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Field sampling
Collecting pieces or specimens or making measurements or observations at determined intervals or areas. Results may be used as representative of the whole research area or population.
Subtopics:
Animal tracking (13 items)
Capturing (animals) (20 items)
Drilling and coring (20 items)
Plant and animal tagging (7 items)
Plot sampling (2 items)
Sexing (plants & animals) (3 items)
Specimen collecting (21 items)
Transect sampling (1 items)
Trenching (1 items)
Water sampling (51 items)

Fish inventories (10 items)


Results 131 - 140 of 141 listed by similarity [list alphabetically]
Water resources of Missouri [More info]
Water District homepage with links to detailed real-time and long-term water resources data for Missouri on streamflow, ground and surface water, and water quality.
Water resources of Virginia - river input monitoring [More info]
Description of river input monitoring project's collecting and analyzing water-quality data to calculate and explain load and trend estimates of selected nutrients and suspended solids for five major river basins in the Chesapeake Bay watershed.
Water resources of Virginia - Virginia aquifer susceptibility [More info]
Overview of a project in Virginia to develop a program for assessing public supply source waters to determine their susceptibility to contamination and to determine which systems need detailed source-water assessments.
Water science for schools: the water science picture gallery [More info]
Photos with descriptions of water subjects and of scientists engaged in water research.
Water-quality data for the Nation [More info]
Homepage for USGS water quality information. The NWISWeb discrete sample database is a compilation of over 3.5 million historical water quality analyses in the USGS district databases. Also includes access to real-time data and a tutorial.
Water-quality information - data [More info]
Links to major databases on USGS real-time and historic time period data for water quality, atmospheric deposition, streamflow, and suspended sediments and links to related databases of other agencies.
West-central Florida erosion study [More info]
West central Florida erosion interactive map with GIS datasets to download including geologic interpretative layers, samples, bathymetry, and imagery.
Western Ecological Research Center (WERC) [More info]
Links to research at the field stations of the Western Ecological Research Center with direct links to web pages for wildlife videos, satellite telemetry, fire ecology, invasive species, herpetology field guide, and coastal ecosystems.
World Coal Quality Inventory (WoCQI) [More info]
Homepage of the World Coal Quality Inventory (WoCQI) with sample collection procedures.
PDF Wyoming groundwater-quality monitoring network [More info]
Shows high-priority areas where groundwater will be monitored, outlines the methods of collection and analysis that will be used.
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