| The gravel in a salt water fish tank is not the | | | | and these are believed to improve marine fish and |
| same as the gravel in a standard freshwater tank. | | | | invertebrate health in your tank. |
| Gravel in a salt water fish tank is called aragonite | | | | Aragonite comes in a variety of sizes that range |
| and it does some pretty special things. | | | | from very coarse all the way down to sugar fine |
| Aragonite is used as gravel in saltwater aquariums | | | | sand. While it comes down to personal preference |
| for a variety of reasons. For one it is bright white | | | | what one is the best most experts agree that |
| so it will help to show off the colors of the | | | | you should stick to medium size grains for your |
| saltwater fish much better. | | | | saltwater tank. |
| This special marine aquarium gravel will also help | | | | The large grains can trap dirt, marine fish waste |
| you stabilize the PH in your tank. Aragonite starts | | | | and uneaten food in places where it can |
| to dissolve at a PH below 7.8. When it dissolves it | | | | decompose and add t algae problems. The very |
| releases minerals that help to bring the PH back | | | | fine sugar sand blows around very easily. |
| up over 8.0 which is great for your fish.It does | | | | If you have strong currents in your saltwater |
| this 24/7 with out ever taking a break or missing | | | | tank you may have a hard time keeping it from |
| a beat. | | | | all blowing into one corner, this gets annoying over |
| It also is believed to release some much needed | | | | time. |
| trace elements into the water when it dissolves | | | | |