Bellevue Urban Wildlife Habitat Literature Review
... Cities are commonly accompanied by sprawl, wherein expanses of native vegetation are replaced by highly interspersed exotic ground cover, pavement, roads, and other development (Marzluff 2001). Urban habitat excludes, by definition, some of this area because it does not support wildlife use at any t ...
... Cities are commonly accompanied by sprawl, wherein expanses of native vegetation are replaced by highly interspersed exotic ground cover, pavement, roads, and other development (Marzluff 2001). Urban habitat excludes, by definition, some of this area because it does not support wildlife use at any t ...
Indirect effects of food web diversity and productivity on bacterial
... preweighed wheat seed was added to each microcosm to provide the target substrate for decomposition. Gradients of diversity were created by establishing zero (bacteria control), one, two or four eukaryotic species in each of four trophic levels: primary producers (unicellular algae), algal consumers ...
... preweighed wheat seed was added to each microcosm to provide the target substrate for decomposition. Gradients of diversity were created by establishing zero (bacteria control), one, two or four eukaryotic species in each of four trophic levels: primary producers (unicellular algae), algal consumers ...
View/Open
... Melle 2007, Vikebø et al. 2012). Latitude has therefore often been used as a proxy in avian phenology studies (Baker 1938, Slagsvold 1975, Olsen and Marples 1993, Wanless et al. 2008), and we choose to use the same parameter as a proxy for a general gradient of environmental conditions to address l ...
... Melle 2007, Vikebø et al. 2012). Latitude has therefore often been used as a proxy in avian phenology studies (Baker 1938, Slagsvold 1975, Olsen and Marples 1993, Wanless et al. 2008), and we choose to use the same parameter as a proxy for a general gradient of environmental conditions to address l ...
Impacts of invasive alien marine species on
... prerequisite for the efficient prioritisation of actions to prevent new invasions or for developing mitigation measures. In this review, we identified alien marine species that have a high impact on ecosystem services and biodiversity in European seas, classified the mechanisms of impact, commented ...
... prerequisite for the efficient prioritisation of actions to prevent new invasions or for developing mitigation measures. In this review, we identified alien marine species that have a high impact on ecosystem services and biodiversity in European seas, classified the mechanisms of impact, commented ...
A succession of theories: purging redundancy from disturbance theory
... diversity (Pielou, 1966) and patch dynamics (White & Pickett, 1985;Wu & Loucks, 1995) are less directly relevant to the topic of succession and post-disturbance ecosystems than the succession and other disturbance-related theories that we have addressed. In this review, we largely focus on post-dist ...
... diversity (Pielou, 1966) and patch dynamics (White & Pickett, 1985;Wu & Loucks, 1995) are less directly relevant to the topic of succession and post-disturbance ecosystems than the succession and other disturbance-related theories that we have addressed. In this review, we largely focus on post-dist ...
Also available as free
... Edward O. Wilson (Cambridge, MA, USA), ECI Prize winner 1987 in terrestrial ecology. Quotation of the Jury (Chairman: Sir Richard Southwood, Oxford, UK) Professor E. O. Wilson is distinguished for his many contributions to different aspects of ecology and evolutionary biology. His life-time love of ...
... Edward O. Wilson (Cambridge, MA, USA), ECI Prize winner 1987 in terrestrial ecology. Quotation of the Jury (Chairman: Sir Richard Southwood, Oxford, UK) Professor E. O. Wilson is distinguished for his many contributions to different aspects of ecology and evolutionary biology. His life-time love of ...
The adaptive value of migrations for the bivalve Macoma balthica
... way, but also moves the parapodia (Gray 1939). Nereis virens and Nephtys hombergi also swim in this way, although N. hombergi does not use its parapodia while swimming (Gray 1939; Dean 1978). It was observed in the field that Nereis virens sank back to the bottom when it was not actively swimming (D ...
... way, but also moves the parapodia (Gray 1939). Nereis virens and Nephtys hombergi also swim in this way, although N. hombergi does not use its parapodia while swimming (Gray 1939; Dean 1978). It was observed in the field that Nereis virens sank back to the bottom when it was not actively swimming (D ...
Effects of small-scale disturbance on invasion success in marine
... (e.g., 100 m2 to km2; Connell and Keough, 1985; Sousa, 1985, 2001). Given sufficient variation in recruit densities, disturbances that are large in size are more likely to lead to changes in community assemblage and succession than small-scale disturbances (Petraitis and Latham, 1999). Although it i ...
... (e.g., 100 m2 to km2; Connell and Keough, 1985; Sousa, 1985, 2001). Given sufficient variation in recruit densities, disturbances that are large in size are more likely to lead to changes in community assemblage and succession than small-scale disturbances (Petraitis and Latham, 1999). Although it i ...
The Weed Impact to Native Species
... A quick review of the literature revealed 14 additional plant species either currently or potentially at risk, all of which occur in South Australia; and a threatened butterfly and four endangered ecological communities, all of which occur in New South Wales (see Table 1). There is additional inform ...
... A quick review of the literature revealed 14 additional plant species either currently or potentially at risk, all of which occur in South Australia; and a threatened butterfly and four endangered ecological communities, all of which occur in New South Wales (see Table 1). There is additional inform ...
More than a meal integrating nonfeeding interactions into food webs
... Organisms eating each other are only one of many types of well documented and important interactions among species. Other such types include habitat modification, predator interference and facilitation. However, ecological network research has been typically limited to either pure food webs or to ne ...
... Organisms eating each other are only one of many types of well documented and important interactions among species. Other such types include habitat modification, predator interference and facilitation. However, ecological network research has been typically limited to either pure food webs or to ne ...
More than a meal integrating nonfeeding interactions into food webs
... Organisms eating each other are only one of many types of well documented and important interactions among species. Other such types include habitat modification, predator interference and facilitation. However, ecological network research has been typically limited to either pure food webs or to ne ...
... Organisms eating each other are only one of many types of well documented and important interactions among species. Other such types include habitat modification, predator interference and facilitation. However, ecological network research has been typically limited to either pure food webs or to ne ...
Trophic impact of long-lived species indicated by population
... Population structure can change in order to optimize energy resource inputs. Food availability, competition, perturbations and a certain degree of stochasticity can influence these dynamics (Lewin 1986, Hughes 1989). In sessile suspension feeders, size distribution is related to the impact of the po ...
... Population structure can change in order to optimize energy resource inputs. Food availability, competition, perturbations and a certain degree of stochasticity can influence these dynamics (Lewin 1986, Hughes 1989). In sessile suspension feeders, size distribution is related to the impact of the po ...
Critical problems for bird conservation in the Galápagos Islands
... terrestrial species, threats often derive from their very limited distributions, simply as a result of the small land area of the islands, only c.45,600 km2 in aggregate26. Most terrestrial species do not even occur across this whole land area, but are restricted to single or a few islands, thereby ...
... terrestrial species, threats often derive from their very limited distributions, simply as a result of the small land area of the islands, only c.45,600 km2 in aggregate26. Most terrestrial species do not even occur across this whole land area, but are restricted to single or a few islands, thereby ...
Speciation without Pre-Defined Fitness Functions
... question of how speciation might proceed without these built-in determinants. To consider the process of speciation without pre-defined functions, we employ the individual-based ecosystem simulation platform EcoSim. The environment is initially uniform across space, and an evolving behavioural model ...
... question of how speciation might proceed without these built-in determinants. To consider the process of speciation without pre-defined functions, we employ the individual-based ecosystem simulation platform EcoSim. The environment is initially uniform across space, and an evolving behavioural model ...
Critical problems for bird conservation in the Galápagos Islands
... terrestrial species, threats often derive from their very limited distributions, simply as a result of the small land area of the islands, only c.45,600 km2 in aggregate26. Most terrestrial species do not even occur across this whole land area, but are restricted to single or a few islands, thereby ...
... terrestrial species, threats often derive from their very limited distributions, simply as a result of the small land area of the islands, only c.45,600 km2 in aggregate26. Most terrestrial species do not even occur across this whole land area, but are restricted to single or a few islands, thereby ...
Introducing the NSW Threatened Species Priorities Action Statement
... In NSW over 840 species, 35 populations and 75 ecological communities are threatened. They are classified under the NSW Threatened Species Conservation Act 1995 (TSC Act) as either ‘critically endangered,’ ‘endangered’ or ‘vulnerable.’ Many of these species are also considered threatened nationally ...
... In NSW over 840 species, 35 populations and 75 ecological communities are threatened. They are classified under the NSW Threatened Species Conservation Act 1995 (TSC Act) as either ‘critically endangered,’ ‘endangered’ or ‘vulnerable.’ Many of these species are also considered threatened nationally ...
Ecological processes regulating geographic distributions of
... Mechanisms regulating the extent of species distributions have been of interest to ecologists, evolutionary biologists and biogeographers for hundreds of years. Often, changes in the environmental conditions to which a species is not adapted can set the boundary of its distribution. Other times, bar ...
... Mechanisms regulating the extent of species distributions have been of interest to ecologists, evolutionary biologists and biogeographers for hundreds of years. Often, changes in the environmental conditions to which a species is not adapted can set the boundary of its distribution. Other times, bar ...
Brachyura (Decapoda, Crustacea) of phytobenthic
... work. The collections were conducted in the spring seasons of 1991 and 1992. Table 1 shows characteristics of the fourteen sampling sites, including the species of Sargassum present, the degree of wave action, rock size and slope of the rock surfaces. The identification of Sargassum species was base ...
... work. The collections were conducted in the spring seasons of 1991 and 1992. Table 1 shows characteristics of the fourteen sampling sites, including the species of Sargassum present, the degree of wave action, rock size and slope of the rock surfaces. The identification of Sargassum species was base ...
Patterns in body mass distributions: sifting among alternative
... Examinations of speciesÕ body masses in various ecological communities have revealed some consistent patterns (Bokma 2002). Hutchinson & MacArthur (1959) noted that the distribution of body masses among species in assemblages of organisms using similar resources tends towards a log-normal distributi ...
... Examinations of speciesÕ body masses in various ecological communities have revealed some consistent patterns (Bokma 2002). Hutchinson & MacArthur (1959) noted that the distribution of body masses among species in assemblages of organisms using similar resources tends towards a log-normal distributi ...
34. Chanas, B., Pawlik, J.R. 1995.
... predatory reef fish of prepared foods containing natural concentrations of glass spicules from 8 specles of Caribbean reef sponges. Sponge species with high concentrations of spicules in their tissues, and with variable spicule morphologies, were chosen for the experiments. The presence of spicules ...
... predatory reef fish of prepared foods containing natural concentrations of glass spicules from 8 specles of Caribbean reef sponges. Sponge species with high concentrations of spicules in their tissues, and with variable spicule morphologies, were chosen for the experiments. The presence of spicules ...
Predation, resource availability, and community structure in
... habitat). Macroorganisms in tree holes consume decaying litter directly (e.g., Paradise and Dunson 1997), or indirectly by grazing and filtering decomposer microbes from litter surfaces and the water column (e.g., Fish and Carpenter 1982; Walker and Merritt 1991). Litter quality and quantity influen ...
... habitat). Macroorganisms in tree holes consume decaying litter directly (e.g., Paradise and Dunson 1997), or indirectly by grazing and filtering decomposer microbes from litter surfaces and the water column (e.g., Fish and Carpenter 1982; Walker and Merritt 1991). Litter quality and quantity influen ...
Modelling the ecology and evolution of communities
... 2005), both without evolution, represent two important but contrasting modelling approaches in community ecology. Static community models consist of simple rules that generate binary community networks with properties comparable to those found in empirical food-web data, whereas dynamic community mo ...
... 2005), both without evolution, represent two important but contrasting modelling approaches in community ecology. Static community models consist of simple rules that generate binary community networks with properties comparable to those found in empirical food-web data, whereas dynamic community mo ...
Habitat selection as a major resource partitioning mechanism
... resources\ this has even led to the claim that partitioning of niche space may be absent[ However\ the paucity of data on resource exploitation per se among bat guilds rarely allows these assertions to be veri_ed[ In particular\ the mechanisms allowing the co! existence of similar species have prove ...
... resources\ this has even led to the claim that partitioning of niche space may be absent[ However\ the paucity of data on resource exploitation per se among bat guilds rarely allows these assertions to be veri_ed[ In particular\ the mechanisms allowing the co! existence of similar species have prove ...
Chapter 10 Notes
... • Scientists are warning that we are in the midst of another mass extinction. • The rate of extinctions is estimated to have increased by a multiple of 50 since 1800, with up to 25 percent of all species on Earth becoming extinct between 1800 and 2100. • The current mass extinction is different from ...
... • Scientists are warning that we are in the midst of another mass extinction. • The rate of extinctions is estimated to have increased by a multiple of 50 since 1800, with up to 25 percent of all species on Earth becoming extinct between 1800 and 2100. • The current mass extinction is different from ...
booklet of abstracts
... from a citizen science program Daphné Asse, [email protected], University of Lausanne; Christophe Randin, [email protected], University of Lausanne Mountain regions are particularly exposed to climate change and temperature in the Alps increased two times faster than the northern hemis ...
... from a citizen science program Daphné Asse, [email protected], University of Lausanne; Christophe Randin, [email protected], University of Lausanne Mountain regions are particularly exposed to climate change and temperature in the Alps increased two times faster than the northern hemis ...