offering suitable exposed sand and/or sand-lichen-heath nes ...
Appendix_GCB-formatted
... similar results were derived independently by Ohlberger et al. (2011) using more sophisticated data on perch Perca fluvitatilis physiological rates, which incorporated a more realistic, hump-shaped relationship between energy gain rate and temperature (i.e., temperature optimum). This suggests that, ...
... similar results were derived independently by Ohlberger et al. (2011) using more sophisticated data on perch Perca fluvitatilis physiological rates, which incorporated a more realistic, hump-shaped relationship between energy gain rate and temperature (i.e., temperature optimum). This suggests that, ...
Synergies among extinction drivers under global change
... www.iucnredlist.org), have been found for many taxa [3,13,26], only a few studies have used records of actual extirpations to predict extinction proneness [26–28]. This means that our ability to predict extinction (as opposed to threat) risk is limited. The point at which a population declines below ...
... www.iucnredlist.org), have been found for many taxa [3,13,26], only a few studies have used records of actual extirpations to predict extinction proneness [26–28]. This means that our ability to predict extinction (as opposed to threat) risk is limited. The point at which a population declines below ...
Peace Basin Species of Interest Action Plan
... actions to improve our understanding of limiting factors, and to support other planning and management initiatives aimed at improving conditions and/or increasing populations of species-atrisk, ungulates, furbearers, or other culturally important species, within the constraints of regional ecosystem ...
... actions to improve our understanding of limiting factors, and to support other planning and management initiatives aimed at improving conditions and/or increasing populations of species-atrisk, ungulates, furbearers, or other culturally important species, within the constraints of regional ecosystem ...
Monitoring - NSW Minerals Council
... • Overall rehab = 67% diversity compared with analogue sites in LSF • sites >2yo have relatively high number of spp characteristic of the critically endangered community of White Box Yellow Box Blakely’s Red Gum Grassy Woodland and derived native grassland (EPBC Act) ...
... • Overall rehab = 67% diversity compared with analogue sites in LSF • sites >2yo have relatively high number of spp characteristic of the critically endangered community of White Box Yellow Box Blakely’s Red Gum Grassy Woodland and derived native grassland (EPBC Act) ...
aves: tytonidae
... insectivore species in the diet decreases along with their body mass (except for N. fodiens, an aquatic species identified only at Nadiºu Hododului, one specimen), in both localities. According to Emlen’s hypothesis (1966) cited by Bellocq (1998) predators will feed selectively when food is abundant ...
... insectivore species in the diet decreases along with their body mass (except for N. fodiens, an aquatic species identified only at Nadiºu Hododului, one specimen), in both localities. According to Emlen’s hypothesis (1966) cited by Bellocq (1998) predators will feed selectively when food is abundant ...
2 components to Habitat Fragmentation
... human-altered fragmented landscape has simplified patches (parking lots, buildings, clearcuts, agriculture) • 2) Natural landscapes have natural edges with less contrast than human fragmented landscapes • 3) Some features of human habitat fragmentation - like roads pose specific threats to populatio ...
... human-altered fragmented landscape has simplified patches (parking lots, buildings, clearcuts, agriculture) • 2) Natural landscapes have natural edges with less contrast than human fragmented landscapes • 3) Some features of human habitat fragmentation - like roads pose specific threats to populatio ...
Where and When do Species Interactions Set Range Limits?
... demographic or extinction–colonization processes (Box 1; but see [29,30]), and fewer still connect such fine-scale information to geographic range limits (but see [31]). It is even more difficult to quantify the fraction of range limits set by abiotic versus biotic factors, or when and where abiotic v ...
... demographic or extinction–colonization processes (Box 1; but see [29,30]), and fewer still connect such fine-scale information to geographic range limits (but see [31]). It is even more difficult to quantify the fraction of range limits set by abiotic versus biotic factors, or when and where abiotic v ...
invasive non-native species
... Grey squirrels, introduced to GB in 1876, now number more than 3 million. The decline of the native red squirrel population (now less than 120,000) has been attributed to their spread. In some areas half of the grey squirrel population has been exposed to, and may be carrying, the squirrelpox virus. ...
... Grey squirrels, introduced to GB in 1876, now number more than 3 million. The decline of the native red squirrel population (now less than 120,000) has been attributed to their spread. In some areas half of the grey squirrel population has been exposed to, and may be carrying, the squirrelpox virus. ...
Invasive Alien Species - European Commission
... gathered information from the three different European regions. They compiled a database of 52480 vegetation plots spread throughout contrasting climatic conditions and containing a wide range of flora. Catalonia, in north-eastern Spain is a region with predominantly Mediterranean-sub-Mediterranean ...
... gathered information from the three different European regions. They compiled a database of 52480 vegetation plots spread throughout contrasting climatic conditions and containing a wide range of flora. Catalonia, in north-eastern Spain is a region with predominantly Mediterranean-sub-Mediterranean ...
Kirwan in Ecology
... The general formulation of the linear model is y ¼ ID þ DE þ residual. The response (y) is a community-level ecosystem function (e.g., total annual biomass, nutrients leached, and so on). Species identity effects (ID) and diversity effects (DE) are incorporated in the models through functions of the ...
... The general formulation of the linear model is y ¼ ID þ DE þ residual. The response (y) is a community-level ecosystem function (e.g., total annual biomass, nutrients leached, and so on). Species identity effects (ID) and diversity effects (DE) are incorporated in the models through functions of the ...
Diversityinteraction modeling: estimating contributions of species
... The general formulation of the linear model is y ¼ ID þ DE þ residual. The response (y) is a community-level ecosystem function (e.g., total annual biomass, nutrients leached, and so on). Species identity effects (ID) and diversity effects (DE) are incorporated in the models through functions of the ...
... The general formulation of the linear model is y ¼ ID þ DE þ residual. The response (y) is a community-level ecosystem function (e.g., total annual biomass, nutrients leached, and so on). Species identity effects (ID) and diversity effects (DE) are incorporated in the models through functions of the ...
ORIGINAL ARTICLE Declines in both redundant and trace species
... High Arctic, to our knowledge for the first time. For each system two to six stations were sampled providing at least 2000 ciliate cells representing each assemblage. The parameters estimated for each of the five populations were species richness, number of trace species (found as a single cell), nu ...
... High Arctic, to our knowledge for the first time. For each system two to six stations were sampled providing at least 2000 ciliate cells representing each assemblage. The parameters estimated for each of the five populations were species richness, number of trace species (found as a single cell), nu ...
Coevolutionary Chase in Two-species Systems with Applications to
... dynamic equations are chosen from ecological considerations. In the genetic framework the concentration is on the evolution of genotype frequencies, population sizes are not considered, and all ecological interactions are incorporated into (frequency-dependent) fitness functions (e.g. Matessi & Cori ...
... dynamic equations are chosen from ecological considerations. In the genetic framework the concentration is on the evolution of genotype frequencies, population sizes are not considered, and all ecological interactions are incorporated into (frequency-dependent) fitness functions (e.g. Matessi & Cori ...
CD accompanying Saltwater Wetlands Rehabilitation Manual
... growing on sand or mud in sheltered areas. Its tolerance to exposure at low tide means it can be found from 0 to 7 m, depending on light penetration. The tips of the leaves are blunt, and 4 or 5 longitudinal veins run through the leaves. Shoots consist of bundles of 4 to 6 leaves. Variations in colo ...
... growing on sand or mud in sheltered areas. Its tolerance to exposure at low tide means it can be found from 0 to 7 m, depending on light penetration. The tips of the leaves are blunt, and 4 or 5 longitudinal veins run through the leaves. Shoots consist of bundles of 4 to 6 leaves. Variations in colo ...