Dune vegetation fertilization by nesting sea turtles.

abstract：:Population density is the most basic ecological parameter for understanding population dynamics and biological conservation. Distance-based methods (or plotless methods) are considered as a more efficient but less robust approach than quadrat-based counting methods in estimating plant population density. The low robus...

journal_title：Ecology

authors： Shen G,Wang X,He F

更新日期：2020-10-01 00:00:00

abstract：:Individual variation in movement can have important consequences for spatial population dynamics. For instance, individual variation increases leptokurtosis in dispersal distance, such that more individuals move very short and very long distances relative to a homogeneous population. We quantified individual variation...

journal_title：Ecology

authors： Brown LM,Crone EE

更新日期：2016-01-01 00:00:00

abstract：:Recent advances in ecological niche modeling (ENM) algorithms, in conjunction with increasing availability of geographic information system (GIS) data, allow species' niches to be predicted over broad geographic areas using environmental characteristics associated with point localities for a given species. Consequentl...

journal_title：Ecology

authors： Knouft JH,Losos JB,Glor RE,Kolbe JJ

更新日期：2006-07-01 00:00:00

abstract：:Inducible defenses are dynamic traits that modulate the strength of both plant-herbivore and herbivore-carnivore interactions. Surprisingly few studies have considered the relative contributions of induced plant and herbivore defenses to the overall balance of bottom-up and top-down control. Here we compare trophic ca...

journal_title：Ecology

authors： Van der Stap I,Vos M,Verschoor AM,Helmsing NR,Mooij WM

更新日期：2007-10-01 00:00:00

abstract：:Predicting the dynamics of ecosystems requires an understanding of how trophic interactions respond to environmental change. In Antarctic marine ecosystems, food web dynamics are inextricably linked to sea ice conditions that affect the nature and magnitude of primary food sources available to higher trophic levels. R...

journal_title：Ecology

authors： Norkko A,Thrush SF,Cummings VJ,Gibbs MM,Andrew NL,Norkko J,Schwarz AM

更新日期：2007-11-01 00:00:00

abstract：:Density dependence could maintain diversity in forests, but studies continue to disagree on its role. Part of the disagreement results from the fact that different studies have evaluated different responses (survival, recruitment, or growth) of different stages (seeds, seedlings, or adults) to different inputs (densit...

journal_title：Ecology

authors： Zhu K,Woodall CW,Monteiro JV,Clark JS

更新日期：2015-09-01 00:00:00

abstract：:The need to model and test hypotheses about complex ecological systems has led to a steady increase in use of path analytical techniques, which allow the modeling of multiple multivariate dependencies reflecting hypothesized causation and mechanisms. The aim is to achieve the estimation of direct, indirect, and total ...

journal_title：Ecology

authors： Clough Y

更新日期：2012-08-01 00:00:00

abstract：:The large variation in seed mass among species inspired a vast array of theoretical and empirical research attempting to explain this variation. So far, seed mass variation was investigated by two classes of studies. One class focuses on species varying in seed mass within communities, while the second focuses on vari...

journal_title：Ecology

authors： DeMalach N,Kadmon R

更新日期：2018-10-01 00:00:00

abstract：:The fact that superabundant invasive pests are also sometimes highly aggressive represents an interesting paradox. Strong intraspecific aggression should result in high intraspecific competition and limit the densities reached by exotic species. One mechanism that can allow invaders to attain high densities despite hi...

journal_title：Ecology

authors： Pintor LM,Sih A,Kerby JL

更新日期：2009-03-01 00:00:00

abstract：:Temperature imposes a constraint on the rates and outcomes of ecological processes that determine community- and ecosystem-level patterns. The application of metabolic scaling theory has advanced our understanding of the influence of temperature on pattern and process in marine communities. Metabolic scaling theory us...

journal_title：Ecology

authors： Bruno JF,Carr LA,O'Connor MI

更新日期：2015-12-01 00:00:00

abstract：:Recent biodiversity-ecosystem functioning experiments in temperate grasslands have shown that productivity positively correlates with plant species richness. Resource partitioning (in particular, nitrogen [N] partitioning) has been proposed as one possible mechanism to explain this pattern. There is evidence for inter...

journal_title：Ecology

authors： Von Felten S,Niklaus PA,Scherer-Lorenzen M,Hector A,Buchmann N

更新日期：2012-11-01 00:00:00

abstract：:Food webs of freshwater ecosystems can be subsidized by allochthonous resources. However, it is still unknown which environmental factors regulate the relative consumption of allochthonous resources in relation to autochthonous resources. Here, we evaluated the importance of allochthonous resources (litterfall) for th...

journal_title：Ecology

authors： Farjalla VF,González AL,Céréghino R,Dézerald O,Marino NA,Piccoli GC,Richardson BA,Richardson MJ,Romero GQ,Srivastava DS

更新日期：2016-08-01 00:00:00

abstract：:Kelp forests are known as key habitats for species diversity and macroalgal productivity; however, we know little about how these biogenic habitats interact with seawater chemistry and phototroph productivity in the water column. We examined kelp forest functions at three locales along the Olympic Peninsula of Washing...

journal_title：Ecology

authors： Pfister CA,Altabet MA,Weigel BL

更新日期：2019-10-01 00:00:00

abstract：:We investigated breeding bird communities of isolated woodlots (1.8-600 ha) in east-central Illinois during three summers (1979-1981) to compare the influence of area and habitat on community structure. Woodlots supported from 9 to 43 species and composition was relatively constant among years. Ecological generalists ...

journal_title：Ecology

authors： Blake JG,Karr JR

更新日期：1987-12-01 00:00:00

abstract：:Soil properties are well known to affect vegetation, but the role of soil heterogeneity in the patterning of vegetation dynamics is poorly documented. We asked whether the location of an ecotone separating grass-dominated and sparsely vegetated areas reflected only historical variation in degradation or was related to...

journal_title：Ecology

authors： Bestelmeyer BT,Ward JP,Havstad KM

更新日期：2006-04-01 00:00:00

abstract：:Intensive land use activities, such as agriculture, are a leading cause of biodiversity loss and can have lasting impacts on ecological systems. Yet, few studies have investigated how land-use legacies impact phylogenetic diversity (the total amount of evolutionary history in a community) or how restoration activities...

journal_title：Ecology

authors： Turley NE,Brudvig LA

更新日期：2016-09-01 00:00:00

abstract：:Abiotic constraints and biotic interactions act simultaneously to shape communities. However, these community assembly mechanisms are often studied independently, which can limit understanding of how they interact to affect species dynamics and distributions. We develop a hierarchical Bayesian neighborhood modeling ap...

journal_title：Ecology

authors： Fortunel C,Lasky JR,Uriarte M,Valencia R,Wright SJ,Garwood NC,Kraft NJB

更新日期：2018-10-01 00:00:00

abstract：:Soil microbial communities have the metabolic and genetic capability to adapt to changing environmental conditions on very short time scales. In this paper we combine biogeochemical and molecular approaches to reveal this potential, showing that microbial biomass can turn over on time scales of days to months in soil,...

journal_title：Ecology

authors： Schmidt SK,Costello EK,Nemergut DR,Cleveland CC,Reed SC,Weintraub MN,Meyer AF,Martin AM

更新日期：2007-06-01 00:00:00

abstract：:It is commonly assumed that microbial communities are structured by "bottom-up" ecological forces, although few experimental manipulations have rigorously tested the mechanisms by which resources structure soil communities. We investigated how plant substrate availability might structure fungal communities and belowgr...

journal_title：Ecology

authors： Cline LC,Hobbie SE,Madritch MD,Buyarski CR,Tilman D,Cavender-Bares JM

更新日期：2018-01-01 00:00:00

abstract：:Farmland is a major land cover type in Europe and Africa and provides habitat for numerous species. The severe decline in farmland biodiversity of the last decades has been attributed to changes in farming practices, and organic and low-input farming are assumed to mitigate detrimental effects of agricultural intensif...

journal_title：Ecology

authors： Lüscher G,Ammari Y,Andriets A,Angelova S,Arndorfer M,Bailey D,Balázs K,Bogers M,Bunce RG,Choisis JP,Dennis P,Díaz M,Dyman T,Eiter S,Fjellstad W,Fraser M,Friedel JK,Garchi S,Geijzendorffer IR,Gomiero T,González-Bor

更新日期：2016-06-01 00:00:00

abstract：:Competition is predicted to affect the expression of inducible defenses, but because costs of behavioral and morphological antipredator defenses differ along resource gradients, its effects on defenses may depend on the traits considered. We tested the predictions from different defense models in tadpoles of the commo...

journal_title：Ecology

authors： Teplitsky C,Laurila A

更新日期：2007-07-01 00:00:00

abstract：:Understanding species differences in demographic strategies is a fundamental goal of ecology. In scleractinian corals, colony morphology is tightly linked with many demographic traits, such as size-specific growth and morality. Here we test how well morphology predicts the colony size-fecundity relationship in eight s...

journal_title：Ecology

authors： Álvarez-Noriega M,Baird AH,Dornelas M,Madin JS,Cumbo VR,Connolly SR

更新日期：2016-12-01 00:00:00

abstract：:Empirical and theoretical investigations of monocarpy have usually addressed the question of minimum or threshold sizes for reproduction. However, the range of flowering sizes observed in many monocarpic species is extraordinarily large (well beyond what can be called a "threshold"), and the sizes of flowering and non...

journal_title：Ecology

authors： Burd M,Read J,Sanson GD,Jaffré T

更新日期：2006-11-01 00:00:00

abstract：:Bigeye tuna are known for remarkable daytime vertical migrations between deep water, where food is abundant but the water is cold, and the surface, where water is warm but food is relatively scarce. Here we investigate if these dive patterns can be explained by dynamic optimal foraging theory, where the tuna maximizes...

journal_title：Ecology

authors： Thygesen UH,Sommer L,Evans K,Patterson TA

更新日期：2016-07-01 00:00:00

abstract：:Species intolerant of changing climate might avoid extinction within refugia buffered from extreme conditions. Refugia have been observed in the fossil record but are not well documented or understood on ecological time scales. Using a 37-year record from the eastern Pacific across the two most severe El Niño events o...

journal_title：Ecology

authors： Smith TB,Glynn PW,Maté JL,Toth LT,Gyory J

更新日期：2014-06-01 00:00:00

abstract：:Although many species face numerous predators in nature, the combined impact of multiple predators on the inducible defenses of prey has rarely been studied. Prey may respond with an intermediate phenotype that balances the risk from several sources or may simply respond to the most dangerous predator. I examined the ...

journal_title：Ecology

authors： Bourdeau PE

更新日期：2009-06-01 00:00:00

abstract：:Biomass production efficiency (BPE), the ratio of biomass production to photosynthesis, varies greatly among ecosystems and typically increases with increasing nutrient availability. Reduced carbon partitioning to mycorrhizal fungi (i.e., per unit photosynthesis) is the hypothesized underlying mechanism, as mycorrhiza...

journal_title：Ecology

authors： Verlinden MS,Ven A,Verbruggen E,Janssens IA,Wallander H,Vicca S

更新日期：2018-11-01 00:00:00

abstract：:Replicated field experiments were used to quantify and to describe the mechanism of competition between the introduced black rat Rattus rattus and the endemic Santiago rice rat Nesoryzomys swarthi on Santiago Island, Galápagos Islands, Ecuador. The removal of R. rattus significantly slowed the rate of seasonal populat...

journal_title：Ecology

authors： Harris DB,Macdonald DW

更新日期：2007-09-01 00:00:00

abstract：:There is growing evidence for the influence of plant intraspecific variation on associated multi-trophic communities, but the traits driving such effects are largely unknown. We conducted a field experiment with selected genetic lines of the dioecious shrub Baceharis salicifolia to investigate the effects of plant gro...

journal_title：Ecology

authors： Abdala-Roberts L,Pratt JD,Pratt R,Schreck TK,Hanna V,Mooney KA

更新日期：2016-03-01 00:00:00

abstract：:Predicting biotic responses to environmental change requires understanding the joint effects of abiotic conditions and biotic interactions on community dynamics. One major challenge is to separate the potentially confounding effects of abiotic environmental variation and local biotic interactions on individual perform...

journal_title：Ecology

authors： Muscarella R,Messier J,Condit R,Hubbell SP,Svenning JC

更新日期：2018-12-01 00:00:00