Description
Efnisyfirlit
- Cover
- Title Page
- Copyright Page
- Dedication
- Contents
- Preface
- Chapter 1: Introduction
- 1.1 What is ecology?
- 1.2 The nature of ecology
- 1.3 The study of ecology
- Chapter 2: The individual
- 2.1 Why look at individuals in ecology?
- 2.2 Autotrophs and heterotrophs
- 2.2.1 Terms associated with heterotrophic nutrition
- 2.2.2 Ingestion by heterotrophs
- 2.3 Metabolic rate
- 2.4 Factors affecting metabolic rate
- 2.4.1 Size
- 2.4.2 Life style
- 2.5 Size determines more than metabolic rate
- 2.6 Energy budgets
- 2.6.1 Assimilation efficiency
- 2.6.2 Production and respiration
- 2.6.3 Allocation to reproduction
- 2.6.4 Drawing up a complete energy budget
- 2.7 Distinguishing between growth and reproduction
- Chapter 3: Autecology
- 3.1 The meaning of autecology
- 3.2 The autecology of bracken
- 3.2.1 The importance of bracken
- 3.2.2 The life form of bracken
- 3.2.3 Anti-predator mechanisms
- 3.3 The autecology of the European starling
- 3.3.1 Appearance and distribution
- 3.3.2 Feeding habits
- 3.3.3 Roosting behaviour of starlings
- 3.3.4 Reproduction
- 3.3.5 Starlings and humans
- Chapter 4: Population dynamics
- 4.1 Populations and population change
- 4.2 Dispersal of organisms
- 4.3 Dormancy
- 4.4 The study of populations
- 4.4.1 The basic equation
- 4.4.2 Age structure in populations
- 4.4.3 The fate of a cohort
- 4.4.4 Age at death
- 4.4.5 Long-term population studies
- 4.5 Presentation of demographic data
- 4.5.1 Life tables
- 4.5.2 Population pyramids
- 4.5.3 Survivorship curves
- 4.6 Evolutionary strategies
- 4.6.1 Strategies as shown by survivorship curves
- 4.6.2 r- and K-strategies
- 4.7 Modular organisms
- Chapter 5: Population regulation
- 5.1 Population growth
- 5.1.1 Population growth without regulation – exponential growth
- 5.1.2 Simple population regulation – the logistic growth curve
- 5.2 Factors which regulate population size
- 5.2.1 Types of regulation
- 5.2.2 Space
- 5.2.3 Food and water
- 5.2.4 Territories
- 5.2.5 Herbivores and predators
- 5.2.6 Weather and climate
- 5.2.7 Parasites and diseases
- 5.2.8 Natural disasters
- 5.2.9 Self-regulation and stress
- 5.3 Patterns in population dynamics
- Chapter 6: Ecological genetics
- 6.1 The importance of genetics to ecology
- 6.1.1 The source of variation
- 6.1.2 Genetic and environmental variation
- 6.1.3 The role of variation in natural selection
- 6.2 Reproductive systems
- 6.2.1 Formation of genetic variation
- 6.2.2 Obligate cross-fertilisation
- 6.2.3 Facultative cross-fertilisation
- 6.2.4 Self-fertilisation
- 6.2.5 Seed apomixis
- 6.2.6 Vegetative reproduction
- 6.3 Genetic consequences of different reproductive systems
- 6.3.1 The source of inherited chromosomes
- 6.3.2 The consequences of outcrossing
- 6.3.3 The consequences of self-fertilisation
- 6.3.4 The consequences of asexual reproduction
- 6.4 Patterns of genetic variation
- 6.4.1 External influences on genetic variation
- 6.4.2 Founder effects and bottlenecks
- 6.4.3 Isolation of populations
- 6.4.4 Ecotypes and ecoclines
- 6.5 Genetic variation within an organism
- Chapter 7: Behavioural ecology
- 7.1 What is behavioural ecology?
- 7.2 Optimisation theory
- 7.3 Optimal foraging
- 7.3.1 Optimal foraging in crows
- 7.3.2 Foraging in African elephants
- 7.3.3 Optimal foraging in plants
- 7.4 Growth versus reproduction
- 7.5 Reproducing only once versus reproducing several times
- 7.6 Parental care
- 7.6.1 Offspring size
- 7.6.2 Which sex looks after the offspring?
- 7.7 Breeding systems in plants
- 7.8 Alternative strategies
- 7.9 Games theory
- 7.10 Constraints on adaptation
- 7.10.1 Time lags
- 7.10.2 Historical constraints
- 7.10.3 Lack of genetic variation
- Chapter 8: Sociobiology
- 8.1 Living in groups
- 8.2 The advantages of group living
- 8.2.1 Less risk of predation
- 8.2.2 More chance of obtaining food
- 8.2.3 Other advantages of group living
- 8.3 Disadvantages of group living
- 8.4 Optimal group size
- 8.5 Evolution of helping behaviour
- 8.5.1 Kin selection
- 8.5.2 Reciprocal altruism
- 8.5.3 Group selection
- 8.6 The unit of selection and social behaviour
- 8.6.1 Termites
- 8.6.2 Army ants
- 8.6.3 Lions
- 8.6.4 Naked mole rats
- 8.7 Human sociobiology
- 8.7.1 Parental investment in the later mediaeval Portuguese nobility
- 8.7.2 Helping behaviour in humans
- Chapter 9: The environment
- 9.1 What is the environment?
- 9.2 The physical environment
- 9.2.1 The composition of the physical environment
- 9.2.2 Geology and soil
- 9.2.3 Topography
- 9.2.4 Latitudinal light and temperature variation
- 9.2.5 Climate and weather
- 9.2.6 Catastrophes
- 9.3 The bio tic environment
- 9.3.1 Types of interaction
- 9.3.2 Intraspecific relationships (within species)
- 9.3.3 Interspecific relationships (between species)
- 9.4 Biotic and abiotic interactions
- 9.4.1 The complexity of the environment
- 9.4.2 Pathogens and climate
- 9.4.3 Abiotic effects on competition
- Chapter 10: Habitats and niches
- 10.1 Habitats
- 10.2 Niches
- 10.2.1 Determining niches
- 10.2.2 Each species has its own unique niche
- 10.3 Gause’s competitive exclusion principle
- 10.4 Species coexistence
- 10.4.1 Size ratios in closely related species
- 10.4.2 Niche overlap and species coexistence
- 10.5 Fundamental and realised niches
- 10.6 Resource partitioning
- 10.7 Character displacement
- 10.8 Interspecific competition in natural communities
- 10.9 Do plants need niches?
- 10.10 Community structure offish on coral reefs
- Chapter 11: Trophic levels
- 11.1 Why study trophic levels?
- 11.2 Autotrophs
- 11.2.1 Photoautotrophs
- 11.2.2 Chemoautotrophs
- 11.3 Decomposers
- 11.3.1 Decomposition on the forest floor
- 11.3.2 Decomposition of dead plant matter
- 11.4 Herbivores and carnivores
- 11.5 Omnivores
- 11.6 Food chains
- 11.7 Food webs
- 11.8 Pyramids of numbers
- 11.9 Pyramids of biomass
- Chapter 12: Energy transfer
- 12.1 Energy and disorder
- 12.2 Primary production in terrestrial communities
- 12.3 Primary production in aquatic communities
- 12.4 The capture of light by plants
- 12.5 Efficiencies in ecology
- 12.6 Energy flow in natural communities
- 12.6.1 Odum’s (1957) study at Silver Springs, Florida
- 12.6.2 Teal’s (1962) study at a salt marsh in Georgia
- 12.6.3 Varley’s (1970) study of Wytham Wood, Oxford
- 12.7 The efficiency of energy transfer in ecosystems
- 12.8 Pyramids of energy
- Chapter 13: Nutrient cycling and pollution
- 13.1 The pattern of nutrient transfer and its connection with pollution
- 13.2 The carbon cycle
- 13.3 The greenhouse effect
- 13.4 The nitrogen cycle
- 13.5 The phosphorus cycle
- 13.6 Interactions between the nutrient cycles
- 13.7 The importance of nutrient availability
- 13.7.1 The response of organisms to nutrient availability
- 13.7.2 China clay waste tips
- 13.7.3 Nutrient cycling in tropical forests
- 13.8 Pollution
- 13.8.1 Different forms of pollution
- 13.8.2 Eutrophication
- 13.8.3 Heavy metal toxicity
- 13.8.4 Alkaline wastes
- 13.8.5 Acid rain
- 13.8.6 Pesticides
- 13.8.7 CFCs and the ozone layer
- 13.8.8 Radioactivity
- Chapter 14: Communities
- 14.1 The community concept
- 14.1.1 Definitions
- 14.1.2 Recognition of communities
- 14.2 The structure of communities
- 14.2.1 The investigation of communities
- 14.2.2 Oak woodland communities
- 14.2.3 Marine rock pools
- 14.2.4 Mammalian gut communities
- 14.3 Global distribution of terrestrial communities
- 14.4 Patterns of diversity
- 14.4.1 Global diversity
- 14.4.2 Species richness in a community
- 14.4.3 Stability-diversity relationships
- 14.4.4 The global cline
- Chapter 15: Ecosystems
- 15.1 The first use of ecosystem
- 15.2 Soils
- 15.2.1 The structure of soils
- 15.2.2 The great soil groups
- 15.2.3 The effect of vegetation on soil – two case studies
- 15.3 Wetland and aquatic ecosystems
- 15.3.1 Water – the important factor
- 15.3.2 Types of wetlands
- 15.3.3 Marine wetland ecosystems
- 15.3.4 Floodland ecosystems
- 15.3.5 Swamp and marsh ecosystems
- 15.3.6 Bog ecosystems
- 15.3.7 Aquatic ecosystems
- 15.4 Inter-relationships of ecosystems
- Chapter 16: Succession
- 16.1 Vegetation changes
- 16.2 The causes of change
- 16.3 Examples of primary seres
- 16.3.1 Xeroseres
- 16.3.2 Hydroseres
- 16.4 Patterns of succession
- 16.4.1 Variation in seres
- 16.4.2 The end of the succession
- 16.4.3 Diverted seres
- 16.5 Human influence on succession
- Chapter 17: Biomes
- 17.1 How many biomes are there?
- 17.2 The world’s terrestrial biomes
- 17.2.1 Tropical rainforest
- 17.2.2 Elfinwood
- 17.2.3 Tropical seasonal forest
- 17.2.4 Tropical broad-leaved woodland
- 17.2.5 Thornwood
- 17.2.6 Temperate rainforest
- 17.2.7 Temperate deciduous forest
- 17.2.8 Temperate evergreen forest
- 17.2.9 Temperate woodland
- 17.2.10 Temperate shrubland
- 17.2.11 Boreal forest
- 17.2.12 Savannah
- 17.2.13 Temperate grassland
- 17.2.14 Alpine shrubland
- 17.2.15 Alpine grassland
- 17.2.16 Tundra
- 17.2.17 Warm semi-desert scrub
- 17.2.18 Cool semi-desert
- 17.2.19 Arctic-alpine semi-desert
- 17.2.20 Desert
- 17.2.21 Arctic-alpine desert
- 17.3 Wetland and freshwater biomes
- 17.3.1 Cool temperate bog
- 17.3.2 Tropical freshwater swamp forest
- 17.3.3 Temperate freshwater swamp forest
- 17.3.4 Lakes and ponds
- 17.3.5 Streams and rivers
- 17.4 Coastal and marine biomes
- 17.4.1 Marine rocky shore
- 17.4.2 Marine sandy beach
- 17.4.3 Marine mud flat
- 17.4.4 Temperate salt marsh
- 17.4.5 Mangrove swamp
- 17.4.6 Coral reef
- 17.4.7 Marine surface pelagic
- 17.4.8 Marine deep pelagic
- 17.4.9 Continental shelf benthos
- 17.4.10 Deep ocean benthos
- Chapter 18: Biogeography
- 18.1 Species distribution – where and why?
- 18.2 The historic effects of plate tectonics
- 18.2.1 Past continental movements
- 18.2.2 Present patterns of biogeography
- 18.3 Island biogeography
- 18.3.1 The fascination of islands
- 18.3.2 Colonisation of isolated islands
- 18.3.3 The equilibrium theory
- 18.3.4 Evolution on islands
- 18.3.5 Mountain islands
- Chapter 19: Co-evolution
- 19.1 The different grades of co-evolution
- 19.2 Pairwise co-evolution
- 19.2.1 General aspects of one-on-one relationships
- 19.2.2 The ant-acacia example
- 19.3 Diffuse co-evolution
- 19.3.1 Co-evolution between groups of species
- 19.3.2 The mammalian predator-prey example
- 19.3.3 The Red Queen hypothesis
- 19.4 Insect pollination
- 19.4.1 Angiosperm-pollinator relationships
- 19.4.2 The early evolution of insect pollination
- 19.4.3 Orchids and Hymenoptera
- 19.5 Introduced species
- Chapter 20: Conservation principles
- 20.1 Biology is not enough
- 20.2 The need for conservation
- 20.2.1 The pressure on wildlife
- 20.2.2 Maintaining biodiversity
- 20.3 The philosophical basis for conservation
- 20.3.1 Ethical arguments
- 20.3.2 Anthropocentric arguments
- 20.3.3 The role of ecology
- 20.4 Conservation of species
- 20.4.1 Why do species become extinct?
- 20.4.2 Genetic diversity in rare species
- 20.4.3 Captive breeding programmes
- 20.4.4 Re-introductions
- 20.5 Conservation of ecosystems
- 20.5.1 The importance of habitat conservation
- 20.5.2 Design of nature reserves
- 20.5.3 Maintenance of conservation areas
- 20.6 Conservation of the biosphere
- Chapter 21: Conservation in practice
- 21.1 The realities of attempting conservation
- 21.2 Conservation of species
- 21.2.1 The golden lion tamarin – a successful re-introduction
- 21.2.2 The African elephant – protective legislation
- 21.2.3 The tiger – teetering on the edge of extinction
- 21.2.4 Northern spotted owl – habitat destruction
- 21.2.5 Spreading avens – habitat management
- 21.2.6 Partula snails – captive breeding
- 21.3 Conservation of ecosystems
- 21.3.1 Different models of conservation
- 21.3.2 UK legislation
- 21.3.3 Tropical rainforest
- 21.3.4 Wetlands
- 21.4 Conservation of the biosphere
- 21.4.1 The greenhouse effect
- 21.4.2 Conserving the seas
- 21.5 What can individuals do?
- Glossary
- Bibliography
- Index




