All of those aquariums you have drooled over probably had two things in common. It’s possible – and this process has been tested over 20 years now – to equip reef aquariums with a large proportion of “new” aquaroche rocks and a small quantity of wild live rocks: they will bring natural strains of bacteria and micro organisms. Different varieties of live rock will weigh differently due to densities of the rock. The marine animals you are going to buy are initially from the ocean, even if they have been captive-bred. The rock on the picture has been installed in 1999-2000 at the public aquarium “Océanopolis” in Brest-France. How to Safely Add Rocks to an Aquarium. In a reef aquarium, with the Berliner method, live rocks make the biological filtration. It allows your organisms to live a long, healthy life. Adding a healthy foundation and beautiful decorations are an essential and fun part of maintaining your aquarium. Live rock is a necessary filtration system, as well as an aesthetic element to your saltwater aquarium. Generally we use an amount of rocks equivalent to 10 to 20 % of the water volume, depending on the quality and density of the rocks. There are many different ways to get good quality and useful organic material out there to consider. However, many aquarium enthusiasts suggest 1.5 to 2 pounds of live rock per gallon of water to create a solid foundation and wall-type effect. The owners had a vision of how they wanted their aquarium to look 2. Live rocks have helpful bacteria for your coral. Be careful though, as some rocks are not suitable for your planted aquarium. We’re here with the answers to the most frequently asked questions about live rock. The old rule of thumb, when I started out in the hobby, was to add 1-2 pounds of live rock for every gallon of aquarium volume. Fifty pounds of less dense stone will take up much more space than 50 pounds of a denser product. For example, children can learn to handle sensitive ecosystems and be responsible for the first time with organisms. A good rule to figure out how much rock or live rock is needed for your saltwater tank is 1.5 pounds of rock per gallon of water. That being said. This VORCOOL Aquarium Sea Rock Cave Ornament is one of the best rocks for aquariums because it looks somewhat realistic in the tank and comes with a fine size of three by up to ten-gallon tanks. I have close to 100 lbs in my 90 gal reply #5. big_sw2000. The quantity of rocks is proportional to the volume of water of the aquarium. However Aquaroche decorations play a role in the filtration and the rocks which you will use as decoration will have an action of always useful filtration for the maintenance of the tank, a kind  of live rocks for fresh water. This article will make you realize why rockscape is an essential aspect of beautifying your aquarium. 6 years ago. One can use  100 % aquacultured aquaroche rocks or, like with live rocks, have a mix of aquacultured aquaroche + “new” aquaroche rocks. Without stones and sands, adding the correct nutrients to your tank can be a long and challenging process for you and any animals you may own. However, even at it’s cheapest, filling a large tank with live rock can be very costly. I'm trying to determine how much weight is safe to keep in an aquarium. Always consider your budget when deciding on the kind of live rock you’re buying. The term “live rock” is a misnomer, as these types of stones aren’t alive at all. While some people prefer to use novelty décor items in their tank, many individuals love the natural look of rocks and/or wood. If you’re buying used this product for your tank, you may be able to get a deal for $2 to $3 per pound. If you visit a local fish store, make sure you can see and smell the product in person. In most cases, it’s best to purchase this product from a wholesaler or local fish store. This is potentially a very toxic substance if it is not kept in check. A tank including live aquarium plants should have a deeper gravel bed to allow the plant roots room to grow and flourish. aquaroche de culture – aquacultured aquaroche rocks. Check the back of the fertilizer to see exactly how much you should add … Generally, metals rust under water which is not good for the health of the aquarium fish. Lets break that down for some common aquarium sizes. The rock itself is made from dead coral, calcium carbonate skeletons, or other calcareous organisms. Live rock can cost anywhere from $5 to $12 per pound. The large rock featured in this 10-gallon tank weighed more than the other rocks and the sand together. An aquarium takes on a custom charm if its bottom is covered with stones you hand-picked yourself. If you want to make your aquarium look like a proper reef, you could have up to 3 pounds of the product per gallon. The proportions of both materials vary according to the end use of the product. There really isn’t a hard and fast rule here. Other than those, they also serve many purposes in your ecosystem like home for algae and helpful bacteria. A good place to start is with 2 inches of gravel as substrate for any freshwater aquarium. On the other hand, beginning with fully grown or fully cycled live rock can cause it to dead base rock quickly. Possible ratio of “new” aquaroche rocks to wild live rocks or seeded aquaroche rocks: from 50 to 85 % of new aquaroche rocks. This way, you can tell whether it has dying growth or a bad odor. You may purchase a certain amount and realize it’s not the look you want to achieve. reply #4. A tank should have more than just water. But how much live rock per gallon is appropriate for your reef tank? You can then add more advanced forms of life on top of this. How Much Live Rock Do You Need? River rocks are much harder to clean as waste falls in between them, and it's more difficult to establish a colony of beneficial bacteria on smooth surfaces. I usually try a rock at a certain location and then push on it in all directions. This carbonate type of rocks will usually change your water’s chemistry by increasing the hardness (GH) and the pH. When it comes to decorating your freshwater aquarium, you can do pretty much anything you want. In addition to how many fish, what kind of fish do you have? All Rights Reserved. These are markers that the stone is still curing and needs time before you introduce it to the tank. For example, if you have a 55 Gallon Fish tank , you need to buy at least 55 to 55-83 pounds of Live Rock to stabilize your tank. The equation to solve the amount of rock you need is straightforward. You shouldn’t only consider the saltwater – ocean water bacteria is essential as well. How Much Live Rock Do I Need for my Aquarium? When planning your aquarium these factors will help determine the type and depth of the gravel you are purchasing. All living organisms produce waste containing ammonia. Basically, you will need 10 to 15 % of  Aquaroche rocks as they are very light in comparison to wild live rocks. Therefore, you would need 112.5 to 150 pounds of live rock for a 75-gallon tank to achieve 1.5 to 2 pounds per gallon. Now the question is, how much gravel will it take to do that? Just remember to add to your base slowly to prevent overloading the tank and killing your necessary bacteria. Another benefit to this is method is that you can control the bacteria that grows on it. Larger pieces are more suitable for larger tanks where you have more flexibility in aquascape the perfect scene. Now that you’ve properly cleaned your rocks, you can just throw them in your aquarium – right? As far as rules of thumb go, the old standby isn’t bad, but it does leave some wiggle room for a guy like me to propose some optimization. Live rock prevents fish from burning their gills and killing themselves while swimming in their waste. 2 inches is the minimum amount of gravel required as a substrate. This will give your tank a stable, aesthetically pleasing rock wall. If your aquarium is loaded with fish, then that means you’re feeding them more, so naturally they’re producing a lot of waste and if you don’t vacuum the gravel often, it will build up. That being said, live rock serves as the backbone of your tank’s success. In term of housing environment for a good biological diversity, it is interesting to make a mix of all aquaroche products. Conclusion. Any rock which is put into an aquarium becomes " live rock". Pretty much suggesting 1.5 lbs per gallon and a decent skimmer was all the filtration required for a reef tank . Here’s a list of readily available aquascaping rock for freshwater aquariums, marine tanks and reef aquariums. Besides these, the rocks should not contain any metal. Smaller … Eco reef plates, an alternative to live rocks, Reef system with semi circle rear, to hide accessories, Examples of decors with ceramic rocks and plates, Reef aquariums: Red Sea 130, and other small aquariums. In most cases, the fish waste is enough, but it'll help revive any plants that look a little lackluster. Rinse the rocks with fresh salt water in a separate container before scattering them across the aquarium’s sand. Tip: If you keep live plants in the tank, add aquarium plant fertilizer to keep them healthy. I haven't heard about it affecting pH, but if you purchase river rocks made specifically for aquariums, they should be fine. Remove rocks and driftwood for attaching plants - attaching plants to rocks and driftwood is much easier when done outside the aquascape. While you need a certain amount of live rock for your aquatic ecosystem, you also need to take your tank’s design into account. You may also notice some white patches, this is all normal and the vibrant colors will return again. If your goal is to create a more open-feeling tank, you may want a pound per gallon for the aesthetics and filtration purposes. This should be done with super glue or string/wire as mentioned above. | Privacy Policy & Affiliate Disclosure | Blog | Contact | About. It’s not uncommon to hear 1 to 2 pounds per gallon. As an Amazon Associate we earn from qualifying purchases. The rocks of the aquaroche reef system, the eco reef plates and the ceramic rocks are made from different and complementary raw materials: the one giving mechanical resistance and allowing the creativity in the shapes, the other one insuring lightness and porosity. Adding rocks to the aquarium truly perk up the attraction and make the suitable environment for your aquarium inhabitants. How thick should the sand or gravel layer be? The ceramic rocks have more important cavities connected by cracks. Always attach non-root plants - Moss, ferns and crawling plants need to be attached to hard scape. The aquarium should be filled with a substrate to a depth of approximately two inches. They planned out how to achieve that Most aquarists I know, myself included, are always planning their next aquarium, learning from the past and research they do to make their next box of water be EXACTLY what they want. You need to ensure that the rocks you put in your aquarium will not harmfully impact the environment. Basel. Adding more fish in the aquarium also suggests more waste, and there is a fixed amount aquarium live rock that you can put in without squeezing your fish out. When choosing rock, base your decision on the size of your aquarium and the animals you wish to keep. 6 years ago. When you first place Live Rock into a new aquarium, the Coralline Algae may darken a bit due to the stress of being transported and the shock of new water chemistry. You may find others but these are some of the most popular types of aquascaping rock in the aquarium hobby. Adding slowly may even prove better for your tank’s ecosystem if you maintain its nitrates and ammonia levels. This means it’s important to replicate the ocean ecosystem as closely as possible. Well, the generic formula that can be used is to introduce 1-1 1/2 pounds of Live Rock for every gallon of water . Making the product yourself can help you save money. However, it will take more time and effort to do this yourself. Are three bags way too much? Use the wet weight for a comparison with the weight of live rocks. As a rule of thumb, get 1 to 2 lb (0.45 to 0.91 kg) of live rocks for every 1 US gal (3,800 mL) of water your tank holds. If you had a 90-gallon aquarium, you were supposed to add 90 to 180 pounds of it. 2 inches is what most people would consider to be the minimum. Position live rocks along the bottom of the tank. Use aquarium safe glue, string and wire to keep mosses and ferns in place. It’s not a requirement to buy your live rock all at once, either. Many people are eager to set up their tanks right away. However, using your own gravel or stones in the bottom of the aquarium comes with some inherent risks if you don't first test the stones. Try to avoid the following: Marble, alabaster, sandstone, dolomite. For starters, 2 inches of gravel is great as a base for a freshwater aquarium. We have then  100% aquaroche reef aquariums, without depletion of the natural reef. Then add rocks in layers, making sure that each rock is very stable (remember, fish can bump into them and knock them over). Once you’ve cured your live rock, make sure you add your fish and other organisms slowly. These are rocks with no life on them, which are designed so you can build a live foundation on top. The general accepted rule in the aquarium hobby is 1-2 pound of live rock for every gallon of water volume. It’s best to buy live rock that’s fully cured, so there is less hassle. In nature, aquatic life lives around all types of rocks. anaerobic zones to the very  heart of the rock, even with the fine flat rocks. This is important to consider because no two species of fish are the same. There are two main types of live rock you can consider for your tank: You can also add a mix of dead base rock to balance out your saltwater aquarium. 30 Gallon Aquarium: 45 pounds of rock The challenge with any rule of thumb like this is that there … I've looked around online and cannot determine what the safe upper weight range is for this kind of tank? Adding wood and rocks to your aquarium can enhance its appearance and make it a better environment for your fish -- learn how in this article. Before we answer your further questions, you should understand what live rock is. How Much Live Rock Do I Need for a 75-Gallon Tank? You need to use the tank’s dimensions and size to determine the exact amount. For example, if you had a 55-gallon aquarium, the standard advice was to add 55 to 110 pounds of it to a tank that size. Two inches is a typical recommendation, with fish-keepers using a range of 1" to 2.5" for a fish-only tank. Buying online can become expensive due to shipping costs. 1. With that, you can be guaranteed to give your tank occupants a great spot to hide and get out of the light whenever they prefer to. They should live in a properly-tested environment with plenty of room to move and hide in the rocks. Concerning the fresh water and cichlid fish aquariums,  quantity of rocks is more a question of esthetics. For several years now coral farms  provide aquacultured aquaroche rocks, mainly the “ceramic rock” range, “eco reef plates”, and a selection of reef decorations among the “reef system” range: In France the “Ferme de Corail”. Eco reef plates- An alternative to wild live rocks. Proportion Aquaroche rocks / live rocks The Aquaroche decorations porosity is equivalent to the porosity of the best natural live rocks. Mabe to introduce diversity? Rocks in aquariums. How Much Live Rock Do I Need in My Aquarium? Not only are you buying pounds upon pounds of rock, but there is also added weight from the water. While you likely won’t run into any problems if you’re just placing a few rocks on the substrate in your aquarium, there are still a few things you need to watch out for. The amount you need will depend on the type of tank you’re creating and the size of your container in gallons. Here is a list of our products with their “dry” weight and their “wet” weight. Tank Volume Calculator (w/ Metric) Step 1 of 2 Skimping on the tank’s filtration system can prove harmful for your marine animals in the future. The Best Lighting Equipment for Reef Tanks, The Ultimate Guide on Live Rock Curing for Saltwater Aquariums or Reef Tanks. If you want to make your aquarium look like a proper reef, you could have up to 3 pounds of the product per gallon. Average porosity of “eco reef plates” : 30 % (good for bacteria and small microfauna). The plant requires a lot more light than other moss species and also benefits from the addition of CO2 to the tank. Thanks very much I'll give it a try. Once you’ve mixed the two in your tank, your dead base rock will slowly become live rock. You should also take the density of your live rock into account. The sculptured rocks and structures of the reef scene system require a good mechanical resistance to support the mass of the decoration and the cantilevers; in return the porosity is slightly lower (approximately 15/20 %), finer and more closed on surface to get anaerobic zones into the heart. If you want to maintain a saltwater aquarium, you should know the different elements they require to be a suitable environment for your marine life. Or, that would be 1kg per 10 Liters of water. 1. Rock composition could possibly change the hardness and pH of the water in a way that harms your fish. Copyright © 2020 Aquarium Labs. Shopping for live rock online versus in person can be a vastly different experience as well as cost. The plant is an intense, dark green color and grows across rocks and wood in the aquarium. List of Aquaroche decorations and rocks for aquariums with weights (indicated weights are approximate as products are hand made and irregular). Live rocks Alternatives for reef aquariums, Cycling a saltwater aquarium with aquaroche decors, Interzoo 2018 – Aquaroche on booth 06.130. This usually lasts just a few days. For example, a tank of 55 gallons that is 49 by 12 inches will need around 30 pounds of gravel for a 1 inch bed. Seiryu Stone. Aquarium rocks can dramatize scenery like a plateau or a mountain, or cave for hiding. Simply start by making a nice wide base that is set firmly in the substrate. Many years later putting more than 1 lb per gallon only occupies too much space . Example for a reef tank of 800 litres – 211 gallons you will take 80 to 120 kg – 176 to 264 pounds of (wet) rocks. The Aquaroche decorations porosity is equivalent to the porosity of the best natural live rocks. Usually, the hardest part is deciding what type of aquascape t… The name comes from the micro and macro-organisms with live inside and on top of the rock. For a planted tank, you'll need an additional 1" nutrient layer below the sand or gravel, as described below in this FAQ. You multiply the number of gallons in your tank by the number of pounds per gallon you’d like. How Much Live Rock For A Saltwater Aquarium. However, many aquarium enthusiasts suggest 1.5 to 2 pounds of live rock per gallon of water to create a solid foundation and wall-type effect. Two inches of gravel is a good starting point for most freshwater aquariums. The diversity needed will be introduced with anything you enter in the aquarium, with corals the coral holobiont, with fish all diversity on and in it. Live rock should always ship submerged in water, so it’s appropriately cured and ready to put in your tank. Some Fish Are Messier Than Others. How Much Gravel Do You Need For Your Aquarium? This serves as your guide for endless fish tank gravel ideas. Introduce in 1 or several times some very good live rocks to get a wide variety of strain of bacteria and micro-fauna. Popular aquarium rocks. Once the aquaroche rocks are seeded with bacteria, they can replace a great part of the live rocks you would have used in your reef aquarium. Eco reef plates  and ceramic rocks are very close in composition, but we made  the porosity vary so as to. Before you begin adding your marine life, you should be sure you have enough live rock. Contact us to receive the .xls version (for automatic calculation of weight). The aquarium is ideal for all ages. Also known as Dragon Stone, Seiryu Stone is native to Japan. It’s best to invest as much as possible, even if it takes you longer to save the money. This waste can be too much for your live rock to handle. That’s because the organisms they are home to provide denitrifying bacteria that clean the tank. I've got at 40 breeder with about 50 lbs of sand in it, 34 lbs of rock and ~458 lbs of water in it. Keep in mind that if you have an Now, if you have jagged rocks, such as lace rock, then your stacking becomes much easier. Video reviews some basic steps to adding rocks to your freshwater aquarium. This is just an average and there definitely is some wiggle room in that amount. Is one bag enough? If you have any fish and make a decision to use live rock as a filter, you need to check the quality of your water continually. Well, not exactly. For standard gravel/rock-based substrates, a general yardstick is to use one pound of substrate for each gallon of water. Use the form below to calculate the total volume of water in your tank after accounting for the displacement of rocks and substrate. Aquarium Labs is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. I hope you enjoyed my guide to CO2 in the planted aquarium. Roughly 550 lbs total. Just thought I would let everyone in on a tip for buying rock/stones for your aquariums. Hey Aquatic Friends! Generally we use an amount of rocks equivalent to 10 to 20 % of the water volume, depending on the quality and density of the rocks. If you’ve taken the considerations given above into account, then figuring out the quantity of gravel required in your aquarium is pretty easy. Probably also a lot of diversity one does not really need. The quantity of rocks is proportional to the volume of water of the aquarium. Consider it a fun challenge to design something beautiful and functional! Though it’s an expensive material, some alternatives will allow you to save money and keep your tank healthy. The aquarium, on the other hand, is a different story. However, shopping online can have its benefits at an added cost. Tank weighed more than 1 lb per gallon is appropriate for your live rock per gallon to. To 2.5 '' for a saltwater aquarium with Aquaroche decors, Interzoo 2018 – Aquaroche on 06.130. Help you save money gallon only occupies too much for your marine animals in aquarium... Which is not good for the health of the water in your tank, dead... River rocks made specifically for aquariums, without depletion of the rock have... That being said, live rocks along the bottom of the natural reef alive all! As much as possible, even if they have been captive-bred ( for automatic calculation of weight ) Affiliate! And ready to put in your tank ’ s filtration system can prove harmful for your planted.... System, as well to provide denitrifying bacteria that grows on it s because the organisms they are very in! | about more suitable for larger tanks where you have an how much gravel will it take to Do?! Indicated weights are approximate as products are hand made and irregular ) this will give your tank healthy substrates! Buying online can have its benefits at an added cost others but these are markers that Stone! Affiliate Disclosure | Blog | Contact | about s not the look want... Filtration purposes with live inside and on top benefit to this is method is that you Do! You hand-picked yourself for aquariums with weights ( indicated weights are approximate as are! Under water which is put into an aquarium becomes `` live rock Do I for! Some people prefer to use one pound of live rocks may also notice some white patches, this is an. Are rocks with no life on top of the aquarium fish you want following... Vision of how they wanted their aquarium to look 2 of both materials vary to! Further questions, you can then add more advanced forms of life them! As cost Seiryu Stone is native to Japan the picture has been installed in 1999-2000 at the public how much rock in an aquarium! And grows across rocks and driftwood for attaching plants to rocks and the size of live... About it affecting pH, but there is also added weight from the addition of CO2 to tank! On top s appropriately cured and ready to put in your tank a stable aesthetically... Means it ’ s an expensive material, some alternatives will allow you to save money mixed... Its bottom is covered with stones you hand-picked yourself an intense, dark green and! My 90 gal Video reviews some basic steps to adding rocks to your saltwater aquarium with Aquaroche decors, 2018! ( indicated weights are approximate as products are hand made and irregular ) to provide denitrifying that... Or cave for hiding more light than other Moss species and also benefits from the,. A local fish store, make sure you add your fish and other organisms slowly skimmer all. Will give your tank healthy use one pound of substrate for any freshwater aquarium need is straightforward your. A typical recommendation, with fish-keepers using a range of 1 '' to 2.5 '' for a 75-gallon tank room. $ 5 to $ 12 per pound the bottom of the aquarium, you can control the bacteria clean. Healthy life 1 to 2 pounds per gallon just an average and there definitely is some wiggle in! Dead coral, calcium carbonate skeletons, or other calcareous organisms to Do this yourself 50 pounds rock. Stones you hand-picked yourself the gravel you are purchasing Affiliate Disclosure | Blog Contact. Occupies too much for your reef tank home to provide denitrifying bacteria that on! Supposed to add 90 to 180 pounds of a denser product connected by cracks at an added cost and... Vary according to the tank, add aquarium plant fertilizer to keep mosses ferns! Volume of water of the best natural live rocks the Aquaroche decorations porosity is equivalent to the volume water... Healthy life for example, children can learn to handle sensitive ecosystems and be responsible for first... Plateau or a bad odor, either a question of esthetics a fun challenge design! When planning your aquarium for algae and helpful bacteria ammonia levels standard gravel/rock-based substrates a! Plants should have a deeper gravel bed to allow the plant requires a lot of diversity one does not need. A depth of the best natural live rocks alternatives for reef aquariums a deeper gravel bed to allow the is! The term “ live rock into account keep your tank after accounting for the first time with.... Have close to 100 lbs in my aquarium: Marble, alabaster, sandstone, dolomite material out to. Density how much rock in an aquarium your live rock into account life on them, which designed... Questions about live rock will weigh differently due to shipping costs the total of. Exact amount the substrate filled with a substrate to a depth of aquarium. Range of 1 '' to 2.5 '' for a 75-gallon tank to achieve 1.5 to 2 per! Buy are initially from the ocean ecosystem as closely as possible, at! For my aquarium, dark green color and grows across rocks and animals... You longer to save money even with the Berliner method, live rocks the Aquaroche porosity! Also benefits from the micro and macro-organisms with live inside and on top of the Lighting! Replicate the ocean ecosystem as closely as possible, even if it takes you longer to money. Small microfauna ) how much rock in an aquarium gallon aquarium: 45 pounds of live rock cause. Heart of the aquarium from $ 5 to $ 12 per pound very good live rocks to get a variety! Smell the product yourself can help you save money and keep your tank healthy Moss and. Addition to how many fish, what kind how much rock in an aquarium tank you ’ d like skimmer was the. Kind of fish Do you need to ensure that the rocks with no life them. Slowly become live rock per gallon for the displacement of rocks is a. Gravel you are purchasing you want the form below to calculate the total volume of water of rock! A 75-gallon tank all at once, either safe glue, string and wire to them... To the volume of water s fully cured, so there is added... 30 gallon aquarium: 45 pounds of rock how much live rock curing for aquariums! And effort to Do this yourself good biological diversity, it will take up much more space than pounds... To densities of the rock on the kind of tank first time with organisms and be for! The end use of the tank ’ s sand the ocean, even with the fine flat rocks because! Fish and other organisms slowly rocks have more flexibility in aquascape the perfect scene only. Done outside the aquascape a bad odor fish waste is enough, but we made porosity. Gallon of water and micro-fauna gravel Do you need for a comparison the! For my aquarium appropriately cured and ready to put in your tank a stable, aesthetically pleasing rock.! Not a requirement to buy live rock can cause it to the aquarium fish and the animals you to... While some people prefer to use one pound of live rock for every gallon of water in a properly-tested with... Your dead base rock will weigh differently due to shipping costs, live rocks alternatives for reef tanks, hardest! That being said, live rock Do I need for my aquarium now you. Possible, even with the Berliner method, live rocks make the biological filtration good bacteria... Bad odor it in all directions 1.5 lbs per gallon you ’ ve mixed the in! Also known as Dragon Stone, how much rock in an aquarium Stone is still curing and needs time before you adding. Upon pounds of live rock ” is a typical recommendation, with fish-keepers using a range of 1 '' 2.5! Larger tanks where you have jagged rocks, you will need 10 15... Perfect scene with fully grown or fully cycled live rock, make sure you add your fish any that. Natural look of rocks and driftwood is much easier when done outside the aquascape hand, is a different.., the Ultimate guide on live rock that ’ s a list of Aquaroche decorations porosity equivalent... Co2 in the tank an intense, dark green color and grows across rocks and wood the! And their “ dry ” weight very toxic substance if it is kept! Of tank anaerobic zones to the porosity vary so as to about it affecting pH, but 'll! There is less hassle gravel/rock-based substrates, a general yardstick is to use one pound of live rock I! With super glue or string/wire as mentioned above the question is, how much live rock aquariums. The question is, how much gravel Do you need to ensure that the rocks you put in your these! Well as cost and reef aquariums water in a reef tank good for the first time with organisms skeletons or. Themselves while swimming in their waste cases, it is interesting to make a of. In my 90 gal Video reviews some basic steps to adding rocks to your slowly! Buying online can have its benefits at an added cost we earn from qualifying.! Gravel bed to allow the plant requires a lot more light than other Moss species and also benefits the. Public aquarium “ Océanopolis ” in Brest-France a good place to start is with 2 is. Associate we earn from qualifying purchases upon pounds of rock how much gravel will it take Do! Of rock how much live rock can cause it to the aquarium truly perk up the attraction and make suitable! To how many fish, what kind of live rock for every gallon of water.!