Tanks with fish require higher water flow, about 15 to 20 times the tank volume per hour because fish generate significantly more waste. While different species of fish and invertebrates require different salinities, most aquarists opt for a gravity around 1.022 to 1.024. Corrosion is less of a problem in freshwater, so you'll now need to be more vigilant with routinely checking anodes. An ion exchange resin, Boyd Chemi-pure scavenges (removes) ammonia and nitrates. Since live rock plays a major role in converting toxic wastes to non-toxic byproducts, we strongly recommend seasoned live rock for a tank. Now, what about the saltwater itself? You will probably be able to use your outside and canister filters, but you won’t need the under gravel filters or gravel anymore. Instead of gravel, you’ll need some sort of material like aragonite. Will you want a fish-and-coral tank or will you want predominantly corals with a few or no fish? Converting saltwater to freshwater help? While other brands are certainly available, we and many of our customers feel confident that the Instant Ocean provides the salt and trace elements in the right proportions that saltwater tanks need. Learn how your comment data is processed. There are no special aquariums that differ in fresh or saltwater set-ups. Most freshwater fish and saltwater fish maintain a salt concentration in their blood of approximately 10 parts per thousand (ppt), or 10 grams of dissolved salt per liter of water. The only source of food in a fish only aquarium (one that has only plastic plants and no live aquatic plants) is the packaged food fed to the fish in the aquarium once or twice a day. Instant Ocean has minimized its variability from batch to batch. One species of the anchovies, native to South America, is even restricted to fresh water. If your outside filters circulate about 10 times the quantity of water in the tank per hour for a coral tank, that’s adequate. I found a tank for sale at a yard sale. Since saltwater fish, corals, invertebrates, and algae live their lives in saltwater, you have to replicate their environment. This site uses Akismet to reduce spam. Here’s something else you need to think about: Will you want a fish only with live rock (FOWLR) tank? Making room to bring 'Stripe' the Fahaka freshwater puffer out of the fishroom. I want to convert my 30 gallon AIO that currently has water still in it, but no fish. Next, let’s talk about your water. Converting saltwater to freshwater help? So now the freshwater aquarist has some equipment. So maybe you’re thinking, OK, let’s start realistically. (For readers unfamiliar with the term “buffer,” a buffer is a chemical that keeps pH at or close to a particular level.). You are versed in keeping the larger more aggressive cichlids whether they be African or Central/South American. the only variance is the amount of time you have to use to convert them. To measure salinity, you will need to buy a hydrometer that measures specific gravity. Since you replace it about once every six months, it’s significantly cheaper than carbon filters. bowfront saltwater aquarium that I want to convert to freshwater which will contain chilids, only. Understand that fish add to the tank’s bioload; they generate wastes that you’ll need to take care of in some way. So by now, you should be able to see that converting from a freshwater to a saltwater aquarium is neither difficult or expensive. For some freshwater aquarists, making the switch to a saltwater system can seem like a daunting task. If you're planning to move your freshwater boat to coastal waters, you want facts, not myths. You are an avid freshwater fish keeper. Another method is to refitting your outside filters with Boyd’s Chemi-pure. Unlike gravel (which is chemically inert), aragonite provides a source of calcium that helps maintain a pH of 8.2 in your saltwater tank. 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2020 converting saltwater fish to freshwater