'Stream order' diaporamas de présentation

Topic 12 - Earth Surface Processes: Running Water (Rivers)

Topic 12 - Earth Surface Processes: Running Water (Rivers). Importance of Running Water (Rivers) Running Water - Sources of River Water - Drainage Basins - Drainage Patterns - Stream Ordering and Basin Morphometry. Topic 12 - Earth Surface Processes: Running Water (Rivers).

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Digital Watersheds

Digital Watersheds. David R. Maidment Center for Research in Water Resources University of Texas at Austin. Waters Network Meeting Baltimore, Oct 23, 2007. Collaborators. San Diego Supercomputer Center Ilya Zaslavsky , David Valentine, Tom Whitenack Utah State University

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Hydrologic Terrain Analysis in ArcGIS

Hydrologic Terrain Analysis in ArcGIS. David G. Tarboton dtarb@cc.usu.edu. http://www.engineering.usu.edu/dtarb. Outline. Grid based terrain flow data model Objective stream threshold delineation Variable drainage density D ? multiple flow direction model Flow algebra

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PFC Assessment Approach & Definitions

Creeks and Communities. PFC Assessment Approach & Definitions. What is possible?. Bear Creek, OR. 1977. 1988. What is possible?. Burro Creek, AZ. 1981. 2000. PFC Assessment Development.

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river material & sediment transport

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River Material & Sediment Transport

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Lesson 1.3 Wetlands and Watersheds

Lesson 1.3 Wetlands and Watersheds. Pg. 14- 18. Stream Biology. Streams and Rivers are aquatic ecosystems that are teeming with life There are three main groups of organisms in most stream communities 1. Algae and other protists 2. Invertebrates 3. Vertebrates. Algae.

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Lesson 1.3 Wetlands and Watersheds

Lesson 1.3 Wetlands and Watersheds. Pg. 14- 18. Stream Biology. Streams and Rivers are aquatic ecosystems that are teeming with life There are three main groups of organisms in most stream communities 1. Algae and other protists 2. Invertebrates 3. Vertebrates. Algae.

445 views • 32 slides

Super-Charging the NHD with Value-Added Attributes

Super-Charging the NHD with Value-Added Attributes. Cindy McKay, Horizon Systems Jennifer Hill, Horizon Systems Tim Bondelid, RTI International Ian Stack, Indus Sponsored by: US Environmental Protection Agency Office of Water. The Value-Added Attributes:. A set of network characteristics

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Community ecology of stream fishes: Patterns and processes in Pacific Northwest species richness

North America Washington: Columbia River, Chehalis River, Puget Sound Puget Sound. Basin Stream Order Stream Habitat. Community ecology of stream fishes: Patterns and processes in Pacific Northwest species richness. Introduction to the taxa. Fundamental questions:.

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Automating Watershed Analysis

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Stream Asset Inventory GIS Model

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GEO 479/559 Lab GIS For Environmental Modeling

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Correlations Between Stream Order and Diversity of Fishes in the Blackburn Fork Drainage, Tn.

Correlations Between Stream Order and Diversity of Fishes in the Blackburn Fork Drainage, Tn. Michael H. Graf Undergraduate Student Fisheries Biology Concentration, Department of Biology, Tennessee Tech. Univiversity , Cookeville, TN 38505. Introduction.

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Michael Suplee, Ph.D. MT Department of Environmental Quality Water Quality Standards Section

Numeric Nutrient Standards for Surface Waters of Montana. Michael Suplee, Ph.D. MT Department of Environmental Quality Water Quality Standards Section March 1, 2007. Why Numeric Nutrient Standards for Surface Waters?.

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Ecosystem Processes and the River Continuum Concept

Ecosystem Processes and the River Continuum Concept . Unit 1: Module 4, Lecture 5. Objectives. Students will be able to: classify sources of organic matter. diagram the flow of instream organic matter. factors that influence the storage of organic matter in streams.

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What are ephemeral streams?

What are ephemeral streams?. Streams that regularly exist for short periods of time, usually during a rainy period, and may have defined channels even when they are dry. What are intermittent streams?.

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Aquatic Ecosystems

Aquatic Ecosystems. Freshwater Ecosystems. -Aquifers -Springs -Ponds -Lakes -Creeks/Streams -Rivers -Wetlands. Makes up < 3 % of water on earth. Essential for Freshwater Ecosystem. Dissolved Oxygen Minerals and Nutrients Species Diversity .

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Chapter 1.3 Stream Biology

Chapter 1.3 Stream Biology . There are 3 dominant groups of organisms in most stream communities. Algae and Animal like protists Invertebrates Vertebrates. Algae Are plantlike protists that make their own food ( autotrophs)

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Ecology Unit

Ecology Unit. 1. Welcome Letter 2. Course Outline 3. Think Like A Scientist 4. Scientific Method 5. Problem/Hypothesis + Controls and Variables 6. Paper Airplane Experiment 7. Biomes Map + Biomes Organizer 8 . Ecosystem Notes + Ecosystem K-L 9. Natural Cycles 10. Cycles of Matter.

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