Estuary - Wikipedia
An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. [1] Estuaries form a transition zone between river environments and maritime environments and are an example of an ecotone.
Estuary - Simple English Wikipedia, the free encyclopedia
An estuary is where a river meets the sea. There, saltwater mixes with freshwater. The river becomes wider and wider and flows slowly to the ocean. Bays, marshes, swamps, and inlets can all have estuaries. A view of an estuary from the air is usually an interesting sight: many estuaries meander (curve and bend
Thames Estuary - Wikipedia
The Thames Estuary is where the River Thames meets the waters of the North Sea, in the south-east of Great Britain. An estuary can be defined according to different criteria (e.g. tidal, geographical, navigational or in terms of salinity).
Estuary | Coastal Features, Marine Life & Conservation | Britannica
2024年12月24日 · Estuary, partly enclosed coastal body of water in which river water is mixed with seawater. In a general sense, the estuarine environment is defined by salinity boundaries rather than by geographic boundaries. The term estuary is derived from the Latin words aestus (“the tide”) and aestuo (“boil”),
Estuary - National Geographic Society
2023年10月19日 · An estuary is an area where a freshwater river or stream meets the ocean. In estuaries, the salty ocean mixes with a freshwater river, resulting in brackish water . Brackish water is somewhat salty, but not as salty as the ocean.
Estuary of St. Lawrence - Wikipedia
Among the deepest and largest estuaries in the world, the St. Lawrence maritime estuary extends nearly 250 km before it widens at Point-des-Monts into the Gulf of St. Lawrence. This enclosed sea is connected to the Atlantic Ocean by Cabot Strait and the Strait of Belle-Isle.
Estuary Definition & Meaning - Merriam-Webster
A partly enclosed coastal body of water in which river water is mixed with seawater is called an estuary. An estuary is thus defined by salinity rather than geography. Many coastal features designated by other names are in fact estuaries (for instance, Chesapeake Bay).
NOAA National Ocean Service Education: Estuaries Tutorial
Estuaries are typically classified by their existing geology or their geologic origins (in other words, how they were formed). The four major types of estuaries classified by their geology are drowned river valley, bar-built, tectonic, and fjords.
13.6: Estuaries - Geosciences LibreTexts
2024年6月10日 · Estuaries are partially enclosed bodies of water where the salt water is diluted by fresh water input from land, creating brackish water with a salinity somewhere between fresh water and normal seawater.
What is a estuary? - The Environmental Literacy Council
2024年10月13日 · Estuaries, those often-overlooked coastal ecosystems, are far more than just where rivers meet the sea. They are dynamic, vibrant, and incredibly productive environments, acting as vital nurseries for marine life, filters for pollutants, and buffers against coastal storms.