1. Scuba Divers Catalogue Aquatic Life

  2. Positional Accuracy of the National Hydrography Dataset- Part II

  3. Positional Accuracy of the National Hydrography Dataset - Part I

  4. Forecast Mekong: Virtual River of Life

  5. Fly Over the Seafloor: Central California -- Bolinas to Pescadero

  6. Cold Water Survival

  7. Kati Bednar: Diving Into the World of Water

  8. The 20th Century's Greatest Volcanic Eruption: Mt Katmai 100 Years Later

  9. Emerging Contaminants

  10. Chasing the Mud: The Mississippi River Flood of 2011

  11. Science for a Changing World

  12. Landslide Hazards

  13. USGS Gas Hydrates Lab

  14. USGS spawning habitat restoration for the State threatened lake sturgeon in the St. Clair River

  15. Student/Youth: Marnelli Tassin

  16. New Dual-View Downhole Video Technology at the USGS

  17. Nutrient Impacts on Wetlands: Field Studies New Zealand

  18. Using bare-earth LiDAR imagery to reveal the Tahoe

  19. Nature's Altered Seasons

  20. USGS Menlo Park Open House, May 19 - 20th.

  21. Fly Over the Seafloor of San Francisco Bay

  22. USGS Student Employment, Get Your Foot In The Door

  23. Vibracoring: Reconstructing the past from Earth sediments

  24. Science or Soundbite? Shale Gas, Hydraulic Fracturing, and Induced Earthquakes

  25. Advancing ARMI: In Search for Chytrid Fungus

  26. Robert Leeper: Day in the life of a Physical Science Technician

  27. Rotating Globe of Io Geology

  28. Climate Connections: Questions from Glacier National Park, MT

  29. Bat White-nose Syndrome: There is a New Fungus Among Us By Dr. David Blehert

  30. What's in Our Water? (Corecast)

  31. Exploring the World of Water

  32. What's in Our Water?

  33. White Oak Creek After Low-head Dam Failure

  34. Measurements of High Streamflow with ADCP

  35. The View from Space: Landsat's Role in Tracking Forty Years of Global Changes

  36. Grizzly bear with cubs rubbing on a bridge

  37. Grizzly bear rubbing on a bridge

  38. Lower Elwha River, Ground-Based Lidar Fly-Through

  39. Kristina Yamamoto: Day in the life of a USGS Geographer

  40. Hydrologic Unit Codes (HUCs) within the Watershed Boundary Dataset (WBD)

  41. Download a Prestaged Subregion

  42. Download a Dynamic NHD Extract

  43. Connecting nearby residents to stream rehabilitation projects

  44. Bioengineering techniques create natural-looking and functioning streams in urban headwater channels

  45. Design considerations for more natural channel reconstructions

  46. Reconstructing streams in zones of freeway expansion

  47. Monitoring stream rehabilitation at Underwood Creek

  48. Linking stormwater management and stream rehabilitation

  49. Recreating confluence environments and habitat for Pacific Northwest streams

  50. Longitudinal connection and habitat rehabilitation, Tryon Creek, Portland, Oregon

  51. Alternative to Dam Removal: Wisconsin Fish Passage Project Milwaukee River at Thiensville, Wisconsin

  52. Fishway allows fish to bypass dam, Milwaukee River at Thiensville, Wisconsin

  53. USGS Salmon Disease Research

  54. Josh Latimore: Day in the Life of a USGS Hydro Technician

  55. Monitoring suspended sediment for dam removal

  56. Balancing Roadway Corridor Construction with Coldwater Habitat Protection

  57. Role of Riverkeepers in Restoration

  58. Water in the 21st Century: The National Water Census

  59. Multi-agency coordination leads to successful dam removal

  60. Watershed Action Teams and in Action

  61. The Floating Marshes of Louisiana: A Unique Ecosystem

  62. Elwha River floating weir: a tool to study adult salmon during and following dam removal

  63. Unconventional Oil and Gas—Fueling the Future

  64. Urban stream restoration and combined sewer overflows

  65. Removing cement-lined channels in the Kinnickinnick River, Wisconsin

  66. Protection of urban headwaters during residential development

  67. Habitat considerations in restored ephemeral channels

  68. Early communication helps to streamline rehabilitation projects

  69. Flexible channel design for stream restoration and habitat improvement

  70. Challenges of culvert crossings and design in stream restoration projects

  71. Urban stream restoration in a freeway interchange

  72. Rehabilitating urban streams for salmon habitat improvement

  73. Recreating baseflow channels, Howards Branch, Baltimore, Maryland

  74. Connecting flood management and salmon habitat improvement

  75. Recreating wetland-stream complexes in urban watersheds

  76. The Off-Continent Flux Project

  77. Connecting People and Urban Streams (20 minute version)

  78. Connecting People and Urban Streams

  79. Carriage Hills Outfall

  80. Carriage Hills

  81. Bayesian Modeling, Fly Fishing, and Effects of Urbanization on Stream Ecology

  82. Ecosystem restoration in the Chesapeake Bay headwaters

  83. Watershed Action Teams Connect People with Their Urban Streams

  84. Making Watershed Action Teams Successful

  85. Creating Watershed Action Teams

  86. Simulated groundwater declines in Central Arkansas

  87. What Lies Beneath: Using Mangrove Peat to Study Ancient Coastal Environments and Sea-Level Rise

  88. Congressional Briefing on SPARROW Model

  89. Climate Connections: Questions from Puerto Rico

  90. A Study in Stream Ecology

  91. Searching the ScienceBase Catalog

  92. Browsing the ScienceBase Catalog

  93. Exploring ScienceBase Items

  94. Understanding NHD Data

  95. Overview of the National Hydrography Dataset and The National Map -- Part II

  96. Overview of the National Hydrography Dataset and The National Map -- Part I

  97. Navigating the NHD Network

  98. Maintenance of the NHD

  99. Linear Referencing in the NHD