USGS - science for a changing world

Science Topics

Maps, Imagery, and Publications Hazards Newsroom Education Jobs Partnerships Library About USGS Podcasts/RSS
You are here: Topics > Population and community ecology > Ecosystems
Help
Aquatic ecosystems
Communities of interdependent organisms living primarily in or on water.
Subtopics:
Benthic ecosystems (3 items)
Estuarine ecosystems (27 items)
Freshwater ecosystems (29 items)
Marine ecosystems (37 items)

Planktonic ecosystems (4 items)
Related topics:
Results 91 - 100 of 132 listed alphabetically [list by similarity]
Sago pondweed (Potamogeton pectinatus L.): a literature review [More info]
Literature review of sago pondweed, a submersed angiosperm that attracts waterfowl, but is also a nuisance plant that clogs irrigation systems. Includes classification, distribution, habitat, physiology, management, and economics.
Salinity variation in an estuary used for oyster cultivation in southeastern North Carolina during the passover of the eye of Hurricane Bertha [More info]
Review of a study monitoring changes in salinity in Alligator Bay, NC during a 1996 hurricane due to the influx of fresh and saltwater and the effect it would have on oyster aquaculture.
San Francisco Bay bathymetry web site [More info]
Provides location-depth grids of bathymetry available for San Francisco Bay and tools for examining those grids. Data provided as GIS grids and animations.
Satellite imagery: Lake Pontchartrain Basin and Gulf of Mexico [More info]
Report on satellite imagery collected by the NOAA Advanced Very High Resolution Radiometer (AVHRR) on NOAA polar-orbiting weather satellites. Links are provided to imagery of north-central Gulf of Mexico and of the Lake Pontchartrain.
PDF Science-Based Strategies for Sustaining Coral Ecosystems [More info]
Explains the environmental factors that affect coral reef habitats and ecosystems, focusing on those that pose urgent problems.
Seasonal Flux and Assemblage Composition of Planktic Foraminifera from the Northern Gulf of Mexico, 2008-2009 [More info]
The U.S. Geological Survey established a sediment trap in the northern Gulf of Mexico to collect time-series data on the flux and assemblage composition of live planktic foraminifers. This report provides an update of the 2008 time-series data to include
Sediment load from major rivers into Puget Sound and its adjacent waters [More info]
Sediment from rivers has both beneficial and detrimental effects on ecosystems and human activities around Puget Sound. We explain where the sediment comes from, how it is transported, and the nature of the data that we can use to understand it.
Sound waves [More info]
Monthly online newsletter covering coastal and marine science with links listed under sections titled fieldwork, meetings, outreach, and research.
South Florida Virtual Tour [More info]
A pictorial overview for general audiences of key landscapes and ecosystems in South Florida; includes extensive references and links to past and current research activities relating to the South Florida ecosystem restoration effort.
Southeast Ecological Science Center - Welcome to the kid's corner [More info]
Children's website on southern Florida aquatic biology with short movie clips of amphibians, games & puzzles, wildlife pictures, teacher resources, and more.
Result pages:FirstPrevious ... 4 5 6 7 8 9 10 11 12 13 14 NextAll
Alphabetical Index of Topics a b c d e f g h i j k l m n o p q r s t u v w x y z

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.usgs.gov/science//science/science.php?term=54&b=90&n=10&order=alpha
Page Contact Information: Ask USGS