By Eugene H Kaplan
Portrays the ecology and formation of coral reefs and describes a number of the animals that inhabit the reefs of southern Florida and the Caribbean
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Extra info for A field guide to coral reefs of the Caribbean and Florida : a guide to the common invertebrates and fishes of Bermuda, the Bahamas, southern Florida, the West Indies, and the Caribbean coast of Central and South America
Without further specification of the functions μ(W) and G(W ), it is not possible to determine the functional form of this size-based recruitment function. However, if the growth rate is taken to be dependent on the cohort size and the mortality rate to be density-independent, then the recruitment function will generally be compensatory. If instead the growth rate is taken to be dependent on the initial number in the cohort, then the recruitment function will be overcompensatory (Ricker-type) (see Rothschild & Fogarty 1998).
G. Marteinsdottir & Thorarinsson 1998, Trippel 1999, Marshall et al. 1998, 2003) and serves as a recurrent theme throughout this book. 1 we will ask whether consideration of the age diversity of the adult population improves the predictability of recruitment for this population. In the following, we describe several models incorporating factors affecting survivorship from the egg stage to recruitment. These include competition for limiting resources, cannibalism, and the interaction of compensatory growth and size-dependent mortality.
In some cases, the adults are the principal BLBK120/Jakobsen March 18, 2009 18:12 Recruitment in Marine Fish Populations 17 predators of earlier life stages. To represent intraspecific predation by adults on pre-recruits, we can let μ = (μo + μ2 P) and the model for the decay of the cohort now can be specified: dN = −(μo + μ2 P)N dt (8) where μ2 is the coefficient of ‘stock-dependent’ mortality (Harris 1975), and P is a measure of the cannibalistic component of the adult population. Here, the per capita rate of change declines linearly with the adult population size.
A field guide to coral reefs of the Caribbean and Florida : a guide to the common invertebrates and fishes of Bermuda, the Bahamas, southern Florida, the West Indies, and the Caribbean coast of Central and South America by Eugene H Kaplan
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