The niche construction paradigm in ecological time
... important in a more general formulation of the niche construction idea is its application at an interspecific level. Indeed, conceptual frameworks such as the response/effect competition framework of Goldberg (1990) are by nature interspecific and conceptually fall within the same sort of framework. T ...
... important in a more general formulation of the niche construction idea is its application at an interspecific level. Indeed, conceptual frameworks such as the response/effect competition framework of Goldberg (1990) are by nature interspecific and conceptually fall within the same sort of framework. T ...
投影片 1
... conversely, size of young should decrease with increasing availability of resources and decreasing predation or competition pressure. ...
... conversely, size of young should decrease with increasing availability of resources and decreasing predation or competition pressure. ...
Appendix Cairngorm Plan - Aberdeenshire Council
... Significant habitat damage has occurred due to the lateral spreading of some footpaths and general trampling of some sensitive habitats. The number and distribution of mountaineers/climbers and walkers using the high tops in the Cairngorms have caused this. There is increasing concern that mountaine ...
... Significant habitat damage has occurred due to the lateral spreading of some footpaths and general trampling of some sensitive habitats. The number and distribution of mountaineers/climbers and walkers using the high tops in the Cairngorms have caused this. There is increasing concern that mountaine ...
Key Native Ecosystems added to inventory in March 2017
... kahikatea, lowland cabbage tree, hinau, tawa, rewarewa, titoki, kohekohe and karaka. A lush sub canopy is present which includes kawakawa, mapou, kohekohe, kanono, karaka and tree ferns. The native groundcover in the forest is a good mix of seedlings and ferns. Fauna The forest remnants provide an i ...
... kahikatea, lowland cabbage tree, hinau, tawa, rewarewa, titoki, kohekohe and karaka. A lush sub canopy is present which includes kawakawa, mapou, kohekohe, kanono, karaka and tree ferns. The native groundcover in the forest is a good mix of seedlings and ferns. Fauna The forest remnants provide an i ...
White-margined_beardtongue
... Andre (2010) also has observed and documented frequent localized extinctions of cohorts with rapid establishment of plants in previously unoccupied areas. He concludes that plants at the California occurrence behave like biennials or short-lived perennials, relying upon the maintenance of a viable s ...
... Andre (2010) also has observed and documented frequent localized extinctions of cohorts with rapid establishment of plants in previously unoccupied areas. He concludes that plants at the California occurrence behave like biennials or short-lived perennials, relying upon the maintenance of a viable s ...
population dynamics and ecological processes in dendritic networks
... Spatial structure regulates and modifies processes at several levels of ecological organization (e.g. individual/genetic, population and community) and is thus a key component of complex systems, where knowledge at a small scale can be insufficient for understanding system behaviour at a larger scal ...
... Spatial structure regulates and modifies processes at several levels of ecological organization (e.g. individual/genetic, population and community) and is thus a key component of complex systems, where knowledge at a small scale can be insufficient for understanding system behaviour at a larger scal ...
By: David R.W. Bruinsma A Thesis
... by focal species of tall-grass prairie study sites used to evaluate responses of grassland songbird abundance and richness to habitat structure at multiple spatial scales and artificial conspecific location cues in southern Manitoba, 2010-2011.......... 26 Table 3. Daubenmire cover classes, ranges o ...
... by focal species of tall-grass prairie study sites used to evaluate responses of grassland songbird abundance and richness to habitat structure at multiple spatial scales and artificial conspecific location cues in southern Manitoba, 2010-2011.......... 26 Table 3. Daubenmire cover classes, ranges o ...
Stable coexistence of ecologically identical species: conspecific
... that species reproduce in discrete resource patches, such as fig wasps in figs, and that mating occurs after eclosion but before dispersal. In this situation, if only one or a few females of a particular species have laid eggs in a resource patch, the mating in the next generation occurs entirely (i ...
... that species reproduce in discrete resource patches, such as fig wasps in figs, and that mating occurs after eclosion but before dispersal. In this situation, if only one or a few females of a particular species have laid eggs in a resource patch, the mating in the next generation occurs entirely (i ...
Shoreline Identification Guide - Essex Wildlife Trust Biological
... dips in the sea bed. Any cuts resulting from falls or from touching sharp objects should be reported to and cared for by a first aider or doctor. Be wary if you are working at low tide as tides turn around quickly. Make sure you leave enough time to complete you survey and start moving back up the s ...
... dips in the sea bed. Any cuts resulting from falls or from touching sharp objects should be reported to and cared for by a first aider or doctor. Be wary if you are working at low tide as tides turn around quickly. Make sure you leave enough time to complete you survey and start moving back up the s ...
Simulation of potential habitat overlap between red deer (Cervus
... traditional conservation measures target endemic or threatened species, such as the Siberian tiger (Panthera tigris altaica) and giant panda (Ailuropoda melanoleuca), which coexist in similar habitats with some common species; however, these approaches are insufficient for regional biodiversity cons ...
... traditional conservation measures target endemic or threatened species, such as the Siberian tiger (Panthera tigris altaica) and giant panda (Ailuropoda melanoleuca), which coexist in similar habitats with some common species; however, these approaches are insufficient for regional biodiversity cons ...
Modeling Dynamics of Patchy Landscapes: Linking Metapopulation
... unify ecological theory (e.g., Meadow et al., 1972; Huston et al., 1988). Current understanding of global environmental issues such as acid precipitation and the greenhouse effect depends largely on modeling efforts (e.g., Armentano et al., 1984; NAPAP, 1990). The development of ecological theory an ...
... unify ecological theory (e.g., Meadow et al., 1972; Huston et al., 1988). Current understanding of global environmental issues such as acid precipitation and the greenhouse effect depends largely on modeling efforts (e.g., Armentano et al., 1984; NAPAP, 1990). The development of ecological theory an ...
Article
... assessed at the sampling grain 5×5 m2. Predation risk changed among landscapes, as it was lower where more ‘rocks’, and thus less seagrass, were present. The higher risk was found in the ‘continuous’ P. oceanica rather than in the low-fragmentation, high-fragmentation and rock habitats (p-values = 0 ...
... assessed at the sampling grain 5×5 m2. Predation risk changed among landscapes, as it was lower where more ‘rocks’, and thus less seagrass, were present. The higher risk was found in the ‘continuous’ P. oceanica rather than in the low-fragmentation, high-fragmentation and rock habitats (p-values = 0 ...
Are hybrid species more fit than ancestral parent species in the
... et al., 1996). Both hybrid species appear to have originated within the last 200,000 years and potentially have multiple origins (Schwarzbach & Rieseberg, 2002; Gross et al., 2003, 2007), although much earlier dates of origin are currently being evaluated (L. H. Rieseberg, unpublished data). The par ...
... et al., 1996). Both hybrid species appear to have originated within the last 200,000 years and potentially have multiple origins (Schwarzbach & Rieseberg, 2002; Gross et al., 2003, 2007), although much earlier dates of origin are currently being evaluated (L. H. Rieseberg, unpublished data). The par ...
Frog Friendly Habitat - Ginninderra Catchment Group
... ! It is not permitted (or desirable) to move fish from one water body to another under the ACT Fisheries Act 2000 unless you have a licence. To legally obtain the fish suggested above, you need to source them from an aquarium shop or fish breeder. There are a number of aquarium shops in Canberra tha ...
... ! It is not permitted (or desirable) to move fish from one water body to another under the ACT Fisheries Act 2000 unless you have a licence. To legally obtain the fish suggested above, you need to source them from an aquarium shop or fish breeder. There are a number of aquarium shops in Canberra tha ...
Biosphere (all living organisms)
... coral reefs. In particular their rapid growth rates (linear extension rates of ~5 cm per year in corals) result in overgrowth and/or shading of corals. Other organisms, such as soft corals and sponges, also compete with corals for space, and some of these engage in chemical warfare, producing molecu ...
... coral reefs. In particular their rapid growth rates (linear extension rates of ~5 cm per year in corals) result in overgrowth and/or shading of corals. Other organisms, such as soft corals and sponges, also compete with corals for space, and some of these engage in chemical warfare, producing molecu ...
Wildlife Management
... • Defined as: the number of each wildlife species a habitat can support throughout the year without damage to the animals or the habitat • The goal of wildlife management is to control the number of animals at or below carrying capacity so no damage is done to the animals or their habitat • If wildl ...
... • Defined as: the number of each wildlife species a habitat can support throughout the year without damage to the animals or the habitat • The goal of wildlife management is to control the number of animals at or below carrying capacity so no damage is done to the animals or their habitat • If wildl ...
Bush Stone-curlews in the Goulburn Broken
... • Until the 1950-60’s Bush Stone-curlews were relatively common over much of their Victorian range. • They were just curlews to us. We didn’t take particular notice, not like now. [Goomalibee 1950s] • Dad used to tell stories that the curlews were so thick and so noisy at night that he used to get ...
... • Until the 1950-60’s Bush Stone-curlews were relatively common over much of their Victorian range. • They were just curlews to us. We didn’t take particular notice, not like now. [Goomalibee 1950s] • Dad used to tell stories that the curlews were so thick and so noisy at night that he used to get ...
measuring habitat quality: a review
... in many respects because it offers access to high quality resources that maximize a bird’s chances for survival and reproduction. However, at a population level, Habitat B may be better because it supports a larger persistent local population. This trade-off in quality and quantity of resources was ...
... in many respects because it offers access to high quality resources that maximize a bird’s chances for survival and reproduction. However, at a population level, Habitat B may be better because it supports a larger persistent local population. This trade-off in quality and quantity of resources was ...
Grassland Conservation and Management
... With the almost complete destruction of the prairie ecosystem, large fauna like bison, elk, and wolves quickly disappeared. Fortunately, not all grassland animals disappeared. Early agriculture in Illinois was fairly diversified, and wildlife such as birds and small mammals were able to switch from ...
... With the almost complete destruction of the prairie ecosystem, large fauna like bison, elk, and wolves quickly disappeared. Fortunately, not all grassland animals disappeared. Early agriculture in Illinois was fairly diversified, and wildlife such as birds and small mammals were able to switch from ...
Exam #1 Practice Questions
... What would happen to the seasons if the Earth were tilted 35 degrees off its orbital plane instead of the usual 23.5 degrees? A) The seasons would disappear. B) Winters and summers would be more severe. C) Winters and summers would be less severe. D) The seasons would be shorter. Answer: B ...
... What would happen to the seasons if the Earth were tilted 35 degrees off its orbital plane instead of the usual 23.5 degrees? A) The seasons would disappear. B) Winters and summers would be more severe. C) Winters and summers would be less severe. D) The seasons would be shorter. Answer: B ...
Benchmarking novel approaches for modelling species range
... We compare a classical SDM and four different range dynamic models, three of which are SDM hybrids (Fig. 1, Appendix S1 in Supporting Information). The simplest SDM hybrid, MigClim, supplements SDM predictions with distance-dependent colonisation probabilities (Engler & Guisan, 2009, Normand et al., ...
... We compare a classical SDM and four different range dynamic models, three of which are SDM hybrids (Fig. 1, Appendix S1 in Supporting Information). The simplest SDM hybrid, MigClim, supplements SDM predictions with distance-dependent colonisation probabilities (Engler & Guisan, 2009, Normand et al., ...
Tipton Kangaroo Rat - Bakersfield Habitat Conservation Plan
... animals per hectare (January; rainy season) and 5.5 animals per hectare (May; dry season). Other studies at Lemoore calculated densities of 1.5 ± 0.5 animals per hectare overall and 13.5 ± 4.4 animals per hectare in focus areas. A study at the Highway 41 and Jackson Avenue site near Naval Air Statio ...
... animals per hectare (January; rainy season) and 5.5 animals per hectare (May; dry season). Other studies at Lemoore calculated densities of 1.5 ± 0.5 animals per hectare overall and 13.5 ± 4.4 animals per hectare in focus areas. A study at the Highway 41 and Jackson Avenue site near Naval Air Statio ...
Population Growth and Regulation EnBio
... wild populations include sheep and harbor seals (Figure 2 ). In both examples, the population size exceeds the carrying capacity for short periods of time and then falls below the carrying capacity afterwards. This uctuation in population size continues to occur as the population oscillates around ...
... wild populations include sheep and harbor seals (Figure 2 ). In both examples, the population size exceeds the carrying capacity for short periods of time and then falls below the carrying capacity afterwards. This uctuation in population size continues to occur as the population oscillates around ...
What does ecological modelling model? A proposed classification of
... representations of different realized niches. If we use a welldistributed dataset of true absences (including all absences from suitable habitats), the resulting ENMs approximates to the occupied niche (sensu Pearson, 2007; Fig. 1). If instead we use an incomplete distribution of true absences or di ...
... representations of different realized niches. If we use a welldistributed dataset of true absences (including all absences from suitable habitats), the resulting ENMs approximates to the occupied niche (sensu Pearson, 2007; Fig. 1). If instead we use an incomplete distribution of true absences or di ...
Pinyon Jay - New Mexico Avian Conservation Partners
... Pinyon Jays have been known to nest in nearly every month of the year, in response to abundant green pinyon cones (fall), cached seeds (late winter), or insects (spring and summer, Ligon 1978, Balda 2002). When pinyon seeds are abundant, the Pinyon Jay is one of the earliest-nesting passerines in No ...
... Pinyon Jays have been known to nest in nearly every month of the year, in response to abundant green pinyon cones (fall), cached seeds (late winter), or insects (spring and summer, Ligon 1978, Balda 2002). When pinyon seeds are abundant, the Pinyon Jay is one of the earliest-nesting passerines in No ...