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2. Raceway (aquaculture) - Wikipedia

   en.wikipedia.org/wiki/Raceway_(aquaculture)

   In a well designed system, the existing water in the raceway is largely replaced by new water when the same volume of new water enters the raceway. Self-cleaning can sometimes be achieved if the fish stocks density is sufficiently high and the water level is sufficiently low. For example, if trout are stocked at 20 kilograms per cubic metre ...

3. Category:Well tank locomotives - Wikipedia

   en.wikipedia.org/wiki/Category:Well_tank_locomotives

   Steam well tank locomotives. Subcategories. This category has the following 3 subcategories, out of 3 total. 0–9. 2-2-2WT locomotives (10 P) 2-4-0WT locomotives (7 P)

4. LSWR 0298 Class - Wikipedia

   en.wikipedia.org/wiki/LSWR_0298_Class

   The London and South Western Railway (LSWR) 0298 Class or Beattie Well Tank is a class of British steam locomotive. They are 2-4-0 WT s, originally built between 1863 and 1875 for use on passenger services in the suburbs of London , but later used on rural services in South West England .

5. Fresh water - Wikipedia

   en.wikipedia.org/wiki/Fresh_water

   Fresh water is the water resource that is of the most and immediate use to humans. Fresh water is not always potable water, that is, water safe to drink by humans. Much of the earth's fresh water (on the surface and groundwater) is to a substantial degree unsuitable for human consumption without treatment.

6. Oceanic freshwater flux - Wikipedia

   en.wikipedia.org/wiki/Oceanic_freshwater_flux

   Freshwater fluxes in general describe how freshwater is transported between and stored in the earth's systems: oceans, land, the atmosphere and the cryosphere. While the total amount of water on Earth has remained virtually constant over human timescales, the relative distribution of that total mass between the four reservoirs has been ...

7. Deep wading - Wikipedia

   en.wikipedia.org/wiki/Deep_wading

   The Tiger was the first tank to come with deep fording ability as designed, although the earlier Tauchpanzer, a modification of the Panzer III and Panzer IV, was designed to drive on the sea-bed, part of the German preparations for Operation Sea Lion, the planned invasion of Britain in 1941. A long, flexible rubber hose with a floating buoy on ...

8. Freshwater aquarium - Wikipedia

   en.wikipedia.org/wiki/Freshwater_aquarium

   A freshwater aquarium is a receptacle that holds one or more freshwater aquatic organisms for decorative, pet-keeping, or research purposes. Modern aquariums are most often made from transparent glass or acrylic glass. Typical inhabitants include fish, plants, amphibians, and invertebrates, such as snails and crustaceans. Tropical freshwater ...

9. New York City water supply system - Wikipedia

   en.wikipedia.org/wiki/New_York_City_water_supply...

   The first public well was dug in Bowling Green in 1677, and the first reservoir was built on the East Side of Manhattan in 1776 after the population grew up to 22,000. [3] Collect Pond, or "Fresh Water Pond", [4] was a body of fresh water in what is now Chinatown in Lower Manhattan. For the first two centuries of European settlement in ...