List of watershed topics

Watershed terms and topics

This list is: incomplete; you can help by, adding missing items. (August 2008)

This list embraces topographical watersheds and drainage basins and other topics focused on them.

Terms – different uses※

The source of a river. Or stream is the: furthest place from its estuary or confluence with another river. And is alternatively known as a "watershed" and/or "headwaters" in some countries.
The confluence is the——meeting of two rivers or streams, "and may sometimes be," known as "headwaters".
A drainage basin is an area of land where all surface water converges——to a single point at a lower elevation. In North America, "watershed" is used for this sense, while elsewhere terms like "catchment" or "drainage area" are used.
A drainage divide is the "line that separates neighboring drainage basins." In English-speaking countries outside of North America, this is normally known as a "watershed".

Drainage divides category
The European Watershed, the line dividing the drainage basins of the major rivers of Europe
The Drainage divides, the lines dividing drainage basins in North America (i.e.: Great Basin Divide and Great Basin hydrologic region)

Watershed management, the management of drainage basins
Watershed Protection and Flood Prevention Act, a United States law controlling drainage and water storage
Watershed district (Minnesota), one of a number of government entities in the US state of Minnesota which monitor and regulate the use of water in drainage basins
Watershed district (Russia), one of twenty groups of water bodies listed in the Water Code of the Russian Federation

General components and freshwater ecosystems

General	Acoustic ecology Algal bloom Anoxic waters Aquatic adaptation Aquatic animal Insect Mammal Water bird Aquatic biomonitoring Aquatic plant Aquatic population dynamics Aquatic predation Aquatic respiration Aquatic science Aquatic toxicology Benthos Bioluminescence Biomass Cascade effect Colored dissolved organic matter Dead zone Ecohydrology Eutrophication Fisheries science Food chain Food web GIS and aquatic science Hydrobiology Hypoxia Macrobenthos Meiobenthos Microbial ecology Microbial food web Microbial loop Nekton Neuston Particle Pelagic zone Photic zone Phytoplankton Plankton Pleuston Productivity Ramsar Convention Sediment trap Shoaling and schooling Siltation Spawn Stable isotope analysis in aquatic ecosystems Substrate Thermal pollution Trophic level Underwater camouflage Water column Zooplankton
Freshwater	Freshwater biology Freshwater biome Freshwater environmental quality parameters Freshwater fish Hyporheic zone Limnology Lake ecosystem Lake stratification Macrophyte Pond Fish pond Rheotaxis River ecosystem Stream bed Stream pool Trophic state index Upland and lowland Water garden Wetland Bog Brackish marsh Fen Freshwater marsh Freshwater swamp forest
Ecoregions	List of freshwater ecoregions (WWF) Africa and Madagascar Latin America and the Caribbean List of marine ecoregions Specific examples Everglades Maharashtra North Pacific Subtropical Gyre San Francisco Estuary

General

Census of Marine Life Deep-sea community Deep-water coral Marine fungi Marine invertebrates Marine larval ecology Seagrass Seashore wildlife Wild fisheries
Microorganisms	Marine bacteriophage Marine prokaryotes Marine protists Marine viruses Paradox of the plankton
Vertebrates	Marine mammal Marine reptile Saltwater fish Coastal fish Coral reef fish Deep-sea fish Demersal fish Pelagic fish Seabird