Freshwater Ecology Terms, Nitrogen Cycle/Freshwater Terms
Terms in this set (21)
An area of soft, wet, low-lying land, characterized by grassy vegetation and often forming a transition zone between water and land.
A forested wetland, partially covered with water.
A coastal body of water that connects to the ocean in which fresh water from a river mixes with saltwater from the ocean
a landform that is formed at the mouth of a river, where the river flows into an ocean, sea, estuary, lake, or reservoir
the furthest spot in a river or stream from its estuary or confuence with another river, as measured aong the course of the river
Collection of organisms that can swim freely and are independent of currents, they can be microscopic organisms or even whales.
aquatic organisms that live on the bottom of the ocean floor, or lake
Inhabiting the upper layers of the open sea.
The single organism, plant group of plankton which drift in the ocean.
"Plankton consisting of small animals and the immature stages of larger animals.
A shallow-water area along the shore of a lake or pond whre light reaches the bottom. (The most productive zone due to the large amounts of photosynthesizing vegetation. Also recieves nutrients from the surrounding land.)
open surface waters in a lake, away from the shore
the conversion of organic nitrogen to ammonium by the action of decomposers (bacteria).
nitrification bacteria convert ammonia into nitrite and then nitrate
conversion of nitrate into atmospheric nitrogen
atmospheric nitrogen is converted into a usable form, ammonia by bacteria, of Nitrogen oxide by lightening or fires
N2, not usable by plants
absorption of nutrients, plants uptake through roots, animals by ingestion/digestion
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