carrying capacity - Into The Outdoors
... 2. For every two Musky, one new offspring will survive predators (birds, fisherman, etc.) each generation or season. Add a new Musky each generation. 3. If all of the squares are filled in Box Lake ...
... 2. For every two Musky, one new offspring will survive predators (birds, fisherman, etc.) each generation or season. Add a new Musky each generation. 3. If all of the squares are filled in Box Lake ...
Eco-evolutionary feedbacks during experimental range
... in both parameters of the functional response (maximum amount of resources consumed, a; and foraging efficiency, 1/b) can lead to the demographic differences we observe between populations in the range core and at the range margin, while the assimilation coefficient (e) has a different effect (Supplem ...
... in both parameters of the functional response (maximum amount of resources consumed, a; and foraging efficiency, 1/b) can lead to the demographic differences we observe between populations in the range core and at the range margin, while the assimilation coefficient (e) has a different effect (Supplem ...
Wild Turkey Management Plan
... In the last 10 years, the City of Davis has experienced a significant increase in the number of resident wild turkeys (Meleagris gallopavo) living within the urban planning area. The largest numbers of turkeys are localized to 3 neighborhoods in north, east, and south Davis, with a smaller but growi ...
... In the last 10 years, the City of Davis has experienced a significant increase in the number of resident wild turkeys (Meleagris gallopavo) living within the urban planning area. The largest numbers of turkeys are localized to 3 neighborhoods in north, east, and south Davis, with a smaller but growi ...
(k(:i)logia Patterns of variation in life history among
... Peaseand Bull 1988).For example, models have incorporated negativecorrelations betweencurrent investmentand future investments in reproduction, juvenile survivorship and clutch size. reproductive effort and adult survivorship, and meangenerationtime and the intrinsic rate of increase. Alternative li ...
... Peaseand Bull 1988).For example, models have incorporated negativecorrelations betweencurrent investmentand future investments in reproduction, juvenile survivorship and clutch size. reproductive effort and adult survivorship, and meangenerationtime and the intrinsic rate of increase. Alternative li ...
Long-term dynamics of three benthic Ampelisca (Crustacea
... Appendix 1 and Fig. 1b,c illustrate the way that this Fig. 1b. It depends on a ‘pollution rate‘ ( p) and on the parameter is used in the model. The pollutant is species. The pollution rate characterises the presence assumed to decrease exponentially with time (Fig. 1c). and the concentration of hydr ...
... Appendix 1 and Fig. 1b,c illustrate the way that this Fig. 1b. It depends on a ‘pollution rate‘ ( p) and on the parameter is used in the model. The pollutant is species. The pollution rate characterises the presence assumed to decrease exponentially with time (Fig. 1c). and the concentration of hydr ...
Singlespecies metapopulation dynamics
... immigration on local dynamics (the rescue effect); and heterogeneity among habitat patches. The rescue effect may lead to alternative stable equilibria in metapopulation dynamics. Heterogeneity among habitat patches may give rise to a bimodal equilibrium distribution of the fraction of patches occup ...
... immigration on local dynamics (the rescue effect); and heterogeneity among habitat patches. The rescue effect may lead to alternative stable equilibria in metapopulation dynamics. Heterogeneity among habitat patches may give rise to a bimodal equilibrium distribution of the fraction of patches occup ...
Enhancing management effectiveness of invasive
... 35–65% of the population must be removed annually to have an effect, and that even after 50 years of culling, lionfish would rebound to 90% of the original population after a six year suspension. However, Green et al. (2014) suggest that complete eradication of invasive lionfish is not necessary to re ...
... 35–65% of the population must be removed annually to have an effect, and that even after 50 years of culling, lionfish would rebound to 90% of the original population after a six year suspension. However, Green et al. (2014) suggest that complete eradication of invasive lionfish is not necessary to re ...
Adaptation to climate change - Proceedings of the Royal Society B
... gradients in seasonality, i.e. the degree of seasonal temperature fluctuations influencing the length of the growing season [6,12,13]. However, latitudinal adaptations could also evolve without changing the overall growth capacity but via shifts in thermal reaction norms toward a higher or lower ran ...
... gradients in seasonality, i.e. the degree of seasonal temperature fluctuations influencing the length of the growing season [6,12,13]. However, latitudinal adaptations could also evolve without changing the overall growth capacity but via shifts in thermal reaction norms toward a higher or lower ran ...
Harvest Mouse Fact Sheet
... It is believed that harvest mice are sensitive to climate change and have a preference for dry conditions1. Numbers may be limited by summer rainfall. Harvest mice originally made their nests in corn stalks but are now rarely found amongst crops. Harvest mice are more common in England, as hedgerows ...
... It is believed that harvest mice are sensitive to climate change and have a preference for dry conditions1. Numbers may be limited by summer rainfall. Harvest mice originally made their nests in corn stalks but are now rarely found amongst crops. Harvest mice are more common in England, as hedgerows ...
Ecosystems and Living Organisms
... Brown anole eventually out-competed the green anole for resources Drove out green anole, thereby reducing the green anole’s realized niche ...
... Brown anole eventually out-competed the green anole for resources Drove out green anole, thereby reducing the green anole’s realized niche ...
Trophic impact of long-lived species indicated by population
... fast-growing species that depend on seasonal fluctuations (e.g. hydrozoans), the demographic parameters of the patch (i.e. size, number of polyps, density of colonies) respond to environmental seasonal changes in order to enhance prey capture during or just before the reproductive period and efficie ...
... fast-growing species that depend on seasonal fluctuations (e.g. hydrozoans), the demographic parameters of the patch (i.e. size, number of polyps, density of colonies) respond to environmental seasonal changes in order to enhance prey capture during or just before the reproductive period and efficie ...
PDF
... Wacker 1995; Hoekstra and van den Bergh 2005; Horan et al. 2011). Prior work has shown human interventions may influence these stock-dependent interactions, so that management or exploitation of one species that does not account for interspecies interactions will generate spillover effects impacting ...
... Wacker 1995; Hoekstra and van den Bergh 2005; Horan et al. 2011). Prior work has shown human interventions may influence these stock-dependent interactions, so that management or exploitation of one species that does not account for interspecies interactions will generate spillover effects impacting ...
On chaos, transient chaos and ghosts in single population models
... could consume almost the whole population of adult cicadas in their summer decline, but their consumption was lower for much larger population densities. In addition, some other studies about predation on bird eggs and nestlings [21] as well as predation on fish species [22], showed that increasing ...
... could consume almost the whole population of adult cicadas in their summer decline, but their consumption was lower for much larger population densities. In addition, some other studies about predation on bird eggs and nestlings [21] as well as predation on fish species [22], showed that increasing ...
Chapter 5: Ecosystems & Living Organisms
... Brown anole eventually out-competed the green anole for resources Drove out green anole, thereby reducing the green anole’s realized niche ...
... Brown anole eventually out-competed the green anole for resources Drove out green anole, thereby reducing the green anole’s realized niche ...
Unit 30D Population and Community Dynamics
... Traits that distinguish individuals from one another represent genetic diversity, which varies both within species and from species to species (Figure 1). With techniques such as DNA sequencing, geneticists have begun to analyze and compare the genetic code of individuals, populations, and entire sp ...
... Traits that distinguish individuals from one another represent genetic diversity, which varies both within species and from species to species (Figure 1). With techniques such as DNA sequencing, geneticists have begun to analyze and compare the genetic code of individuals, populations, and entire sp ...
Population structure of long-lived macrozoobenthic species
... structure resulting in a value for the “degree of naturalness” of the population structure. No such metric is known for marine benthic species. The definition of a mean reference size or biomass integrates all size classes and may become a valuable indicator if all size classes are impacted equally ...
... structure resulting in a value for the “degree of naturalness” of the population structure. No such metric is known for marine benthic species. The definition of a mean reference size or biomass integrates all size classes and may become a valuable indicator if all size classes are impacted equally ...
- Wiley Online Library
... All hyenas were individually identified and their age and sex determined following Höner et al. (2005). Hyenas aged <12 months were classified as cubs, those between 12 and 24 months as yearlings and those ‡ 24 months as adults. Adult rank was based on the outcome of dyadic interactions using submiss ...
... All hyenas were individually identified and their age and sex determined following Höner et al. (2005). Hyenas aged <12 months were classified as cubs, those between 12 and 24 months as yearlings and those ‡ 24 months as adults. Adult rank was based on the outcome of dyadic interactions using submiss ...
Allee Effects, Immigration, and the Evolution of Species` Niches
... generation one expects fewer copies of that allele than in the previous generation. Turning this around, for selection to increase the frequency of this locally favored type, absolute fitness of the novel mutation has to exceed unity so that copies of the allele will be able to increase in numbers o ...
... generation one expects fewer copies of that allele than in the previous generation. Turning this around, for selection to increase the frequency of this locally favored type, absolute fitness of the novel mutation has to exceed unity so that copies of the allele will be able to increase in numbers o ...
Allee Effects, Immigration, and the Evolution of Species
... generation one expects fewer copies of that allele than in the previous generation. Turning this around, for selection to increase the frequency of this locally favored type, absolute fitness of the novel mutation has to exceed unity so that copies of the allele will be able to increase in numbers o ...
... generation one expects fewer copies of that allele than in the previous generation. Turning this around, for selection to increase the frequency of this locally favored type, absolute fitness of the novel mutation has to exceed unity so that copies of the allele will be able to increase in numbers o ...
PLASTICITY IN LIFE
... optimal age and size at maturity when growth rate varies because of extrinsic factors such as temperature or diet. These models, where mortality patterns in different developmental stages play an important part, suggest that the optimal reaction norm typically should be displaced towards maturing la ...
... optimal age and size at maturity when growth rate varies because of extrinsic factors such as temperature or diet. These models, where mortality patterns in different developmental stages play an important part, suggest that the optimal reaction norm typically should be displaced towards maturing la ...
Course notes (part 1)
... provided with some of their own. The course is focused firstly around providing basic background knowledge that underpins the use of the EAFM approach and, secondly, learning how to develop an EAFM plan in a step-by-step approach. This second aspect will form the bulk of the course and students will ...
... provided with some of their own. The course is focused firstly around providing basic background knowledge that underpins the use of the EAFM approach and, secondly, learning how to develop an EAFM plan in a step-by-step approach. This second aspect will form the bulk of the course and students will ...
video slide - Bremen High School District 228
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
population
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
Chapter 53
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
... • Some populations fluctuate greatly and make it difficult to define K • Some populations show an Allee effect, in which individuals have a more difficult time surviving or reproducing if the population size is too small ...
toward a metabolic theory of ecology
... Body size Since early in the 20th century, it has been known that almost all characteristics of organisms vary predictably with body size. Huxley (1932) is credited with pointing out that most size-related variation can be described by so-called allometric equations, which are power functions of the ...
... Body size Since early in the 20th century, it has been known that almost all characteristics of organisms vary predictably with body size. Huxley (1932) is credited with pointing out that most size-related variation can be described by so-called allometric equations, which are power functions of the ...