0198566123.pdf

cases where the early stages of succession on a series of islands allow researchers to examine nest- edness during the assembly ...

showed a strong degree of nestedness, the arboreal marsupials were non-nested. In this case, their explanation for the nestednes ...

colonization process require more detailed attention. Both island biogeography and succession theory go back a long way. Biologi ...

out the less competitive supertramps. Before their loss, however, the island acts to supply the surrounding area with its surplu ...

132 COMMUNITY ASSEMBLY AND DYNAMICS Box 5.3 The Krakatau eruption of 1883: a dramatic start to a ‘natural experiment’ The Krakat ...

grassland, dominated by Saccharum spontaneumand Imperata cylindrica, interspersed with small clusters of young pioneer trees. Fe ...

particular species being evident over the period since 1979 (Bush et al. 1992; Whittaker et al. 1998). The business of forest su ...

(Asteraceae), initiated the colonization of the inte- rior. As emphasized above, colonization of the strandlines was rapid durin ...

sea separating Krakatau from source areas. Thus, small-seeded animal-dispersed species might be introduced either by birds or ba ...

the consideration of turnover in Chapter 4, but it is placed here because of the structural features evident within it. An impor ...

138 COMMUNITY ASSEMBLY AND DYNAMICS 300 (a) (b) 200 100 1883 1903 1923 Year Cumulative Immigration Extinction Number of species ...

The data quality problems seen for the plants undoubtedly afflict even the best of the animal data sets for Krakatau, but are le ...

require the presence of fairly specific food plants. The rate of arrival appears to have peaked during the period of most rapid ...

may be alternative stable states. These simple analyses of the species lists from Krakatau clearly show non-monotonic episodes i ...

composites. Again they are locally available, are very dispersive, and produce large numbers of propagules. They are adapted to ...

communities simply cannot be detected on a one-on-one basis (if it ever can), and returning to the analogy, the jigsaw is contin ...

compatibility rules, i.e. that a certain degree of niche difference is necessary to enable coexistence. After these various effe ...

What appears patchy to a grasshopper may appear uniform to a gnu. (Wright et al. 1998, p. 19) In the previous two chapters we ha ...

biological processes and some, at least, of the characteristics of the environment. ●Thirdly, it is empirically operational, mak ...

There remain those, such as Rosenzweig (1995), who defend the theory and argue that it ‘holds up well’. He contends that it is i ...