- deep sand bed
Dictionary of ichthyology. 2009.
deep sand bed
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Deep sand bed — A deep sand bed is[1] a filtration method used in some saltwater aquariums. A deep sand bed, similar to the Berlin Method, is designed to cultivate anaerobic bacteria in the bottom layers of sand, converting nitrate to nitrogen gas to remove… … Wikipedia
Deep Sand Bed — Die Hammerkoralle (Euphyllia paraancora). Großpolypige, langsam wachsende Steinkorallen können in Deep Sand Bed Aquarien gewaltige Größen erreichen. Das Deep Sand Bed (DSB) oder Tiefsandbett Methode bezeichnet eine Methode, mit der Riffaquarien… … Deutsch Wikipedia
Sand — For other uses, see Sand (disambiguation). Close up of sand from the Gobi Desert, Mongolia, showing a surface area of 1 square centimetres … Wikipedia
Deep water coral — Table coral, which can live in deep water (in this picture, it is in shallow, warm water) The habitat of deep water corals, also known as cold water corals, extends to deeper, darker parts of the oceans than tropical corals, ranging from near the … Wikipedia
Sand Land — Not to be confused with Sandland. Sand Land サンドランド (Sando Rando) Genre Action; Adventure … Wikipedia
Slow sand filter — Slow sand filters are used in water purification for treating raw water to produce a potable product. They are typically 1 to 2 metres deep, can be rectangular or cylindrical in cross section and are used primarily to treat surface water. The… … Wikipedia
Stream bed — The bed of this stream is armored with rocks, some very rounded (having had a longer life in the stream) and some not. A stream bed is the channel bottom of a stream, river or creek; the physical confine of the normal water flow. The lateral… … Wikipedia
Pebble bed reactor — Sketch of a pebble bed reactor in Italian … Wikipedia
Tiefes Sandbett — Die Hammerkoralle (Euphyllia paraancora). Großpolypige, langsam wachsende Steinkorallen können in Deep Sand Bed Aquarien gewaltige Größen erreichen. Das Deep Sand Bed (DSB) oder Tiefsandbett Methode bezeichnet eine Methode, mit der Riffaquarien… … Deutsch Wikipedia
Aquarist — Das Aquarium (v. lat. aqua „Wasser“) ist die verbreitetste Art des Vivariums. Meist handelt es sich bei ihnen um Gefäße aus Glas oder durchsichtigem Kunststoff, die mit Wasser befüllt werden. Mit Hilfe von Fischen und wirbellosen Tieren wie… … Deutsch Wikipedia
