Community Ecology Processes, Models, and Applications
a result of stochastic variation in the history of spe- cies arrivals, even under identical environmental conditions and an iden ...
have not yet started to affect community structure (e.g. Mouquetet al.2003). In other words, most species expected to be found t ...
one final permanent endcycle, in the absence of alternative final states. Second, communities can also exhibit alternative long- ...
to mussel-dominated or vice versa, patch size need- ed to be sufficiently large to prevent nearby domi- nants from always drivin ...
from the species pool is greater (MacArthur and Wilson 1967), Robinson and Edgemon’s results sug- gest that community assembly i ...
internal dispersal occurs depended on the rate of external dispersal. Specifically, frequent internal dispersal reduces the exte ...
appear to contradict those of Fukami (2004a) dis- cussed above, while being congruent with those of Petraitis and Latham (1999). ...
clear trade-off between dispersal ability and com- petitive ability, community assembly can be histor- ically contingent in the ...
This chapter has largely consisted of exploration of ideas rather than evaluation of data. We do not yet have sufficient data to ...
Part III Space and Time ...
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CHAPTER 5 Increasing spatio-temporal scales: metacommunity ecology Jonathan M. Chase and Janne Bengtsson 5.1 Introduction Commun ...
order to have a deep understanding of the contem- porary views of metacommunity ecology, it is nec- essary to know how the ideas ...
to compare the different model predictions (e.g. McGillet al. 2006), several models can predict the same pattern of relative abu ...
5.2.1 Neutral Although Hubbell’s (2001) construct is the most widely recognized neutral model, there are actually many related ‘ ...
5.3 Metacommunity theory: resolving MacArthur’s paradox Each of the four metacommunity perspectives pro- vides important insight ...
b-diversity can emerge from stochastic processes (e.g. local extinctions because of demographic sto- chasticity; Hubbell 2001), ...
dispersal rates among the more closely aligned me- tacommunities, resulting in a reduced degree of sto- chasticity and higher si ...
assembly processes are different between temper- ate and tropical areas. Similarly, Ryberg and Chase (2007) showed both theoreti ...
communities, dispersal allowed species to recol- onize habitats where they were driven extinct, increasing overallb-andg-diversi ...
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