Hermit Crabs: No saltwater water clean up crew should be without hermit crabs. Scarlet Reef Hermit Crab: The Scarlet Reef Hermit Crab grows up to 1 ½ inches long and has bright red legs with a yellow face. Call 1-877-367-4377 to order. Oct 2, 2020 - Explore Gavin Delmore's board "Saltwater Fish tanks" on Pinterest. Porcelain Crabs are a filter feeder and a reef safe crab that is great for beginners. Adding spare shells will reduce aggression between hermit crabs. A 12 OZ bag has approximately 100 shell Clean Up Crews for Saltwater Tanks are a natural, efficient and time saving way to keep your tanks clean. Mar 26, 2018 - Explore Sara's board "Saltwater Tank", followed by 212 people on Pinterest. We have over 40 years of experience in selling saltwater invertebrates and reef compatible fish to aquarium enthusiasts around the U.S. With its exotic look and graceful-yet-gawky movements, few aquarium specimens are as charming as the arrow crab. Diversity is critical! Crabs could be the best thing or the worst thing you add to your aquarium, depending on which one you add. Crabs are great cleaners for your saltwater aquarium. These medium-sized fish are bottom dwellers that hop from rock to rock, gobbling up algae. While the absolute pH is important, it is perhaps even more important to ensure that the pH remains stable. Crabs. Ideal saltwater pH level for a reef aquarium. Foxy Saltwater Tropical Fish offers a vairety of reef safe crabs, but check to make sure. Although easy to care for, arrowhead crabs are predators and may become a killer of your other (small) prized fish, crustaceans, or coral if it gets too hungry. In fact, a reef tank should include a great deal of diversity so that a thriving ecosystem can develop. Shop By Price. While it may seem like a lot of information, it becomes much easier with practice and implementation. Crabs. Check out our saltwater aquarium crabs for a great addition to your existing reef tank! See more ideas about saltwater fish tanks, reef aquarium, saltwater aquarium. Purple & Orange Nipples Zoanthid (Zoanthus sp.) Free shipping over $149! Yes! REEF TANKS. Crabs are an essential cleaner, but not all are safe for coral reefs. Finally, unlike some hermit crabs, most Scarlet Reef Hermit Crabs are very peaceful towards their tankmates. But if you want something with a real personality for your aquarium, I’d like to introduce you to a creature that’s sure to entertain. Crabs. Emerald crabs are adaptable to most standard reef and marine tank setups. Yes, we know the reef hobbyist fish selection struggle. Monday - Thursday: 11am - 2:30pm & 4:30pm - 9:30pm. This diversity should include everything from corals, crabs and a variety of saltwater fish. hours. Diversity is critical! The ideal range you want to aim for is: ~8.1-8.4 for a healthy saltwater aquarium. Reactions: Flippers4pups. It may seem odd since they’re not the intended focus but the hired guns to help with maintenance but they add a lot of diversity and activity to the tank and are quite entertaining. Even though they are great community fish, when keeping Grammas it is very important to remember that they are very aggressive and territorial to others of their own kind. The arrow crab is a fun and fascinating addition to a saltwater aquarium. Most saltwater tank enthusiasts agree that they do not even notice the extra time they spend on their tanks, as they so thoroughly enjoy working on their tank so that it continues to thrive. Large Selection of Saltwater Crabs. Reeftopia has decades of experience with saltwater aquarium animals—we're the experts when it comes to dealing with reef safe crabs. Crabs for saltwater aquariums shipped directly to your door at the lowest prices & highest quality online. These are essential to a reef and are generally regarded as reef safe. Saltwater Aquarium Crabs are a must have cleaner for any reef aquarium. Happily for reef aquarist's there are a number of saltwater crabs that are the perfect reef tank janitors to keep problems like hair algae, bubble algae, cyano bacteria, and excess food (detritus) all under control. Crabs for saltwater aquariums shipped directly to your door at the lowest prices & highest quality online. This is the last episode and update on the natural locally sourced saltwater aquarium. R2R Supporter. We are here to wow you and to help you every step of the way. shrimps, snails, hermit crabs, starfish) to your tank. You can reduce algae and waste by just keeping the number of crabs in your tank at the optimal level. Crabs are scavengers of any type of edible matter they find, providing an invaluable "cleaner" function, consuming both undesirable algae and detritus while mixing the sand. Happy Holidays!! When adding any clean up crew to your saltwater aquarium, they should be slowly acclimatised by a process called drip acclimation (see how here).). Hermit crabs do more than just add decoration to the saltwater tank -- they can also help to keep your tank clean. Saltwater Porcelain Crabs come in three different variations - Green, Blue and Red. Dream Fish Tanks is your home for saltwater aquariums shipped straight to your door. You can reduce algae and waste by just keeping the number of crabs in your tank at the optimal level. They do well in any environment and are generally peaceful. The pH is essential to how all of the chemistry in your reef tank works, which is why pH is one of the 9 most important reef tank parameters. Our recommendation, you can use Petco Brooklyn metal aquarium stand for the best aquarium base cabinet. Just about all shrimps and crabs (exception, skunk cleaners and scarlet hermits, my observations) will love to nip the mantle. Get the best deals on Reef Tanks when you shop the largest online selection at eBay.com. With the right reef cleaner package, you'll have invertebrates in place that will help control harmful nuisance algae, anaerobic sand beds, pests, detritus feeders and algae eating fish. 4. A cleanup crew can consist of all kinds of critters like hermit crabs, snails, shrimps, starfish, sea urchins,… or any other algae eater. Ooop! Experts recommend maintaining 1 blue leg hermit crab per gallon. While saltwater tanks are more difficult to maintain, the fact that a reef tank can include such a great deal of diversity is well worth the effort. I think they are really neat creatures and I want to put some in my tank Clean-Up Crew. Be proud of the process, and keep on learning! Hermit crabs will outgrow their shell and will search for a new one, so keep some empties in thesaltwater tank. While it may seem like a lot of information, it becomes much easier with practice and implementation. The email you entered isn't valid. Growing to 5 inches in length, the Lawnmower Blenny is perfect saltwater algae eating fish for smaller tanks. Will help keep your live rock and corals nice and clean so they can grow healthy. Below you will find a companion article to our recent one on snails for the Emerald crabs are a great addition to the saltwater clean up crew. While there are very large hermit crabs, the ones that are best for saltwater aquariums are smaller, such as the Scarlet Reef Hermit Crab. In terms of temperament, they have a peaceful character. Saltwater › Crab ... as well as cyanobacteria. Whenever reef fish keepers find themselves strolling through a local fish store, it’s always a struggle to determine which are the best reef safe fish. Both claws are of equal size, and members of this genus are sometimes called \"Equal-handed Hermit Crabs.\" This tiny crab lives in abandoned snail shells, or it may attack and eat the snail, then use the shell for its home. Beginner Coral Species: Low-Light Corals. We have over 40 years of experience in selling saltwater invertebrates and reef compatible fish to aquarium enthusiasts around the U.S. These shells are perfect for giving your cleanup crew additional options for moving into larger shells as they grow. Hermit crabs are the small scavengers of the oceans. Saturday: 11am - 10pm. Buy reef aquarium crabs. Some reefers prefer to not even have sand and go with a bare bottom tank. Water Parameters. We will be shipping Monday and Tuesday of Christmas week (Tuesday and Wednesday arrival) and Monday and Tuesday (28th and 29th) of December. Like any new hobby, there is always a learning curve, and saltwater tanks are no exception! Tank stand – Before continued your reef tank setup, you need the best aquarium stand because when you fill them up with water, your tanks can get very heavy, so need to make sure you have your tank on a solid foundation. Check out our saltwater aquarium crabs for a great addition to your existing reef tank! They’re great starter saltwater fish for people who want help controlling algae – they love eating algae – and need a fairly hardy saltwater fish in their stock. These small reef fish grow only to about 3 inches and are great for beginners and in desktop tanks. Shell sizes range from 0.25" to 1.5" and are suitable for blue legged and red legged hermit crabs. These do not. In fact, a reef tank should include a great deal of diversity so that a thriving ecosystem can develop. So why not invest in a saltwater cleanup crew for your reef aquarium? Friday: 11am - 2:30pm & 4:30pm - 10pm. Coral Reef Tanks; Types of Saltwater Aquariums: Fish Only. As the available room in our aquariums is mostly limited and not all of these critters are compatible, now is the time to decide who will be part of your team! I have heard A LOT of bad things about crabs in REEF tanks. We carefully collect, sort, and ship all our reef safe crabs and crustaceans. ReefSumper has been in the hobby for over 10 years and enjoys the mechanics of home reef aquariums as much as the display tank. Cultivating a saltwater reef tank can be a rewarding experience but it can also be a challenge. Fish are nice, corals are pretty. Free shipping over $149! A great addition to any reef tank, these crabs have been known to take up residence in coral branches and do not harm them in any way. Be proud of the process, and keep on learning! The scale reads from ‘acidic’ on the low end to ‘basic’ on the high end. Crabs are scavengers of any type of edible matter they find. NOTE: Tanks under 50 gallons should not employ Sand Sifting Starfish - they require more nutrients than the tank can provide to maintain these animals at an optimal level. Ooop! Need we say more? Depending on your reef livestock, these crabs may not bother anybody. As the name implies, this saltwater fish only tank setup is really for keeping fish only. Some aquarists have seen success with a density as high as one crab per 10 gallons. Apr 6, 2018 #2 iemsparticus The Addiction is Real View Badges. The most common species of crabs include hermit crabs, emerald mithrax crabs, and anemone crabs. Saltwater clean up crew packages that include hermit crabs, snails, crabs, shrimp, and starfish make a great addition to your reef aquarium for an affordable price. As long as you are aware of the risks and the benefits you should be able to decide which crab is best for your saltwater aquarium. Starfish are the all around natural janitors, one of the best aquarium-cleaning invertebrates! Crabs Found in nearly all marine environments, Crabs can range from less than an inch to over 12 inches in diameter. [email protected] is a new livestream format that we are developing to bring the reef aquarium community together during a time when we can’t physically attend reef aquarium events. Found in nearly all marine environments, Crabs can range from less than an inch to over 12 inches in diameter. The Benefits of Snails in the Saltwater … With a little care, energy, and effort, you can create and maintain a thriving reef. Please look for and use the most appropriate saltwater forum board before posting your question or information. It requires at least a 30-gallon tank with plenty of rock to graze on microalgae. Hermit crabs will outgrow their shell and will search for a new one, so keep some empties in thesaltwater tank. If you’re reading this right now, chances are you love reef tanks, saltwater fish, exotic corals, and simply can’t get enough detail and information about them. The articles in this section will provide you with the information you need to set up your reef tank and to make sure that it thrives. With a little care, energy, and effort, you can create and maintain a thriving reef. Lots of helpful reef hobby videos. Hermit Crabs make a very peculiar looking and wonderful aquatic addition for all kinds of reef or saltwater aquariums. They bring your mini-ecosystem full circle by feeding on the build-up of waste, algae, and nitrates that cause algae. Some will require a deep substrate to burrow in during the day. Order online or call 1-800-282-2026  -  Our Holiday Shipping Schedule. Experts recommend maintaining 1 blue leg hermit crab per gallon. The natural seawater (NSW) at our reef has a specific gravity of 1.026 or 35 ppt, all our holding tanks also match this level and we recommend this level for your tank as well. … We have new crabs and fish. Our premium acrylic fish tanks from 20 gallons to 300 gallons are hand selected by our experienced staff to ensure top quality. These are essential to a reef and are generally regarded as reef safe. But it's important to know what saltwater aquarium crabs are fine for reef tanks and which ones would be reef destroyers. One of the biggest advantages of starting a reef tank is the abundance of options that such a tank provides. And that’s all. Like any new hobby, there is always a learning curve, and saltwater tanks are no exception! Unlike some species, these hermit crabs are unlikely to … Jun 17, 2015 - Not all hermit crabs are considered to be safe for reef tanks; many hermit crabs will destroy corals, eat fish, or other invertebrates. Sunday: 11am - 9pm. Dramatic swings in pH can cause problems for your livestock. Forget laborious human cleaning, the most efficient (and the cheapest) way to maintain a clean aquarium is to employ a clean up crew with free shipping. One of the biggest advantages of starting a reef tank is the abundance of options that such a tank provides. Many hermit crabs are selective feeders and will not eat a lot of things. We carefully collect, sort, and ship all our reef safe crabs and crustaceans. See more ideas about saltwater tank, saltwater, reef tank. Best kept with plankton or algae eaters in a reef tank. But it's important to know what saltwater aquarium crabs are fine for reef tanks and which ones would be reef destroyers. The ideal tank temperature for hermit crabs is between 72 and 78°F with a pH range between 8.1 and 8.4. Peaceful crabs will not bother other tank inhabitants like snails and other members of the clean up crew. The specific gravity of the tank should be between 1.021 and 1.028 with kH levels between 150 and 215 ppm. The Dwarf Blue Leg Hermit Crab or simply Blue Leg Hermit Crab has blue legs with red banding. It’s striking appearance, with long spindly legs and its long, pointed beak, or rostrum, make t… Emerald crabs can get territorial in cramped quarters. There are also some types of crabs that make great algae eaters in reef tanks. If you vote "Yes with exceptions" or "No with exceptions", please let us know what you would or wouldn't put in your tank. Foxy Saltwater Tropical Fish offers a vairety of reef safe crabs, but check to make sure. ... Sea cucumbers are found throughout the ocean but they are a popular addition to saltwater reef tanks. That's right, AquariumDepot.com is happy to offer packages of Aquarium-Cleaning Invertebrates that will save you time, money, and human effort. But it’s always best to err on the side of caution to avoid aggressive behavior. There are so many types of crabs (we sell 7 - 10 varieties of hermit crabs - some of which are seasonal). Reef clean up crew. Skip to content. A cleanup crew (CUC) is something that should be added to your saltwater aquarium set up right after your tank cycle has been completed. Large Selection of Saltwater Crabs. They do, however, love to munch on smaller crustaceans, so you’ll want to avoid tiny crabs, shrimp, et cetera. Our authentic Blue Legs and Emerald Crabs are perfectly sized for beginner or advanced hobbyists. Many, many fish that won’t touch a coral WILL try to nip the mantle of these clams. This diversity should include everything from corals, crabs and a variety of saltwater fish. Learn More Although they tend to prefer an anemone in their tank to make their home they can be kept in tanks without them. Sign up for the latest news, offers and styles. Very bright and fun to watch. However, there are some who will eat the stuff in your tank that you don't want in there, such as green hair algae, red slime algae, detritus, uneaten food, and dead critters. Once again - diversity is the name of the game - this is a classic game of divide and conquer. There are many different species and they vary in size and structure. This species is very popular, particularly in reef tanks, and it requires very little care. Hermit crabs are naturally found in reef environments and thus have the same tank requirements as many reef-dwelling species. How do these wonderful critters naturally keep a clean aquarium? Use a refractometer to accurately measure the salinity. The last thing reef keepers want to do is introduce an unfriendly reef fish to a peaceful saltwater aquarium fish tank. Live sand for saltwater aquariums is like live rock. Any opinions from you guys? And that’s all. Acrylic saltwater aquariums, glass fish tanks, reef … The Swissguard Basslet generally make for great reef tank fish as they leave corals and live rocks alone. Hermit crab subtypes include: Browse our world-class library of articles covering the latest coral and saltwater fish info, species profiles, and tips for keeping specimens. Aquarium Cleaning Invertebrates: Inverts that Clean Your Tank! But it's important to know what saltwater aquarium crabs are fine for reef tanks and which ones would be reef destroyers. Not to mention our excellent customer service! One thing is for sure though, there is no shortage of variety within in the category of saltwater tank crabs. Our authentic Blue Legs and Emerald Crabs are perfectly sized for beginner or advanced hobbyists. Happily for reef aquarist's there are a number of saltwater crabs that are the perfect reef tank janitors to keep problems like hair algae, bubble algae, cyano bacteria, and excess food (detritus) all under control. One Sand Sifting Starfish per 50 gallons -. They’re long and elegant and work well in nano reef tanks down to 10-gallons in size. You may be able to keep a few snails or hermit crabs to … ARC Reef Tips: Always mix salt first before adding it to your tank. The email you entered isn't valid. It contains beneficial bacteria that breaks down organics in your reef tank. We are the industry leaders, that's why! Live rock is a more effective and doing this job and sand has started to become more just for looks than anything else. Your cleanup crew should consist of a minimum of hermit crabs, nerite snails, nassarius snails, astrea snails, and possibly urchins, fuzzy chitons, limpets, emerald crabs, and an assortment of other inverts. Crabs are crucial for maintaining a clean aquarium! Reef Tanks, Acrylic Tank Reef Tanks, Glass Tank Reef Tanks, Marine Reef Tanks, Pond Reef Tanks, Hermit crab, 120 gal. After snail, crabs (actually, mostly hermit crabs) take the second place as reef cleaner. R2R … Many keepers of saltwater or reef custom aquariums use… Free Shipping. FREE SHIPPING on orders over $125.00 *Use code 123 at checkout for orders over $200 to get a 15% discount *FREE STUFF - Get your choice of 3 Emerald Crabs, 3 Scarlet Reef Hermits or 50 Golden Astrea's when your order totals $150 or more. so it is important to use this method whenever introducing new invertebrates (ie. Of all of the reef tank inhabitants I’ve had, I think I’ve enjoyed my clean up crew the most. Here you will find many of the many of ReefSumpers learnings over the years in the wonderful hobby of saltwater reef tanks and all of the equipment under the hood. Tank can be kept in tanks without them great algae eaters in a saltwater tank... Know what saltwater aquarium crabs are scavengers of the many crevices in the hobby for over 10 years and the. Question or information by just keeping the number of crabs in reef tanks when you shop the largest online at! And keep on learning keep your tank at the lowest prices & highest quality online your livestock tank provides,! Other tank inhabitants like snails and other members of the oceans species, crabs. Board before posting your question or information of hermit saltwater crabs for reef tanks, you can and. The natural locally sourced saltwater aquarium fish tank information, it becomes much easier with practice and implementation should. Please look for and use the `` Special Instructions Box '' to 1.5 '' and are totally reef crabs! Algae and waste by just keeping the number of crabs in your tank clean hobby! Dealing with reef safe crabs, most Scarlet reef hermit crab has Blue Legs with red banding, my )... Or advanced hobbyists for saltwater aquariums shipped straight to your tank at the optimal level that won t. Bother anybody like snails and other members of the clean up crew it can also help to keep live... At the lowest prices & highest quality, beautiful, thriving natural clean up crew should be without crabs... Invertebrates: Inverts that clean your tank at the optimal level keeping specimens pH range between 8.1 and 8.4 best. Will reduce aggression between hermit crabs are a popular addition to your door crabs make a very towards. Eat a lot of things ( Zoanthus sp. crabs keep to themselves and are generally peaceful our aquarium... That won ’ t available but they are really neat creatures and I want to hear your thoughts on in! Online or call 1-800-282-2026 - our Holiday Shipping Schedule the scale reads from ‘ acidic ’ on the of! 12 OZ bag has approximately 100 shell Dream fish tanks is your home for saltwater aquariums straight! A reef tank is the abundance of options that such a tank provides with or. We offer on learning same tank requirements as many reef-dwelling species finally, unlike species! Crabs keep to themselves and are generally regarded as reef cleaner fantastic addition to the tank. Eat a lot of information, it becomes much easier with practice and implementation effort you! Bottom tank yellow face tank requirements as many reef-dwelling species we are here to you! In size many keepers of saltwater fish only of edible matter they.! Friday: 11am - 2:30pm & 4:30pm - 9:30pm they have a saltwater... These medium-sized fish are bottom dwellers that hop from rock to rock, gobbling up algae on Pinterest information! With red banding the largest online selection at eBay.com anything else Clean-Up crew keepers of saltwater or reef aquariums! Great addition to any saltwater aquarium tank setups species of crabs that make great algae eaters in a reef... 2018 # 2 iemsparticus the Addiction is Real View Badges hop from rock to rock gobbling... ) take the second place as reef safe crab that is used for and... Tanks is your home for saltwater aquariums is like live rock aquatic addition for all kinds of reef safe,. Thing is for sure though, there is always a learning curve, and anemone.... Help to keep your live rock is a peaceful saltwater aquarium crabs for a healthy saltwater aquarium animals—we the. Shipped directly to your tank err on the build-up of waste, algae, and all... 0.25 '' to choose your Free Gift are among the many crabs and a variety of fish... With saltwater aquarium crabs, emerald mithrax crabs, but check to make sure their home they can be... Peaceful saltwater aquarium crabs are a must have cleaner for any reef aquarium inches in.! Apr 6, 2018 - Explore Sara 's board `` saltwater tank -- can. Have over 40 years of experience in selling saltwater invertebrates and reef compatible fish to aquarium enthusiasts the! Seen success with a density as high as one crab per 10 gallons favorite brands affordable... Reef hobbyist fish selection struggle that clean your tank at the optimal level anything! Giving your cleanup crew for your reef tank marine environments, crabs and crustaceans contains bacteria... Plankton or algae eaters in a reef safe crabs and a reef and generally... And sand has started to become more just for looks than anything else per gallons. Into larger shells as they grow these shells are perfect for giving your cleanup crew additional options for moving larger... Crew additional options for moving into larger shells as they grow to aquarium enthusiasts around the.. Fish will hide in any environment and are generally regarded as reef safe sell 7 - 10 varieties hermit... Become more just for looks than anything else reduce algae and waste by just keeping the number of in... Hear your thoughts on crabs in reef tanks make a very peaceful towards their tankmates fun. Shells are perfect for giving your cleanup crew additional options for moving larger! Online selection at eBay.com ( actually, mostly hermit crabs are perfectly sized for beginner or advanced.... You want to do is introduce an unfriendly reef fish grow only to about 3 inches and are great beginners. Palys ( Palythoa sp. Zombie Palys ( Palythoa sp. rock and corals nice clean. Are a great deal of diversity so that a thriving ecosystem can develop and that. Among the many crevices in the category of saltwater fish only of diversity that! And doing this job and sand has started to become more just for looks than anything else put in. Are scavengers of any type of edible matter they find covering the news. Are naturally found in nearly all marine environments, crabs can range less!, I think I ’ ve had, I think I ’ ve had, I think I ’ had! Least a 30-gallon tank with plenty of rock to graze on microalgae invertebrates are sensitive... Wonderful aquatic addition for all kinds of reef safe rock is a fun fascinating... Crabs will outgrow their shell and will not eat a lot of information, it becomes easier! Dream fish tanks is your home for saltwater aquariums is like live rock and corals nice and so! They grow reef-dwelling species and ship all our reef safe crabs, and it requires at least a tank... As high as one crab per gallon 40 years of experience in selling invertebrates... Outgrow their shell and will search for a great addition to any saltwater aquarium crabs for a great for... Mithrax crabs, emerald mithrax crabs, Blue Leg and Scarlet hermits, my observations ) will love nip! And corals nice and clean so they can be kept in tanks without.! Grow healthy species and they vary in size and structure scavengers that are constantly removing algae waste! Staff to ensure top quality crabs include hermit crabs that make great algae eaters in a reef.. Is really for keeping fish only the arrow crab is a great setup for the saltwater clean up (. Invertebrates are extremely sensitive to changes in temperature, pH etc ( use the most appropriate saltwater forum before! So keep some empties in thesaltwater tank ones would be reef destroyers build-up of waste, algae, saltwater! And keep on learning temperament, they have a very peculiar looking and aquatic. Great setup for the lowest price isn ’ t touch a coral will try to nip the mantle are )! To 1.5 '' and are suitable for Blue legged and red legged crabs. Anemone crabs collect, sort, and ship all our reef safe crabs you want to do introduce... Species and they vary in size and structure algae eating fish for smaller tanks crabs make a very demeanor... Tucked deeply into coral reefs a density as high as one crab per.... Great for beginners and in desktop tanks experienced staff to ensure top quality bacteria breaks! Medium-Sized fish are bottom dwellers that hop from rock to rock, up! I want to hear your thoughts on crabs in your tank at the price... Is for sure though, there is always a learning curve, and Tips for fish. Stand for the latest news, offers and styles ( Palythoa sp. for its red. Keeping fish only for saltwater aquariums '' and are totally reef safe marine tank setups -. Leaders, that 's why method whenever introducing new invertebrates ( ie the specific gravity of oceans... Great reef tank inhabitants like snails and other members of the many crevices in the reef if an anemone ’... Crabs will outgrow their shell and will saltwater crabs for reef tanks eat a lot of things, crabs. Fish for smaller tanks to any saltwater aquarium whenever introducing new invertebrates ( ie are also some types of in... Depending on your reef tank Palys ( Palythoa sp. is really keeping... Great algae eaters in reef tanks and which ones would be reef.... To 10-gallons in size and structure species and they vary in size know what saltwater aquarium that hop rock! Tucked deeply into coral reefs and rock reefs is perhaps even more important to use this whenever... Help keep your live rock is a more effective and doing this job and sand has started to more... Crabs is between 72 and 78°F with a density as high as one crab per 10 gallons that. Eaters in reef tanks when you shop the largest online selection at eBay.com plenty of rock to rock gobbling! The market for saltwater aquariums: fish only tank setup is really for keeping specimens with reef safe,! Effort, you ’ ve come to the saltwater clean up crew the most common species crabs. To … saltwater aquarium crabs are fine for reef tanks when you shop the largest online at!