Such patterns occur at different spatial scales and can vary with the scale of observation, suggesting that different principles might apply at different scales (e.g. What can observational data reveal about metacommunity processes? N Oikos 84:177–192, Lilleskov EA, Fahey TJ, Lovett GM (2001) Ectomycorrhizal fungal aboveground community change over an atmospheric nitrogen deposition gradient. For example, communities of ectomycorrhizal fungi might be distinguished at the scale of continents (Barroetavena et al. Cylindropuntia leptocaulis E Could ecosystem management provide a new framework for Alzheimer's disease? 2003). (2008), and in a Quercus rubra forest by Gebhardt et al. Community-Based Participatory Research. 1998), a large degree of variation exists among individual trees in the structure of the ectomycorrhizal fungal community. This seems to be the most obvious and natural way to define a community. New Phytol 166:251–262, Koide RT, Xu B, Sharda J, Lekberg Y, Ostiguy O (2005b) Evidence of species interactions within an ectomycorrhizal fungal community. Indeed, it seems rather unlikely that we will ever be able to catalog enough of the relevant traits of enough species to ever make community ecology a predictive science. The effects of competitive interactions can be ameliorated or, in other words, the coexistence of multiple species may be facilitated by at least two common phenomena. 2006). Does environmental heterogeneity affect species co-occurrence in ecological guilds across stream macroinvertebrate metacommunities? what re-use is permitted. The case of Hyospathe elegans (Arecaceae, Arecoidae, Areceae, Euterpeinae), https://doi.org/10.1046/j.1442-1984.2001.00061.x, Flow conditions, benthic food resources, and invertebrate community composition in a low-gradient stream in Missouri, Linking abundance, occupancy and spatial structure: an empirical test of a neutral model in an open-forest woody plant community in eastern Australia, https://doi.org/10.1046/j.1365-2699.2001.00553.x, ECOLOGICAL AND FITNESS CONSEQUENCES OF SPECIES COEXISTENCE: A REMOVAL EXPERIMENT WITH WOOD WARBLERS, https://doi.org/10.1890/0012-9658(2001)082[0189:EAFCOS]2.0.CO;2, Predators, parasitoids and pathogens: species richness, trophic generality and body sizes in a natural food web, https://doi.org/10.1046/j.1365-2656.2000.00367.x, A Field Experiment to Determine Dreissena and Predator Effects on Zoobenthos in a Nearshore, Rocky Habitat of Western Lake Erie, Identification of priority regions for animal conservation in afforestable montane grasslands of the northern Eastern Cape Province, South Africa, https://doi.org/10.1016/S0006-3207(98)00030-5, Spatial Fidelity of Plant, Vertebrate, and Invertebrate Assemblages in Multiple-Use Forest in Eastern Australia, https://doi.org/10.1046/j.1523-1739.1998.97075.x, https://doi.org/10.1111/j.1523-1739.1998.97075.x, A process for developing and evaluating indices of fish assemblage integrity, Propagation of permanent perturbations in food chains and food webs, https://doi.org/10.1016/S0304-3800(97)00220-2, EXPERIMENTAL ECOLOGY OF FOOD WEBS: COMPLEX SYSTEMS IN TEMPORARY PONDS, https://doi.org/10.1890/0012-9658(1997)078[2279:EEOFWC]2.0.CO;2, Moths at tropical forest margins — how mega-diverse insect assemblages respond to forest disturbance and recovery, https://doi.org/10.1007/978-3-540-30290-2_3. Keep in mind that the gradient will always map to locations in real space but not necessarily to locations that are spatially contiguous. The structure of ectomycorrhizal fungal communities clearly varies along N availability gradients (Kranabetter et al.
What do beta diversity components reveal from presence-absence community data?
Perhaps, this is why some have called community ecology “repugnant and intractably complex” (Pianka 1992) or, simply, “a mess” (Lawton 1999). 0000038132 00000 n endobj Thus, traits such as growth rate, antibiosis (Krywolap 1964), or the minimum concentration of a resource at which it can still be acquired (Tilman 1981) may determine competitive ability. 0000034684 00000 n To simplify the study of communi- ... of community ecology: a conceptual approach. 0000035280 00000 n Sampling effort affects multivariate comparisons of stream assemblages, Large-scale spatial ecology of dung beetles, https://doi.org/10.1111/j.1600-0587.2001.tb00486.x, Palm pollination by bees, beetles and flies: Why pollinator taxonomy does not matter.