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Showing 1 to 3 of 3 for “"Water -- Pollution -- Environmental aspects."”.

  1. Effects on Survival, Reproduction and Growth of Ceriodaphnia dubia following Single Episodic Exposure to Copper or Cadmium

    … attention as the regulatory focus of the Clean Water Act has shifted away from continuous-flow effluents. Standardized laboratory toxicity tests require that exposure be held constant. However, this approach may not accurately predict organism responses in the field following episodic exposures …

    unt Repository record for Effects on Survival, Reproduction and Growth of Ceriodaphnia dubia following Single Episodic Exposure to Copper or Cadmium (opens in a new tab)

  2. Comparative Bioavailability of Dietary and Dissolved Cadmium to Freshwater Aquatic Snails

    … systems was investigated by exposing freshwater snails to dietary or dissolved sources of cadmium. Snails were exposed to control, contaminated food only, contaminated water only, and contaminated food and water treatments. During the 15-day exposure, samples were taken to determine Cd …

    unt Repository record for Comparative Bioavailability of Dietary and Dissolved Cadmium to Freshwater Aquatic Snails (opens in a new tab)