Do Saltwater Dsb Work

Although the matter of water changes is sometimes a a plastic reservoir tank, a pump, an electric float switch controversial subject, it remains my view that no filtration that controls the pump, and plumbing to run from the system, regardless of its complexity, can permanently elim- pump to the sump. The float switch is installed in the sump inate the need for regular partial water changes in a marine and adjusted so that it will energize the pump when the wa-

aquarium. The more "artificial" the system, the larger and ter level in the sump drops a bit due to evaporation. (The more frequent such changes must be. Periodically, one must exact level for a particular tank is determined by trial and remove some water from the aquarium and replace it with error.) Make sure the float switch is safe for saltwater use freshly prepared synthetic seawater. How much water and has electrical specifications that match those of the should be changed and how often? Ideally, change small pump. The system operates as follows: when the water level quantities of water frequently, perhaps 2 to 3 gallons every in the sump drops, the float switch closes and turns on the three or four days in a 100-gallon tank. This would work out pump. The pump moves water from the reservoir of puri-

to roughly 5% per week, a reasonable goal in my view. The fied water to the sump, restoring the original level. This idea is to keep fluctuations in overall water quality to a min- causes the float switch to open again, shutting off the imum, and this can best be accomplished through smaller, pump. By adjusting both the float switch and the pump-

more frequent changes, rather than by changing a huge ing rate, water can automatically be added to the system amount of water on an infrequent schedule. (The old fresh- when even a small amount evaporates. For a gravity-oper-

water method of changing 20% to 50% of the aquarium's ated system, the reservoir is located above the sump, and a water once a month is far too traumatic for a reef aquarium.) plastic float valve controls the flow from the reservoir. This

In addition to partial water changes, additions of pure wa- method works on the same principle as the plumbing inside ter must be done to compensate for evaporation. Salinity a toilet tank. Such a top-up system can be employed to add fluctuations that occur as a result of evaporation and the limewater automatically to the tank. Many reef aquarists subsequent addition of freshwater can be quite large if top- use limewater for replenishment of all evaporated water, ping-up is neglected for too long. with excellent results. When this is done, care must be

For example, consider a tank of 100 gallons. Dissolved taken to prevent accumulated lime from plugging the in the water in this tank are some 29.4 pounds or 13.3 kilo- plumbing. Keeping the limewater fresh and minimizing grams of salt (at a salinity of 35 parts per thousand). If 1 inch its exposure to air are important considerations in the de-

of water evaporates, the same quantity of salt will now be sign of such an automated system, dissolved in 95.6 gallons of water, giving a salinity of 36.6

parts per thousand. This represents a 5% increase in salin- A marine aquarium is a dynamic system in which the ity, a huge fluctuation compared to the changes that occur in living components interact with the nonliving ones in pre-

the ocean. As a general rule, top up the tank on a schedule dictable but complex ways. Being a closed system, the that results in only 1 gallon or less being required per 100 aquarium tends to deviate from the ranges needed by liv-

gallons of tank water.

ing organisms, even when the artificial ecosystem is in equi-

It can be very convenient to install an automatic top-up librium. The only way to offset this tendency is to monitor system. Such a system can be pump-operated or gravity- conditions and make suitable adjustments. That, in a nut-fed. A pumped system requires the following equipment: shell, is the aquarists lifestyle — test, then tweak.

The COMPLETE guide to Aquariums

The COMPLETE guide to Aquariums

The word aquarium originates from the ancient Latin language, aqua meaning water and the suffix rium meaning place or building. Aquariums are beautiful and look good anywhere! Home aquariums are becoming more and more popular, it is a hobby that many people are flocking too and fish shops are on the rise. Fish are generally easy to keep although do they need quite a bit of attention. Puppies and kittens were the typical pet but now fish are becoming more and more frequent in house holds. In recent years fish shops have noticed a great increase in the rise of people wanting to purchase aquariums and fish, the boom has been great for local shops as the fish industry hasnt been such a great industry before now.

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  • rhonda
    Do saltwater dsb work?
    4 years ago

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