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Volume 1: Stressor Identification
Step-by-Step Guide Introduction
Using the Step-by-Step Guide
Guide Overview
Fundamentals of Causal Analysis
Step 1: Define the Case
Overview
In-Depth Look
Results and Next Steps
Step 2: Candidate Causes
Overview
In-Depth Look
Results and Next Steps
Step 3: Data from the Case
Overview
In-Depth Look
Spatial/Temporal Co-occurrence
Evidence of Exposure or Biological Mechanism
Causal Pathway
Stressor-Response Relationships from the Field
Manipulation of Exposure
Laboratory Tests of Site Media
Temporal Sequence
Verified Predictions
Symptoms
Results and Next Steps
Step 4: Data from Elsewhere
Overview
In-Depth Look
Stressor-Response Relationships from Other Field Studies
Stressor-Response Relationships from Laboratory Studies
Stressor-Response Relationships from Ecological Simulation Models
Mechanistically Plausible Cause
Manipulation of Exposure at Other Sites
Analogous Stressors
Results and Next Steps
Step 5: Identify Probable Causes
Overview
Weigh Evidence for Each Case
Consistency of Evidence
Explanation of the Evidence
Compare Evidence Among Causes
Complete Causal Analysis
Types of Evidence
Scores
Causal Assessment Background
Our Causal Approach
Causal Concepts
Causal History
References
Volume 2: Sources, Stressors & Responses
Sources
Urbanization
What is urbanization?Riparian/Channel AlterationWastewater InputsStormwater RunoffWater/Sediment QualityTemperatureHydrologyPhysical HabitatEnergy Sources
Stressors
Ammonia
Dissolved Oxygen
Flow Alteration
Herbicides
Insecticides
Ionic Strength
Metals
Nutrients
pH
Physical Habitat
Sediment
Temperature
Unspecified Toxic Chemicals
Responses
Volume 3: Examples & Applications
Analytical Examples
Overview
Example 1
Example 2
Example 3
Example 4
Example 5
Worksheets: Little Scioto
Overview
1. Define the Case
2. List Candiate Causes
3. Assemble Data from the Case
4. Spatial/Temporal Co-occurrence
5. Evidence of Exposure or Mechanism
6. Causal Pathway
7. Stressor-Response from the Field
Sediment
Riffle/pool
Dissolved oxygen
Ammonia
Metals
8. Summary of Scores from the Case
Increased % DELT
Increased Relative Weight
Decreased % Mayflies and Increased % Tolerant Macroinvertebrates
9. Assemble Data from Elsewhere
10. Stressor-Response from Laboratory Studies
11. Mechanistically Plausible Cause
12. Summary of Scores from Elsewhere
Increased % DELT
Increased Relative Weight
Decreased % Mayflies and Increased % Tolerant Macroinvertebrates
13. Consistency of Evidence
Increased % DELT
Increased Relative Weight
Decreased % Mayflies and Increased % Tolerant Macroinvertebrates
14. Explanation of Evidence
Increased % DELT
Increased Relative Weight
Decreased % Mayflies and Increased % Tolerant Macroinvertebrates
15. Identify Probable Cause
Full Case Studies
State Examples
Galleries
Overview
Chronic Concentration-Response
SSDs
Field Stressor-Response
References
Volume 4: Data Analysis
Selecting an Analysis Approach
How Can I Use My Data?
Establishing Differences from Expectations
Describing Stressor-Response Relationships
Getting Started
Assembling Data
Matching Data
Organizing Data
Data Quality
References
Basic Principles and Issues
Interpreting Statistics
Interpreting Statistics: Details
Autocorrelation
Autocorrelation: Details
Confounding
Confounding: Details
References
Exploratory Data Analysis
What is EDA?
Variable Distributions
Scatterplots
Correlation Analysis
Conditional Probability
Multivariate Approaches
Multivariate Approaches: Details
Mapping Data
References
Basic Analyses
Tests of Significant Difference
Regression Analysis
Regression Analysis: Details
Quantile Regression
Quantile Regression: Details
Classification and Regression Tree (CART) Analysis
CART Analysis: Details
References
Advanced Analyses
Controlling for Natural Variability
Predicting Environmental Conditions From Biological Observations (PECBO)
PECBO: Details
Analyzing Trait Data
Propensity Score Analysis
Species Sensitivity Distributions (SSDs)
References
Download Software
Overview
CADStat
SSD Generator
R Command Line Tutorial
Volume 5: Causal Databases
ICDs
Introduction
ICD User Roles & Modes
Viewing ICDs
Editing ICDs
CADLit
Introduction
Using CADLit