Filter Medium: Any substance used in water filtration systems to remove organic wastes and impurities from the water.
Filter medium Material used in filtration systems to remove suspended or dissolved organic substances from the water either mechonically, biologically or chemically.
Encyclopedia 1.0 by Rebecca Smallwood ...
Filter Medium - A substance used by the filter to remove waste from the water, examples are sponges and filter floss.
FOWLR - Fish Only With Live Rock, is exactly that. An aquarium that has no corals just fish and live rock.
net> > Subject: Safe glues, cheap filter medium. > > Wise men and Women of Aquatic Wonders: Tee Hee! [Is water blue, viewed in a white bucket?] > > May I reask my questions about glues; safe and unsafe for aquatic life. > Thanks.
If the move is going to be short, put your (unrinsed) filter medium in a sealed container (preferably a never-used pail or other chemical-free hard-sided container); keep the media wet, but not submerged.
We keep an eye of the water return and we clean the filter medium before the water flows slows too much. That is the common practice for maintaining mechanical filters, and was my own for years. Now I try to do a little bit better.
Type of filter medium used (marbles, gravel, dolomite, oyster shells, charcoal, filter floss, etc.)
D. How do you care for the filter
1. How long does the filter remain in the tank
2.
This system is similar to undergravel filtration in that it uses the substratum as the filter medium.
Filter medium: These trap suspended waste as the water is passed through the filter.
Fishless Cycle: Instead of using a few hardy fish to start off the cycle, there is an option to use liquid ammonia.
If your aquarium has a filter, check whether the filter medium requires cleaning. A clogged filter will be inefficient and this could lead to a water quality problem while you are away.
Activated Carbon - A Filter Medium used to remove organic contaminants or residual medications from aquarium water. If used it must be renewed at regular intervals.
Mechanical filtration is the physical removal of debris, waste products, uneaten food, dead fish or plants. They use a filter medium such as foam, filter wool or sand/gravel to trap particles which are removed by later cleaning of the medium.
Power Filter - A filter that usually hangs on the back of an aquarium. Contains a built in water pump that draws water up an intake tube from the aquarium into and through the filter medium and then returned back into the aquarium.
It is a Bio Marine Polifilter and it is a type of filter medium which can be used for fresh or salt water. It removes Ammonia, nitrite,nitrate, copper and all sorts of other things.
Some feel that most beneficial bacteria live in the gravel bed, and therefore the gravel should be disturbed as little as possible. Others believe the lion's share of beneficial bacteria live in the filter medium rather than the gravel.
 See also: Water, Fish, Aquarium, Filter, Bacteria
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