Freshwater aquarium rocks should be , meaning they should have no affect on the pH or hardness of your fish tank water. Freshwater habitats are considered soft water, and adding the wrong rocks to your tank would sway your water to be hard; uncomfortable for your fish. An exception to where you can use calcareous rocks that do not contain salt is with African Cichlids and other hard water originating freshwater fish. The rocks type to stay away from is calcereous rocks; these rocks contain calcium and cause pH and hardness boosting in your water. If softer freshwater is desired, it is best to add clean wood which softens water. Inert rocks that look great in your freshwater tank are:
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Choosing live rock for your aquarium is based on appearances as well as best value and cleanliness. When purchasing live rocks at your local fish stores follow the in order to choose the healthiest, most thriving rocks for your fish tank:
If you want to spruce it up, use a special gravel vacuum.
Most fish thrive in environments that mimic their natural environment, and rocks and similar tank decorations can provide your fish with a sense of security. However, rocks removed from the wild may contain bacteria and parasites that could harm your fish, so it's important to thoroughly clean them.
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If the rocks and decorations are coated with a crusty layer of calcium buildup, distilled white vinegar is a natural cleaning product you can safely use on items for your fish tank. It takes some time to start working, but white vinegar softens the crusty layer so you can wipe it away.Checking aquarium rocks and removing algal growth is part of regular tank maintenance. Clean and check aquarium rocks every three or four weeks. Remove them carefully from the tank to avoid stirring up sediment, hold them under cool, running tap water and rub off any algae. A soft-bristled brush, such as an old soft toothbrush, helps remove stubborn growth. Check the rocks for sharp or rough edges, which can injure fish. Either file away the edges or dispose of the rocks. Crumbling and flaking rocks turn tank water cloudy, so remove those, too.