Curing Live Rock - How to Cure Rock Taken From the Ocean, Part 2

Live rock is used to create reef-like structures in5. Use power heads, water pumps and the return
both saltwater fish and reef aquariums. Since thepump outlets to direct water flow throughout the
rock is collected directly from oceans around therock structure.
world it is inhabited with algae, animals, plants,6. Make sure your protein skimmer is running properly.
bacteria and more. When it is shipped, some of theIt should produce a thick, dark-colored waste in the
animal and plant life on the rock are damaged. Thesecollection cup. Activated filter carbon may be used to
rocks must be cured or cleaned before they are saferemove organic waste and the smell. Set the heater
to put with fish and invertebrates.between 74º and 78º.
The rock arrives in a Styrofoam box usually wrapped7. The levels of nutrients in the water will begin to
in wet newspaper to keep it moist. Prepare a bucketrise very rapidly. If you keep a lot of light on the
of premixed saltwater to a specific gravity betweenaquarium it will grow a lot of unwanted algae. You
1.020 to 1.024.need enough light to keep the macro algae alive so
use 1 watt per gallon of water for less than 5 or 6
1. Remove the rock from the box carefully. If youhours a day.
wish, wear rubber gloves. Look for any bristleworms8. Water changes should be done regularly. While
that may be hanging partially out of the rock. Theseremoving the water use some flexible tubing and
worms can sting or bite so use tweezers to removesiphon the white spots or any other dying debris off
them.your rocks when they appear. Also siphon the
2. Dip the rock into the bucket of premixed saltbottom of the aquarium or container removing any
water to remove any loose debris. Look for anydebris. Change at least 50%, up to 100% of the
white, slimy areas or decaying areas. Any decaywater each time you do a water change. The more
should be removed with a brush. If you choose to dooften the water changes are done, the lower the
so, you may remove the algae and plant growth.waste levels will be and the more plants and animals
3. The rock can be placed into your aquarium or intowill survive.
a holding container while the rock cycles. If you9. When the levels of ammonia and nitrite read zero
choose to place it in an aquarium no animals may beon your test kit the rock is cycled. Now you can
added until the levels of ammonia and nitrite havegradually increase the amount of light each day, as
dropped back to zero. This can take from 3 to 6well as the amount of time it stays on.
weeks.If you have not done a water change recently do
4. When placing live rock in an aquarium try to keepone before adding fish, corals or invertebrates.
as much of the rock off the bottom of the aquariumIt takes patience to cure live rock because the
as possible to ensure good water circulation aroundaquarium is motionless with little going on while you
the rock. As you build rock walls and cliffs you wantkeep up with water changes and water testing.
as little contact between each piece of rock asWhen the cycle completes, your aquarium will come
possible. This again allows for good circulation and willto life as you begin adding colorful, playful,
create great hiding places for the fish.eye-catching fish!