Interspecific Competition Between Two Invasive Species of
... America. Furthermore, abiotic factors such as temperature ßuctuations and water chemistry are likely to differ, indicating that results from Þeld experiments in North America may not predict the outcomes of competition in Brazil, or any other area where the two species come into contact. Aside from ...
... America. Furthermore, abiotic factors such as temperature ßuctuations and water chemistry are likely to differ, indicating that results from Þeld experiments in North America may not predict the outcomes of competition in Brazil, or any other area where the two species come into contact. Aside from ...
Problem Analysis: Effects of Invasive Species on Species at Risk in
... all of the impacts of invasive species on Species at Risk is extremely difficult or even impossible. We reviewed available information on invasive (native and alien) species in British Columbia and assessed their potential interactions with forest- and range-dependent Species at Risk to evaluate the ...
... all of the impacts of invasive species on Species at Risk is extremely difficult or even impossible. We reviewed available information on invasive (native and alien) species in British Columbia and assessed their potential interactions with forest- and range-dependent Species at Risk to evaluate the ...
Detritus, trophic dynamics and biodiversity
... et al. 1985; Setälä & Huhta 1991). Yet, despite the empirical evidence presented in these examples, many basic treatments of food webs, such as in general ecology textbooks, grazer and detritus pathways are often treated separately, or when depicted together they are not connected in a significant ...
... et al. 1985; Setälä & Huhta 1991). Yet, despite the empirical evidence presented in these examples, many basic treatments of food webs, such as in general ecology textbooks, grazer and detritus pathways are often treated separately, or when depicted together they are not connected in a significant ...
Mycorrhizal Fungi in Successional Environments
... it has been criticized for not acknowledging the stand-level environmental parameters that change with the age of the stand (Jumpponen et al., 1999a; Keizer and Arnolds, 1994). Furthermore, the early- and late-stage model does not incorporate the complex competitive and facilitative interactions amo ...
... it has been criticized for not acknowledging the stand-level environmental parameters that change with the age of the stand (Jumpponen et al., 1999a; Keizer and Arnolds, 1994). Furthermore, the early- and late-stage model does not incorporate the complex competitive and facilitative interactions amo ...
Review of information, policy and legislation on species translocation
... 2.4.4 Releases into or species removal from protected areas .......................53 2.4.5 Release of captive organisms...............................................................54 2.4.6 Import and release of non-native stock................................................54 2.4.7 Amenity resto ...
... 2.4.4 Releases into or species removal from protected areas .......................53 2.4.5 Release of captive organisms...............................................................54 2.4.6 Import and release of non-native stock................................................54 2.4.7 Amenity resto ...
CHAPTER 4-6 INVERTEBRATES: ROTIFER
... adaptations are difficult to define. The few adaptations that do exist include protection from predation among planktonic species. Differences in structure of the trophus seem to facilitate differences in food type. Even in extreme environments, the differences don't seem to correlate with the habit ...
... adaptations are difficult to define. The few adaptations that do exist include protection from predation among planktonic species. Differences in structure of the trophus seem to facilitate differences in food type. Even in extreme environments, the differences don't seem to correlate with the habit ...
Opens external link in new window
... International Feed Industry Federation), Ian McConnel (World Wide Fund for Nature, in LEAP since Jan 2015), Paul Melville (Government of New Zealand), Paul McKiernan (Government of Ireland), Frank Mitloehner (University of California, Davis, The International Feed Industry Federation, 2013 LEAP Chai ...
... International Feed Industry Federation), Ian McConnel (World Wide Fund for Nature, in LEAP since Jan 2015), Paul Melville (Government of New Zealand), Paul McKiernan (Government of Ireland), Frank Mitloehner (University of California, Davis, The International Feed Industry Federation, 2013 LEAP Chai ...
Trait-dependent modification of facilitation on cobble
... Multiple species of forb were present but only one, Suaeda linearis (family Chenopodiaceae, commonly known as sea-blite), consistently occurred in great enough abundance for meaningful experimentation and analysis. Given the reliance of the entire forb community on the presence of cordgrass (Bruno 2 ...
... Multiple species of forb were present but only one, Suaeda linearis (family Chenopodiaceae, commonly known as sea-blite), consistently occurred in great enough abundance for meaningful experimentation and analysis. Given the reliance of the entire forb community on the presence of cordgrass (Bruno 2 ...
The Zoogeography of Mammalian Basal Metabolic Rate
... 202 The American Naturalist Brown et al. (1993) and Kozłowski and Weiner (1997), highlight the dichotomous views on the functional dependence of physiological traits on body size. Brown et al. (1993) predict that a single, optimal taxonspecific body mass can be determined by the rate of resource ac ...
... 202 The American Naturalist Brown et al. (1993) and Kozłowski and Weiner (1997), highlight the dichotomous views on the functional dependence of physiological traits on body size. Brown et al. (1993) predict that a single, optimal taxonspecific body mass can be determined by the rate of resource ac ...
The Caucasus Hotspot Briefing Book
... WWF Caucasus Programme Office (WWF Caucasus). More than 130 experts from the six countries participated in preparation of the Caucasus ecosystem profile representing a variety of scientific, governmental and nongovernmental organizations. During the six months of the project, data on biodiversity, s ...
... WWF Caucasus Programme Office (WWF Caucasus). More than 130 experts from the six countries participated in preparation of the Caucasus ecosystem profile representing a variety of scientific, governmental and nongovernmental organizations. During the six months of the project, data on biodiversity, s ...
Predicting species` maximum dispersal distances from simple plant
... Dispersal is the unidirectional movement of individuals away from their place of birth (Levin et al. 2003). For plants, this spatial movement occurs through vegetative growth or seed dispersal (here we use ‘‘seed’’ as a general term for a reproductive dispersing unit). While vegetative spread plays ...
... Dispersal is the unidirectional movement of individuals away from their place of birth (Levin et al. 2003). For plants, this spatial movement occurs through vegetative growth or seed dispersal (here we use ‘‘seed’’ as a general term for a reproductive dispersing unit). While vegetative spread plays ...
CBD Third National Report - Mauritius (English version)
... Many invasive alien animals also present a major threat to both native fauna and flora. For example, endemic birds like the Pink Pigeons (Columba mayeri) are constantly at risk of predation by feral cats (Felis catus); and rats (Rattus spp.) have been documented to destroy up to 60% of the seed crop ...
... Many invasive alien animals also present a major threat to both native fauna and flora. For example, endemic birds like the Pink Pigeons (Columba mayeri) are constantly at risk of predation by feral cats (Felis catus); and rats (Rattus spp.) have been documented to destroy up to 60% of the seed crop ...
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... United States. Using experimental and survey-based approaches, I tested several hypotheses concerning the effects of Bythotrephes on native zooplankton community structure and function. My results indicate that Bythotrephes reduces total abundance, biomass, and richness of zooplankton, especially cl ...
... United States. Using experimental and survey-based approaches, I tested several hypotheses concerning the effects of Bythotrephes on native zooplankton community structure and function. My results indicate that Bythotrephes reduces total abundance, biomass, and richness of zooplankton, especially cl ...
generality of leaf trait relationships: a test across six biomes
... functional interdependency among traits, plus the constraints placed by biophysics and natural selection that lead to ecological trade-offs (Coley et al. 1985, Coley 1988, Field and Mooney 1986, Reich et al. 1992, Mulkey et al. 1995). Thus, we hypothesize that interspecific proportional scaling rela ...
... functional interdependency among traits, plus the constraints placed by biophysics and natural selection that lead to ecological trade-offs (Coley et al. 1985, Coley 1988, Field and Mooney 1986, Reich et al. 1992, Mulkey et al. 1995). Thus, we hypothesize that interspecific proportional scaling rela ...
Parasites Affect Food Web Structure Primarily through Increased
... reorganize communities and alter ecosystem function [31]. These and other ecological factors might alter how parasites fit into, and affect the structure of, food webs compared to free-living organisms. For example, although some parasites appear to be trophic generalists (Box 1), when their hosts a ...
... reorganize communities and alter ecosystem function [31]. These and other ecological factors might alter how parasites fit into, and affect the structure of, food webs compared to free-living organisms. For example, although some parasites appear to be trophic generalists (Box 1), when their hosts a ...
Introduction. - Trace: Tennessee Research and Creative Exchange
... that neighbors had particularly strong effects on belowground biomass, while genotype by genotype (G x G) interactions affected pollinator visitation. In Chapter 2, I extend the above results by testing whether “afterlife” effects of plant-neighbor interactions can alter ecosystem processes after pl ...
... that neighbors had particularly strong effects on belowground biomass, while genotype by genotype (G x G) interactions affected pollinator visitation. In Chapter 2, I extend the above results by testing whether “afterlife” effects of plant-neighbor interactions can alter ecosystem processes after pl ...
International Trade and Invasive Alien Species International
... ALIEN SPECIES: a species, subspecies or lower taxon, introduced outside its natural past or present distribution; includes any part, gametes, seeds, eggs, or propagules of such species that might survive and subsequently reproduce INVASIVE ALIEN SPECIES: an alien species whose introduction and/or sp ...
... ALIEN SPECIES: a species, subspecies or lower taxon, introduced outside its natural past or present distribution; includes any part, gametes, seeds, eggs, or propagules of such species that might survive and subsequently reproduce INVASIVE ALIEN SPECIES: an alien species whose introduction and/or sp ...
Food web assembly along salt marsh succession
... down regulation - are found to have a stronger influence on the diversity of an ecosystem, compared to lower trophic levels that have a bottom-up regulation. ...
... down regulation - are found to have a stronger influence on the diversity of an ecosystem, compared to lower trophic levels that have a bottom-up regulation. ...
Ecosystem services and biodiversity in Europe
... climate. The link between biodiversity and the delivery of a balance of ecosystem services, which we believe we have substantiated in this report, creates a powerful purpose for measures to prevent further deterioration in Europe’s biodiversity. The Millennium Ecosystem Assessment gives an overview ...
... climate. The link between biodiversity and the delivery of a balance of ecosystem services, which we believe we have substantiated in this report, creates a powerful purpose for measures to prevent further deterioration in Europe’s biodiversity. The Millennium Ecosystem Assessment gives an overview ...
1999, pp. 1955-1969 © 1999 by the Ecological Society of America
... plant traits for any species. Here we address this issue by testing for biome differences in the slope and intercept of interspecific relationships among leaf traits: longevity, net photosynthetic capacity (Amax), leaf diffusive conductance (Gs), specific leaf area (SLA), and nitrogen (N) status, fo ...
... plant traits for any species. Here we address this issue by testing for biome differences in the slope and intercept of interspecific relationships among leaf traits: longevity, net photosynthetic capacity (Amax), leaf diffusive conductance (Gs), specific leaf area (SLA), and nitrogen (N) status, fo ...
The invasive Pacific oyster, Crassostrea gigas, in
... Crassostrea gigas, as function of climate change on four different Scandinavian habitats: 1. Low energy rock 2. Littoral sand and mud 3. Littoral biogenic reefs 4. Sub-littoral sediments The risk assessment is based on a review of existing scientific literature and expert judgments, and the data was ...
... Crassostrea gigas, as function of climate change on four different Scandinavian habitats: 1. Low energy rock 2. Littoral sand and mud 3. Littoral biogenic reefs 4. Sub-littoral sediments The risk assessment is based on a review of existing scientific literature and expert judgments, and the data was ...
Maintenance of leaf N controls the photosynthetic CO of free-air CO
... processes (Niklaus et al., 2003; West et al., 2006) or altered allocation between plant C pools (Poorter, 1993). Differential responses to elevated CO2 and N deposition among plant groups can lead to changes in species composition and diversity, and the structure and function of ecosystems (Potvin e ...
... processes (Niklaus et al., 2003; West et al., 2006) or altered allocation between plant C pools (Poorter, 1993). Differential responses to elevated CO2 and N deposition among plant groups can lead to changes in species composition and diversity, and the structure and function of ecosystems (Potvin e ...