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Introduction to Dissolved Oxygen and Demonstration of a Simple Test Procedure
Students explain the importance of dissolved oxygen in water ecosystems. They describe the aquatic oxygen cycle and the effect of water pollution on oxygen. They make observations, collect data and draw a conclusion.
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Freshwater Fish Water Quality
Sixth graders work together to complete an experiment about the quality of freshwater. In groups, they collect fresh water samples from a variety of sources and test the pH levels. After completing a KWL chart, they test the amout of...
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Dissolved Oxygen
Students discuss the relationships between dissolved oxygen in a stream, stream temperature, organic waste loads, and stream conditions by studying and using a model of dissolved oxygen in the stream.
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Diurnal Cycling Experiments
Students carry out an experiment to monitor diurnal fluctuations in dissolved oxygen, carbon dioxide, pH, and water temperature. They determine the CO2 and pH of the samples (and optionally, dissolved oxygen). Students complete their...
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Fish and Oxygen
Learners explore what factors affect population dynamics, identify factors affecting fish populations, and use Stella to model how dissolved oxygen affects fish populations.
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Science: Dissolved Oxygen and Water Quality Sampling
Learners perform tests to determine the level of oxygen dissolved in water. After examining a table displaying the temperature and solubility of water, they examine the three stages involved in the test. Upon completion, students explain...
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WATER QUALITY FOR FRESHWATER ORGANISMS
Learners use determination of dissolved oxygen and water temperature changes to determine the environmental impact from thermal pollution.
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Photosynthesis and Respiration
Students comprehend the relationship between plants and animals in an aquatic ecosystem. They predict the effects of low dissolved oxygen on the organisms. Students create microcosms with plants, animals, or both. They determine which...
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When Things Heat Up
Ninth graders investigate relationship between the temperature and concentration of dissolved oxygen in water. They examine how pollution and other natural influences can cause the parameters to change. In groups, 9th graders collect...
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What's in the Water?
Students make a water sampler and use proper techniques to collect water.They write a essay explaining the inter-relationship of factors such as temperature, pH, dissolved oxygen, nitrates, and phosphates in a lake that might cause a...
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Embryological Development Using Medaka Fish
Students analyze and record major events that occur in the development of Medaka fish eggs from fertilization to hatching. In small group, students describe the processes involved, creating a timeline of the major events in the...
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Fish Anatomy
Students identify and interpret the internal anatomy of the fish. They also identify and define vocabulary for anatomical parts and anatomical functions and forms. Finally, students identify and interpret the differences in fish...
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Ocean Exploration: Dentists of the Sea!
Students watch videos about unusual fish behavior and write to marine scientists about the proper care of fish. In this fish lesson plan, students watch the videos on how to properly transfer fish to saltwater, and they do so in an...
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What Trout Need
Students investigate the important components for a healthy trout habitat. In this fish habitat activity, students discuss how the aquarium will simulate a trout's environment in nature. Students complete a trout information sheet to set...
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Water Quality Testing
Student explore factors affecting ecosystems. They test local water samples for pH level. After creating a methodology for data collection, they collect data, compare results, and draw conclusions based upon results.
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How about a Little Give and Take?
Students design a closed system to test the relationships between plants and animals. They monitor abiotic fluctuations within this living system by using a chemical test kit. They observe how living organisms respond to fluctuations in...
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Water Pollution Lesson Plan: All Messed Up
Learners map and calculate the area of the school parking lot and then the volume of water falling on the school parking lot. They map the route surface runoff will take to the nearest water body and describe the roles that human...
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What Are We?
Young scholars list and describe three types of surface water pollutants. They observe the effects of various water pollutants on algae growth. Three causes of each surface water pollutant is listed.
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Web of Life Game
Students participate in a web of life game. After reviewing new vocabulary, they play each round of the game and discuss the changes that occured in the last round. They are to survive in the game as long as possible given the...
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Leaf - It's What's for Dinner
Pupils discover correlations in food preferences of invertebrates, and assess stream health through use of kicknets, invertebrate keys, CBL systems and probes.
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Shoreline Seining and Sampling
Students investigate ecological systems and the cause and effect relationship between humans and the environment by using the prey items of Ospreys.
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Impact of Exotic Species on Lake Ecology
Students examine the effect of foreign species on various habitats. In groups, they identify the population dynamics of the zebra mussel. They calculate averages and graph data from Seneca Lake in New York. They develop hypothesis...
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Diffusion through Membranes
Students identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on the...
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Teaching about Aquatic Respiration
High schoolers explore respiration in a lake ecosystem by experiment and research.