"This is the two hundred and eighty first Technical Report of the Biological Station, St. Andrews, NB." Includes papers, abstracts and extended abstracts.

Includes bibliographical references and index.

Winners of Dr. Richard Playle Awards -- Environmental effects monitoring -- Environmental effects monitoring -- Endocrine modulating substances -- Metal, coal, and diamond mining -- Mechanistic aspects of metal toxicity -- Genomics, proteomics and metabolomics in aquatic ecotoxicology -- Northern and arctic ecosystems -- Oil sand research -- General aquatic toxicology -- Barriers to biological recovery in metal contaminated lakes -- Pesticides and other agricultural stressors -- Tools to assess toxicity and bioavailability in support of risk assessments -- Pharmaceuticals and personal care products -- Novel biological test methods -- Ecological risk assessment -- National agri-environmental standards initiative -- Take a leap or build a better bridge: corroborating, extrapolating and predicting adverse effects between the laboratory and field -- Cumulative effects assessment -- Advances in environmental chemistry -- Nanotoxicology -- Sensory systems: bridging the gap between behavior and ecotoxicology -- Erratum.