Ecology

  1. Population Ecology
    1. Population Characteristics
      1. Geographic Distribution
        1. Range Boundaries
          1. Distribution Patterns
            1. Range Shifts
            2. Population Size and Density
              1. Absolute Density
                1. Relative Density
                  1. Estimation Methods
                    1. Direct Counts
                      1. Mark-Recapture
                        1. Distance Sampling
                          1. Indirect Methods
                        2. Spatial Distribution Patterns
                          1. Random Distribution
                            1. Uniform Distribution
                              1. Clumped Distribution
                                1. Factors Influencing Distribution
                                2. Population Structure
                                  1. Age Structure
                                    1. Age Classes
                                      1. Age Pyramids
                                        1. Cohort Analysis
                                        2. Size Structure
                                          1. Sex Ratios
                                            1. Primary Sex Ratio
                                              1. Secondary Sex Ratio
                                                1. Operational Sex Ratio
                                            2. Population Dynamics
                                              1. Population Growth Models
                                                1. Exponential Growth
                                                  1. Assumptions
                                                    1. Mathematical Representation
                                                      1. Intrinsic Rate of Increase
                                                      2. Logistic Growth
                                                        1. S-shaped Curve
                                                          1. Carrying Capacity
                                                            1. Density Dependence
                                                            2. Stochastic Models
                                                              1. Environmental Variation
                                                                1. Demographic Stochasticity
                                                              2. Factors Affecting Population Growth
                                                                1. Density-Dependent Factors
                                                                  1. Intraspecific Competition
                                                                    1. Predation Pressure
                                                                      1. Disease Transmission
                                                                        1. Territorial Behavior
                                                                        2. Density-Independent Factors
                                                                          1. Weather Events
                                                                            1. Natural Disasters
                                                                              1. Human Disturbances
                                                                            2. Population Regulation
                                                                              1. Negative Feedback Mechanisms
                                                                                1. Population Cycles
                                                                                  1. Chaos in Population Dynamics
                                                                                  2. Demographic Analysis
                                                                                    1. Life Tables
                                                                                      1. Cohort Life Tables
                                                                                        1. Static Life Tables
                                                                                          1. Survivorship Curves
                                                                                          2. Reproductive Tables
                                                                                            1. Population Projection Matrices
                                                                                          3. Life History Evolution
                                                                                            1. Trade-offs in Life History
                                                                                              1. Growth vs Reproduction
                                                                                                1. Current vs Future Reproduction
                                                                                                  1. Quantity vs Quality of Offspring
                                                                                                  2. Life History Strategies
                                                                                                    1. r-selected Species
                                                                                                      1. K-selected Species
                                                                                                        1. Continuum of Strategies
                                                                                                        2. Reproductive Patterns
                                                                                                          1. Semelparity
                                                                                                            1. Iteroparity
                                                                                                              1. Age at First Reproduction
                                                                                                                1. Reproductive Effort
                                                                                                                2. Environmental Influences
                                                                                                                  1. Predictable Environments
                                                                                                                    1. Unpredictable Environments
                                                                                                                      1. Resource Availability
                                                                                                                    2. Metapopulation Dynamics
                                                                                                                      1. Metapopulation Concept
                                                                                                                        1. Patch Dynamics
                                                                                                                          1. Local Extinctions
                                                                                                                            1. Colonization Events
                                                                                                                              1. Rescue Effects
                                                                                                                              2. Source-Sink Dynamics
                                                                                                                                1. Source Populations
                                                                                                                                  1. Sink Populations
                                                                                                                                    1. Population Connectivity
                                                                                                                                    2. Habitat Fragmentation Effects
                                                                                                                                      1. Edge Effects
                                                                                                                                        1. Isolation Effects
                                                                                                                                          1. Minimum Viable Populations

                                                                                                                                      Previous

                                                                                                                                      2. The Organism and Its Environment

                                                                                                                                      Go to top

                                                                                                                                      Next

                                                                                                                                      4. Community Ecology