Considerations for Identification of Effective Area
... a selection of ecologically based factors, drawn from a literature review, which when present can infer that the area has been effective at achieving its conservation goals. None of the reviews concluded that any individual factor was either necessary or sufficient to ensure conservation of biodiver ...
... a selection of ecologically based factors, drawn from a literature review, which when present can infer that the area has been effective at achieving its conservation goals. None of the reviews concluded that any individual factor was either necessary or sufficient to ensure conservation of biodiver ...
effects of interspecific competition and multiple predators
... competition. Interference competition means direct, often physical interactions, such as fighting over territories. Species can also compete with each other indirectly via exploitation, i.e. using resources so they become no longer available to others (e.g. Schoener 1983). In extreme cases, interspe ...
... competition. Interference competition means direct, often physical interactions, such as fighting over territories. Species can also compete with each other indirectly via exploitation, i.e. using resources so they become no longer available to others (e.g. Schoener 1983). In extreme cases, interspe ...
Distribution and trophic ecology of chaetognaths in the western
... (ANOVA). When the requirements of homoscedasticity were not fulfilled, data were transformed. In those cases where no suitable transformation was found, non-parametric tests were used instead. The study of foraging strategies between the different species of chaetognaths had to be conducted within c ...
... (ANOVA). When the requirements of homoscedasticity were not fulfilled, data were transformed. In those cases where no suitable transformation was found, non-parametric tests were used instead. The study of foraging strategies between the different species of chaetognaths had to be conducted within c ...
Evolution of tree killing in bark beetles (Coleoptera: Curculionidae
... are relatively similar, different species vary markedly in the physiological condition of the hosts they select. Most of , 6000 known species colonise dead or stressed trees, a resource they share with a large diversity of insects and other organisms. A small number of bark beetle species kill healt ...
... are relatively similar, different species vary markedly in the physiological condition of the hosts they select. Most of , 6000 known species colonise dead or stressed trees, a resource they share with a large diversity of insects and other organisms. A small number of bark beetle species kill healt ...
best practices manual for protection of wolf, lynx and brown bear
... hunters, based on the content of fat in the bone marrow, revealed that the predators remove from deer populations individuals with smaller fat resources than hunters (Spajic 2009). In Europe, there has been over 500 thousand collisions per year noted involving wild ungulates, in which 30 thousand pe ...
... hunters, based on the content of fat in the bone marrow, revealed that the predators remove from deer populations individuals with smaller fat resources than hunters (Spajic 2009). In Europe, there has been over 500 thousand collisions per year noted involving wild ungulates, in which 30 thousand pe ...
PDF - South Coast Wildlands
... habitats and movement needs in the region, so that planning adequate linkages for them is expected to cover connectivity needs for the ecosystems they represent. To identify potential routes between existing protected areas we conducted landscape permeability analyses for 3 focal species for which a ...
... habitats and movement needs in the region, so that planning adequate linkages for them is expected to cover connectivity needs for the ecosystems they represent. To identify potential routes between existing protected areas we conducted landscape permeability analyses for 3 focal species for which a ...
California Department of Fish and Wildlife Conservation Plan for
... The presence of wolves where they occur in the northern hemisphere is a testament to their adaptability, a sign of nature’s wonder by some, and often a source of controversy. Recent expansion of gray wolf populations to Washington and Oregon (and now dispersing wolves to California) have been accomp ...
... The presence of wolves where they occur in the northern hemisphere is a testament to their adaptability, a sign of nature’s wonder by some, and often a source of controversy. Recent expansion of gray wolf populations to Washington and Oregon (and now dispersing wolves to California) have been accomp ...
Sustainable Management and conservation of the Mugger Crocodile
... to 1 meter in length at the end of their first year (Holiday and Adler, 1989). The body of the Crocodilians is covered with a thick, leathery skin which has various sizes and shapes of scales in particular areas. The dorsal part is covered with large and rectangular scales, called as "Scute", in dif ...
... to 1 meter in length at the end of their first year (Holiday and Adler, 1989). The body of the Crocodilians is covered with a thick, leathery skin which has various sizes and shapes of scales in particular areas. The dorsal part is covered with large and rectangular scales, called as "Scute", in dif ...
Sex allocation, pollen limitation and masting in whitebark pine
... pollination in mast years is especially intriguing because it can be a proximate mechanism for masting (Isagi et al. 1997; Satake & Iwasa 2000), in addition to improving reproductive success. In brief, this proximate mechanism, known as the ‘resource budget’ model (Isagi et al. 1997), is based on th ...
... pollination in mast years is especially intriguing because it can be a proximate mechanism for masting (Isagi et al. 1997; Satake & Iwasa 2000), in addition to improving reproductive success. In brief, this proximate mechanism, known as the ‘resource budget’ model (Isagi et al. 1997), is based on th ...
Integrating Above and Belowground Components of Biodiversity
... carbon supply. Due to their ubiquity and their functional importance, they are the subject of much research into their community ecology, yet much is still unknown. For instance: whether or not AM fungi display preference for certain host plant species; how environmental heterogeneity and energy ava ...
... carbon supply. Due to their ubiquity and their functional importance, they are the subject of much research into their community ecology, yet much is still unknown. For instance: whether or not AM fungi display preference for certain host plant species; how environmental heterogeneity and energy ava ...
A Pneumocystis carinii multi-gene family with
... EcoRI restriction endonuclease site incorporated at the 5' end to facilitate cloning of the amplification products into EcoRIdigested plasmid vectors pBluescript SK( - ) (Stratagene) or pUC18 (Pharmacia). The final concentration of the amplification reaction mix was 50 mM KCl, 10 mM Tris (pH 8-0), 0 ...
... EcoRI restriction endonuclease site incorporated at the 5' end to facilitate cloning of the amplification products into EcoRIdigested plasmid vectors pBluescript SK( - ) (Stratagene) or pUC18 (Pharmacia). The final concentration of the amplification reaction mix was 50 mM KCl, 10 mM Tris (pH 8-0), 0 ...
How does adaptive consumer movement affect population dynamics
... 1. Introduction The question posed by the title is important because most natural consumer–resource interactions occur in spatially subdivided ecological systems (metacommunities) connected by the dispersal of individuals. While movement behavior is likely to be adaptive (Bowler and Benton, 2005), r ...
... 1. Introduction The question posed by the title is important because most natural consumer–resource interactions occur in spatially subdivided ecological systems (metacommunities) connected by the dispersal of individuals. While movement behavior is likely to be adaptive (Bowler and Benton, 2005), r ...
30 years of the endangered species act
... 200 to 300 Aleutian geese. Buldir was Many private landowners on the Califorone of few remaining islands with no nia coast and in the Sacramento and San foxes and a remnant goose population. Joaquin valleys manage their lands to So serious was the plight of the subspe- provide wintering habitat for ...
... 200 to 300 Aleutian geese. Buldir was Many private landowners on the Califorone of few remaining islands with no nia coast and in the Sacramento and San foxes and a remnant goose population. Joaquin valleys manage their lands to So serious was the plight of the subspe- provide wintering habitat for ...
Lesson Overview
... greenhouse, or carefully alter conditions in selected parts of natural ecosystems. ...
... greenhouse, or carefully alter conditions in selected parts of natural ecosystems. ...
A comparative study of morphometry in shell
... logarithmic scales with the slopes having values of about three. The arcsine-transformed proportion of shell weight out of total weight varied among and within different morphological/taxonomic groups, ranging from 58.6% in Acanthochiton de®lippi to 76.4% in Nerita albicilla. The allometry of shell ...
... logarithmic scales with the slopes having values of about three. The arcsine-transformed proportion of shell weight out of total weight varied among and within different morphological/taxonomic groups, ranging from 58.6% in Acanthochiton de®lippi to 76.4% in Nerita albicilla. The allometry of shell ...
The assembly and disassembly of ecological networks in a changing world
... is the key to community stability and persistence. Scientists thus started to focus on the understanding of complex networks of interactions between species, and it was soon realised that species population dynamics are influenced by biotic interactions within the overall network. Moreover, certain ...
... is the key to community stability and persistence. Scientists thus started to focus on the understanding of complex networks of interactions between species, and it was soon realised that species population dynamics are influenced by biotic interactions within the overall network. Moreover, certain ...
Dung beetle communities in Madagascar
... maintenance of species richness in local communities. Why certain species occur in one place but not in another, how ecologically apparently similar species use resources, what is the role of the regional species pool in affecting species composition in local communities, and so forth. Madagascar of ...
... maintenance of species richness in local communities. Why certain species occur in one place but not in another, how ecologically apparently similar species use resources, what is the role of the regional species pool in affecting species composition in local communities, and so forth. Madagascar of ...
Landscape and smaller-scale effects of lugworm
... individual bands, and matches bands occupying the same position in the different lanes. Similarity indices were then calculated using band position and intensity (weighted) or band position only (unweighted) via the method of the Dice Coefficient. The complements of these similarity values were calc ...
... individual bands, and matches bands occupying the same position in the different lanes. Similarity indices were then calculated using band position and intensity (weighted) or band position only (unweighted) via the method of the Dice Coefficient. The complements of these similarity values were calc ...
thesis_introduction
... most studied Phocid species mainly due to its broad coastal distribution, visibility and site fidelity. Centuries of interactions with humans through harvest, conflicts with fisheries or more recently tourism have given the species its common name (Bonner 1989). The harbour seal is a small Phocid se ...
... most studied Phocid species mainly due to its broad coastal distribution, visibility and site fidelity. Centuries of interactions with humans through harvest, conflicts with fisheries or more recently tourism have given the species its common name (Bonner 1989). The harbour seal is a small Phocid se ...
- Wiley Online Library
... taxon possible based on species-specific or familyspecific diagnostic structures such as otoliths, teeth, gill rakers, and vertebrae (hereafter referred to as bones or structures). We quantified diet composition by calculating the frequency with which each prey type occurred among all scat samples with ...
... taxon possible based on species-specific or familyspecific diagnostic structures such as otoliths, teeth, gill rakers, and vertebrae (hereafter referred to as bones or structures). We quantified diet composition by calculating the frequency with which each prey type occurred among all scat samples with ...
003
... This year the Department of Defense (DOD), Legacy Program provided funding to Island Conservation to develop an implementation plan for predator proof fencing on Hawai‘i DOD lands. In order to accomplish this, each branch of DOD submitted descriptions of candidate sites where predator proof fencing ...
... This year the Department of Defense (DOD), Legacy Program provided funding to Island Conservation to develop an implementation plan for predator proof fencing on Hawai‘i DOD lands. In order to accomplish this, each branch of DOD submitted descriptions of candidate sites where predator proof fencing ...
The peppered moth: a black and white story after all
... Recently, reversals of melanism in industrial areas have been dramatic, and again not just confined to the peppered moth. The marbled beauty moth Cryphia domestica, for example, was said to have melanic forms that "predominate in London" (Skinner 1984: 122). The moth "may be found during the day on ...
... Recently, reversals of melanism in industrial areas have been dramatic, and again not just confined to the peppered moth. The marbled beauty moth Cryphia domestica, for example, was said to have melanic forms that "predominate in London" (Skinner 1984: 122). The moth "may be found during the day on ...
Recovery plan for the brush-tailed rock
... • outlines the animal’s ecology • describes its past and current distribution and abundance • explains the reasons for its decline • sets out actions to recover the species across its known range in NSW. The Department of Environment and Climate Change NSW (DECC) believes many interrelated factors c ...
... • outlines the animal’s ecology • describes its past and current distribution and abundance • explains the reasons for its decline • sets out actions to recover the species across its known range in NSW. The Department of Environment and Climate Change NSW (DECC) believes many interrelated factors c ...
How do transposable elements work - Zoology, UBC
... Are nodes on a Tree of Life definitive moments in time, or they actually occur over more than one generation? Can natural selection work for non-living things? What does RNP stand for? How do scientists effectively distinguish between homology and convergence? Could you please explain the case histo ...
... Are nodes on a Tree of Life definitive moments in time, or they actually occur over more than one generation? Can natural selection work for non-living things? What does RNP stand for? How do scientists effectively distinguish between homology and convergence? Could you please explain the case histo ...
Mammals of the Mixedwood Plains Ecozone
... The best sources of information on the ranges of the mammals of the Ontario and Quebec parts of this ecozone are Peterson (1966) for both parts; Dobbyn (1994) and Peterson (1957) for Ontario; and Prescott and Richard (1982) for Quebec. Currently in the Mixedwood Plains Ecozone there are about 59 spe ...
... The best sources of information on the ranges of the mammals of the Ontario and Quebec parts of this ecozone are Peterson (1966) for both parts; Dobbyn (1994) and Peterson (1957) for Ontario; and Prescott and Richard (1982) for Quebec. Currently in the Mixedwood Plains Ecozone there are about 59 spe ...