Aquatic environment 2009 revised 06 04 09

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Trout Story

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Aquatic environment 2009 revised 06 04 09

  1. 1. Healthy Aquatic Environments Abundant with living organisms, especially macro- invertebrates Healthy plant life Trees nearby Water is well aerated and flows quickly Many riffles Algae on the rocks
  2. 2. Macro invertebrates
  3. 3. Healthy Aquatic Environments Solubilities Turbidity Land Precipitation & Flow Temperature Use Run off RegimeAbsorption pH Velocity High/Low Chemical Ground ExtremesNutrients Variables Water Organics HardnessDisease Predation Healthy Aquatic EnvironmentsFeeding Biotic FactorsReproductionParasitism Competition Width/Depth Riparian Bank VegetationNutrients Stability Energy Seasonal SiltationSunlight Source Cycles Canopy Current Habitat Channel Structure Morphology Organic Sinuosity 1 and 2 Gradient Matter Inputs Production Substrate Instream Cover
  4. 4. The Mahwah River -Part of the Mahwah River Watershed
  5. 5. Trout Release in the Mahwah River at Kakiat Park
  6. 6. Unhealthy Aquatic Environments Polluted water Debris left by humans Iridescent film on surface of water Little life: only pollution-tolerant organisms
  7. 7. Exploring and Observingthe Stream Behind Montebello School
  8. 8. The Stream Behind Montebello School: A Tributary of the Mahwah River
  9. 9. Montebello School’s Eco-Citizens
  10. 10. Six Simple Ways to Preserve or Improve a Stream’s Health Keep a ten foot buffer zone between the yard and the stream Plant shrubs with dense root systems to prevent erosion Do not dump leaves and grass onto the stream bank or in the stream Help clean trash out of streams Don’t change the path of the stream Keep septic systems in good condition
  11. 11. Interview with Alden H. Wolfe, Deputy Majority Leader of The Legislature of Rockland County Drainage Agency: Oversees the Highway Department’s Management and Care of Local Streams; Checks Streams Twice a Year 1976 Streams Law: Protects freshwater, wetlands, swamps, and wildlife from problems caused by flooding 2001 Stream Conservation Law: Streams designated as “county streams” are maintained by the county County Permission Must Be Obtained for Development of Land 100 ft. from a Stream
  12. 12. Montebello School’s Student PledgesI am a responsible citizen of this world. I promise to…

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