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When the total back pressure in the system is considered, a pump should be circulating the total volume of water at least once per hour for proper water quality. An air pump can be used to increase dissolved oxygen. In a heavily stocked koi pond, an air pump is a necessity. Along with the water pumps, there must be jets placed in areas where ...
Mineral water is water from a mineral spring that contains various minerals, such as salts and sulfur compounds. It is usually still, but may be sparkling ( carbonated / effervescent ). Traditionally, mineral waters were used or consumed at their spring sources, often referred to as "taking the waters" or "taking the cure," at places such as ...
Koi (鯉, Japanese:, literally "carp"), or more specifically nishikigoi (錦鯉, Japanese: [ɲiɕi̥kiꜜɡoi], literally "brocaded carp"), are colored varieties of carp (Cyprinus sp.) that are kept for decorative purposes in outdoor koi ponds or water gardens. Koi is an informal name for the colored variants of carp kept for ornamental purposes.
Perak FA football supporters at the Malaysia Cup quarter-finals against Pahang, Perak Stadium, Ipoh, 24 September 2017. Perak became a part of Malaya since 1957, and its athletes have represented Malaya, and later Malaysia, at the Summer Olympic Games, Commonwealth Games, Asian Games, and Southeast Asian Games.
The climbing perch (Anabas testudineus) is a species of amphibious freshwater fish in the family Anabantidae (the climbing gouramis).A labyrinth fish native to Far Eastern Asia, the fish inhabits freshwater systems from Pakistan, India, Bangladesh and Sri Lanka in the west, to Southern China in the east, and to Southeast Asia west of the Wallace Line in the south.
Family members of the Menendez brothers plan to meet with newly elected Los Angeles County District Attorney Nathan Hochman on Friday, Jan. 3, to push for a reduced sentence for the pair.
Notre Dame head coach Marcus Freeman, center, chants with his players after the team's win against Southern California in an NCAA college football game Saturday, Nov. 30, 2024, in Los Angeles.
A natural resource may exist as a separate entity such as freshwater, air, or any living organism such as a fish, or it may be transformed by extractivist industries into an economically useful form that must be processed to obtain the resource such as metal ores, rare-earth elements, petroleum, timber and most forms of energy.