By Alan G. Hildrew, David G. Raffaelli, Ronni Edmonds-Brown

Ecologists have lengthy struggled to foretell beneficial properties of ecological structures, corresponding to the numbers and variety of organisms. the wide variety of physique sizes in ecological groups, from tiny microbes to massive animals and crops, is rising because the key to prediction. in accordance with the connection among physique measurement and contours equivalent to organic premiums, the physics of water and the quantity of habitat to be had, we are able to comprehend styles of abundance and variety, biogeography, interactions in nutrition webs and the influence of fishing, including as much as a possible 'periodic desk' for ecology. amazing growth at the unravelling, describing and modelling of aquatic foodstuff webs, revealing the elemental position of physique dimension, makes a ebook emphasising marine and freshwater ecosystems rather apt. the following, the significance of physique dimension is tested at a number scales that may be of curiosity to expert ecologists, from scholars to senior researchers.

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All-time giants: the largest animals and their problems. Palaeontology, 41, 1231–1245. Allen, J. R. (1998). Suspension feeding in the brittle-star Ophiothrix fragilis: efficiency of particle retention and implications for the use of encounter-rate models. Marine Biology, 132, 383–390. Anthony, K. R. N. (1997). ): effects of body size, flow regime, and upstream neighbors. Biological Bulletin, 192, 73–86. Berg, H. C. (1983). Random Walks in Biology. Princeton: Princeton University Press. Brown, S.

British Ecological Society 2007. 34 D. ATKINSON AND A. G. HIRST the same organizational structure (key elements, methodological issues, ecological applications). Understanding and predicting the evolution of body size Key elements of life-history theory Optimality models Life-history theory attempts to predict the life histories that evolve under particular selection pressures. Optimality models have been referred to as ‘classical life-history theory’ (summarized in Roff, 1992; Stearns, 1992, 2000), which predicts those life histories that will maximize some measure of Darwinian fitness in a population with stable age structure in particular selective environments.

Influence of velocity and food availability on catchnet dimensions of Neureclipsis bimaculata (Trichoptera: Polycentropodidae). Holarctic Ecology, 7, 380–389. Pratt, M. C. (2004). Effect of zooid spacing on bryozoan feeding success: is competition or facilitation more important? Biological Bulletin, 207, 17–27. , Montebon, F. & Yap, H. T. (1995). Metabolic responses of the scleractinian coral Porites cylindrica Dana to water motion. I. Oxygen flux studies. Journal of Experimental Marine Biology and Ecology, 186, 33–52.

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