## A Primer of EcologyWith the aim of teaching students the essential models in population and community ecology, this book explains in detail the basic concepts of exponential and logistic population growth, age-structured demography, metapopulation dynamics, competition, predation and island biogeography. |

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Page 45

POPULATION DYNAMICS OF SUBTIDAL

are filter-feeding invertebrates that live attached to pier pilings and rock walls.

These animals are important components of subtidal “fouling" communities ...

POPULATION DYNAMICS OF SUBTIDAL

**ASCIDIANS Ascidians**, or “sea squirts,"are filter-feeding invertebrates that live attached to pier pilings and rock walls.

These animals are important components of subtidal “fouling" communities ...

Page 47

The mortality rate of

appears to be independent of population size. (b) Density-dependent recruitment

rates. The rate of recruitment of new juveniles into

The mortality rate of

**ascidians**(Ascidia mentula) at the six population sitesappears to be independent of population size. (b) Density-dependent recruitment

rates. The rate of recruitment of new juveniles into

**ascidian**populations is ...Page 201

... 65–66 AIDS virus 166 Allee effect in

victim population size and, 154 Allelopathy, 112 o, (alpha), see Competition

coefficient; Encounter rate Amplitude, of population cycle, 35–36 Anchovy

fisheries, ...

... 65–66 AIDS virus 166 Allee effect in

**ascidian**populations, 46–47 defined, 29victim population size and, 154 Allelopathy, 112 o, (alpha), see Competition

coefficient; Encounter rate Amplitude, of population cycle, 35–36 Anchovy

fisheries, ...

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User Review - dougb56586 - www.librarything.comThis is a very good introduction to the mathematical models used in population dynamics. The author begins with a simple exponential model of population growth, gradually extends the model to account ... Read full review

### Contents

Logistic Population Growth | 27 |

AgeStructured Population Growth | 56 |

Metapopulation Dynamics | 91 |

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### Common terms and phrases

abundance age class age structure Allee effect allenbyi ascidian assumptions axis birth and death birth rate calculate carrying capacity Chapter coexistence colonization competition competitors constant death rate decrease density-dependent depends ecology environmental stochasticity Euler equation example exponential growth Expression extinction rate Figure fluctuations functional response go extinct habitat immigration rate interspecific competition isocline of species iteroparous K-selection large islands Leslie matrix life-table logistic growth logistic model Lotka–Volterra model MacArthur—Wilson model mathematical maximum metapopulation metapopulation models number of individuals number of species Number of victims offspring oligochaetes parasite passive sampling model patches persist population cycles population density population growth rate population sizes predator and victim predator isocline predator population primer propagule pyramidum rate of increase red grouse represents reproductive value rescue effect schedule simple source pool species richness species—area relationship state-space graph survivorship survivorship curve tion turnover ulation victim density victim isocline victim population zero