Invisible invaders: non-pathogenic invasive microbes in aquatic and
... microorganismsÕ traits and the community and ecosystem properties is a key unanswered question (Box 1). Microorganisms, due to their small sizes, fast growth and large populations, are thought to disperse faster and over longer distances than most macroorganisms (Shurin et al. 2009); however, direct ...
... microorganismsÕ traits and the community and ecosystem properties is a key unanswered question (Box 1). Microorganisms, due to their small sizes, fast growth and large populations, are thought to disperse faster and over longer distances than most macroorganisms (Shurin et al. 2009); however, direct ...
Marine Ecology Progress Series 224:21
... zone. Geographic trends in abundance across the entire region varied from no clear regional patterns for some groups (e.g. barnacles), to smooth gradients increasing or decreasing toward higher latitudes for others (kelps and ephemeral algae) and to an abrupt switch from dominant to scarce northward ...
... zone. Geographic trends in abundance across the entire region varied from no clear regional patterns for some groups (e.g. barnacles), to smooth gradients increasing or decreasing toward higher latitudes for others (kelps and ephemeral algae) and to an abrupt switch from dominant to scarce northward ...
The plateau pika (Ochotona curzoniae) is a keystone species for
... these threatened forms may be poisoned. A recent expedition to the type locality of one of the rarest pikas, O. koslowi, failed to find any extant populations. Apparently, this species was poisoned in attempts to eradicate the plateau pika (N. Formozov, pers. comm.). Because of the importance given ...
... these threatened forms may be poisoned. A recent expedition to the type locality of one of the rarest pikas, O. koslowi, failed to find any extant populations. Apparently, this species was poisoned in attempts to eradicate the plateau pika (N. Formozov, pers. comm.). Because of the importance given ...
Comparing aquatic and terrestrial grazing ecosystems: is the grass
... across aquatic systems (Stachowicz et al. 2007), and research in these wet ecosystems has helped drive the field forward in understanding the role of consumer diversity in ecosystems given that similar experimental manipulations are intractable in many terrestrial systems. In species rich grazing s ...
... across aquatic systems (Stachowicz et al. 2007), and research in these wet ecosystems has helped drive the field forward in understanding the role of consumer diversity in ecosystems given that similar experimental manipulations are intractable in many terrestrial systems. In species rich grazing s ...
Ecological opportunity and the origin of adaptive radiations
... opportunity as the relaxation of selection acting on some ecologically important trait. Ecological release, then, is the response of populations to that relaxation. In this review, we will show how the demographic and population genetic changes associated with ecological release may be able to promo ...
... opportunity as the relaxation of selection acting on some ecologically important trait. Ecological release, then, is the response of populations to that relaxation. In this review, we will show how the demographic and population genetic changes associated with ecological release may be able to promo ...
Proceedings - World Lagomorph Society
... sessions on “Lagomorphs and Climate Change,” “Ecology, Behavior, Management, and Conservation,” “Evolution,” “Morphology and Physiology,” and “Diseases.” We are hosting two formal workshops, “Lagomorph Systematics and LaGomiCs” and “Population Trends and Management of Lagomorphs in Western North Ame ...
... sessions on “Lagomorphs and Climate Change,” “Ecology, Behavior, Management, and Conservation,” “Evolution,” “Morphology and Physiology,” and “Diseases.” We are hosting two formal workshops, “Lagomorph Systematics and LaGomiCs” and “Population Trends and Management of Lagomorphs in Western North Ame ...
Community-Level Effects of Climate Change on Ontario`s Terrestrial
... Rapid, anthropogenic climate change has the potential to be a major threat to the biodiversity of terrestrial communities, and is one of the main factors affecting species interactions and ecosystem functioning. Previous reports have described three general mechanisms that can affect species as a re ...
... Rapid, anthropogenic climate change has the potential to be a major threat to the biodiversity of terrestrial communities, and is one of the main factors affecting species interactions and ecosystem functioning. Previous reports have described three general mechanisms that can affect species as a re ...
4.3 Succession
... following multiple disturbances that took place at different times. Some climax communities are disturbed so often that they can’t really be called stable. ...
... following multiple disturbances that took place at different times. Some climax communities are disturbed so often that they can’t really be called stable. ...
The Biology of Limpets, part 2, Branch
... between the time of spawning and the geographic distribution of the species. Northern cold-water species bred in winter, while their southern counterparts bred in spring or summer. A similar relationship exists in South African Patella spp. (Branch, 1974a). In South Africa this may have some signifi ...
... between the time of spawning and the geographic distribution of the species. Northern cold-water species bred in winter, while their southern counterparts bred in spring or summer. A similar relationship exists in South African Patella spp. (Branch, 1974a). In South Africa this may have some signifi ...
Herbivore associated elicitor-induced defences are highly specific
... Certain induced plant defences can reduce the growth and fecundity of insect herbivores, but the effect of an induced defence on insect growth varies among insect species [18,19]. As a generalisation, specialist herbivores tend to have a higher tolerance for the toxins produced by their host plant t ...
... Certain induced plant defences can reduce the growth and fecundity of insect herbivores, but the effect of an induced defence on insect growth varies among insect species [18,19]. As a generalisation, specialist herbivores tend to have a higher tolerance for the toxins produced by their host plant t ...
Chapter 8 Restoration Strategies - Garry Oak Ecosystems Recovery
... 8.1.2 Role of Social and Cultural Attributes of Garry Oak Ecosystems Garry Oak ecosystems were maintained by the activities of First Nations prior to the arrival of Europeans (Chapter 2: Distribution and Description and Chapter 3: Natural Processes and Disturbance). Complex social and cultural pract ...
... 8.1.2 Role of Social and Cultural Attributes of Garry Oak Ecosystems Garry Oak ecosystems were maintained by the activities of First Nations prior to the arrival of Europeans (Chapter 2: Distribution and Description and Chapter 3: Natural Processes and Disturbance). Complex social and cultural pract ...
- NDLScholarship
... endangered wildlife and plants because we lack the resources and the will to do so. They further contend that continued allegiance to the Noah Principle prevents a real discussion of the choices we must make. Mann and Plummer thus propose an alternative system that would allow society to choose betw ...
... endangered wildlife and plants because we lack the resources and the will to do so. They further contend that continued allegiance to the Noah Principle prevents a real discussion of the choices we must make. Mann and Plummer thus propose an alternative system that would allow society to choose betw ...
Using trophic hierarchy to understand food web
... measures are typically computed considering the sheer number of connections a species establishes in a food ...
... measures are typically computed considering the sheer number of connections a species establishes in a food ...
Philosophy of Ecology - sikkim university library
... science is an essential part of the scientific investigation of the world. In recent decades, philosophy of science has become an increasingly central part of philosophy in general. Although there are still philosophers who think that theories of knowledge and reality can be developed by pure reflec ...
... science is an essential part of the scientific investigation of the world. In recent decades, philosophy of science has become an increasingly central part of philosophy in general. Although there are still philosophers who think that theories of knowledge and reality can be developed by pure reflec ...
Biodiversity 2036 | May 2016
... Question 22 – What type of regional land-use planning approach would you prefer to reconcile the tradeoffs required at landscape scale as part of our adaptation to climate change? .......................................... 25 Question 23 - What do you think of the proposed approaches overall to mana ...
... Question 22 – What type of regional land-use planning approach would you prefer to reconcile the tradeoffs required at landscape scale as part of our adaptation to climate change? .......................................... 25 Question 23 - What do you think of the proposed approaches overall to mana ...
How variation between individuals affects species coexistence
... the ecological mechanisms by which individual variation influences species coexistence is limited (Begon & Wall 1987; Lichstein et al. 2007). Nevertheless, ecologists have recently argued that individual variation may provide a previously unrecognised route to species coexistence (Bolnick et al. 200 ...
... the ecological mechanisms by which individual variation influences species coexistence is limited (Begon & Wall 1987; Lichstein et al. 2007). Nevertheless, ecologists have recently argued that individual variation may provide a previously unrecognised route to species coexistence (Bolnick et al. 200 ...
UNIT 2 Practice TEST
... c. Amphibians are experiencing sharp population declines in a variety of habitats. d. Amphibians eat many insects, second in number only to birds. e. They are often considered keystone species. Birds and trout make good a. nonnative species. b. native species. c. keystone species. d. indicator speci ...
... c. Amphibians are experiencing sharp population declines in a variety of habitats. d. Amphibians eat many insects, second in number only to birds. e. They are often considered keystone species. Birds and trout make good a. nonnative species. b. native species. c. keystone species. d. indicator speci ...
Assessing the role of large herbivores in the
... as a result of conservation initiatives or the faster decline of their predators (Estes et al. ...
... as a result of conservation initiatives or the faster decline of their predators (Estes et al. ...
Download PDF (3.8 MB)
... and native species. This report lays out these goals in detail, and summarizes conservation successes and needs for each. It should be noted that the goals and recommendations do not represent policies of any of the public agencies involved in this project. For enduring features, our goal is to cons ...
... and native species. This report lays out these goals in detail, and summarizes conservation successes and needs for each. It should be noted that the goals and recommendations do not represent policies of any of the public agencies involved in this project. For enduring features, our goal is to cons ...
Prey naivete´ in an introduced prey species: the wild rabbit in Australia
... Early detection of predators by their prey is an essential element of antipredator tactics, and for many mammalian predator prey interactions, detection comes mainly via a predators olfactory cues. The avoidance of predator odors can reduce the likelihood of encountering predators and increases the ...
... Early detection of predators by their prey is an essential element of antipredator tactics, and for many mammalian predator prey interactions, detection comes mainly via a predators olfactory cues. The avoidance of predator odors can reduce the likelihood of encountering predators and increases the ...
Box-Ironbark Experimental Mosaic Burning Project
... Plant species richness and occurrence of individual species The richness of perennial plants per landscape was greater in post-fire surveys (2012 and 2013) than in the pre-fire survey (2010), but there was no evidence that this was clearly related to burning. This increase between years likely refle ...
... Plant species richness and occurrence of individual species The richness of perennial plants per landscape was greater in post-fire surveys (2012 and 2013) than in the pre-fire survey (2010), but there was no evidence that this was clearly related to burning. This increase between years likely refle ...
preliminary survey of the relationship between the feeding habit and
... that C. finmarchicus ate the same amount of T. fluviatilis whether 01’ not Artemia were present. When only Artemia were available, a few were eaten, but the feeding decreased greatly in a mixed culture. Thus, it would appear that Calanus is predominantly an herbivore. Acartia tonsa Despite its small ...
... that C. finmarchicus ate the same amount of T. fluviatilis whether 01’ not Artemia were present. When only Artemia were available, a few were eaten, but the feeding decreased greatly in a mixed culture. Thus, it would appear that Calanus is predominantly an herbivore. Acartia tonsa Despite its small ...
ESA 2010 handbook - Ecological Society of Australia
... Concern about the impacts of future climate change on biodiversity has led to increased recognition by the conservation community of the need for long term perspectives of ecosystems and their variability through time. This is because ecosystems are not temporally static but express natural variatio ...
... Concern about the impacts of future climate change on biodiversity has led to increased recognition by the conservation community of the need for long term perspectives of ecosystems and their variability through time. This is because ecosystems are not temporally static but express natural variatio ...
Prospective generalist invertebrate predators for conservation
... on bait cards in the vineyard canopy; Anystis baccarum, Forficula auricularia, and Phalangium opilio. Functional predator diversity was higher in organic vineyards, but no difference in prey removal rates of E. postvittana eggs or larvae between conventional and organic vineyards was observed. In la ...
... on bait cards in the vineyard canopy; Anystis baccarum, Forficula auricularia, and Phalangium opilio. Functional predator diversity was higher in organic vineyards, but no difference in prey removal rates of E. postvittana eggs or larvae between conventional and organic vineyards was observed. In la ...
The role of selection within plant communities for ecosystem
... competitor for one resource would be a strong competitor for all resources and focused on the role of the environment as the determinant of competition between species (Grime 1979). In contrast, Tilman (1985) suggested that it is rather the difference in ability of species to grow at various levels ...
... competitor for one resource would be a strong competitor for all resources and focused on the role of the environment as the determinant of competition between species (Grime 1979). In contrast, Tilman (1985) suggested that it is rather the difference in ability of species to grow at various levels ...