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This website features a field activity that demonstrates the effect of water temperature on the solubility of dissolved oxygen and how it relates to the gill beat rate of fish. The activity uses the Winkler method to measure dissolved oxygen.
Subject: Biology:Ecology:Habitats:Water Column, Biology:Biogeochemistry, Geoscience:Hydrology:Surface Water:Water Quality/Chemistry , Biology:Ecology:Metabolism, Biology Resource Type: Activities:Lab Activity, Field Activity:Field laboratories Special Interest: Field-Based Teaching and Learning Grade Level: College Lower (13-14), High School (9-12), Middle (6-8) Theme: Teach the Earth:Enhancing your Teaching:Teaching in the Field, Teach the Earth:Teaching Topics:Water, Teach the Earth:Course Topics:Ecology, Biogeoscience, Hydrology/HydrogeologyKeyword: DO