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Emerald crabs are great reef safe cleaner crabs. Emerald Crab Mithrax sculptus COMMON NAME: Emerald Crab SCIENTIFIC NAME: Mithrax sculptus SIZE AVAILABLE: ~1.5-2 inches MINIMUM TANK SIZE: 1 per 25 gallons FOOD/DIET: Omnivore CARE LEVEL: Moderately easy REEF SAFE: Considered safe, may be aggressive AVAILABILITY: Most always available - 99% *Easy to care for and considered reef safe. Also, Aiptasia anemones may eat a Berghia nudibranch if it is accidentally dropped … Crabs are famous for being algae lovers, with the blue leg hermit crab another one who just wants to munch on the green stuff. The appearance of the Emerald Crab is a characteristic flat shiny Emerald Green shell and hairy legs, the Emerald Crab also has cupped claws that allow it to easily pull algae from rocks and other surfaces. They are most often used to control hair and bubble algae, being one of the few animals that will eat bubble algae. The crabs have not bothered any of the fish, although my foxface appears to be killing crabs. Emerald crabs are excellent aquarium scavengers and algae eaters. Anyway I've actaully seen my zebras or redlegs chasing my shrimp for hours...Smaller tanks seem to be more … They are even known to devour bubble and hair algae, but should not be considered the cure to an outbreak of it. Based I've also had hermits eat fish....In my opinion it has to do with size of the fish vs handicap vs abush point vs crab. Approx. Not only does it like to eat the bubble algae, but this crustation is an omnivore and so will do more than just keep … The Emerald Crab is well respected for its scavenging ability. Another very popular crab is the Emerald Crab (Mithraculus sculptus). Aggressive crabs that scavenge for food: Sally Lightfoot crabs, Arrow crabs, Pom Pom crabs, live rock crab hitchhikers and Emerald crabs that have no algae to eat (does not include Emerald crabs with algae available to eat or any Hermit crabs). As the name implies, the emerald crab is green–but unlike the name–this crab does not shine like a jewel. Its distinct, flat shiny green body and hairy legs easily identify the Emerald Crab. But, when it comes to bubble algae look no further than the emerald crab! If you want to watch your emerald crab … Are you sure the crab wasn't just 'hey, hey heying' the shrimp as the shrimp went by? Emerald Crabs will eat algae including bubble algae, and meaty foods. As voracious algae-eaters, they can be incredibly beneficial members of a cleanup crew. Emerald Crab, Mithraculus sculptus. Known to eat hair & sometimes bubble algae but will go after uneaten fish food & fish waste making them a great all-around cleaner! The Emerald Crab, Mithrax sculptus, are one of the most popular marine crab species for the home aquarium. Common name: Emerald crab, Mithrax crab Scientific name: Mithrax sculptus Origin: Caribbean Requirements: Mithrax crabs require algae on which to graze, a mature reef tank and lots of places to hide. That is the only downside to hermit crabs; no matter what you do, you will always end up with much less than what you started with due to their habit of attacking each other. The Emerald, or Mithrax crab, is often sold as a natural control for bubble algae. I have also caught the Emerald Crab picking at other forms of nuisance algae as well. Completely reef safe. Omnivore, reef safe. The size of the crab will play a huge role here. They thrive in tanks with plenty of live rock and a sandy substrate as the like to graze searching for algae. Crabs are opportunistic feeders, so its very important to keep your crab well fed. Emeralds are opportunistic omnivores. Note that they will shed their entire body & leg shell when they need to grow. These crabs are very easy to care for and are another great option for algae control. They will eat leftover food and most types of algae and do a great cleaning up really excessive algae outbreaks. Do not keep Arrow crabs with aggressive fish such as Groupers, Lionfish, Eels and Triggerfish as they will prey on them. Unlike many other animals, Mithraculus sculptus will eat bubble algae and helps clean your aquarium of these algae. Size 1/2" Max Size 2 1/2" Stock Picture Special Order Item may take up to 1 week for delivery. The emerald crab, Mithraculus sculptus, is a quiet, shy and fun to watch member of the reef clean up crew (CUC). If there is not … Will Wooten lists them as a "2" on his seahorse compatibility guide, meaning they are generally safe with seahorses with the rare exception of the … The extreme length of the legs makes the crabs difficult to eat at first. As long as the crabs are well fed, they shouldn't bother the fish. Jeremy Gay explains how to keep it. Emerald Crab, Mithrax Crab Description: The Mithrax Crab is devastating on an algae population as it loves to eat hair algae and any other algae that stands in it’s path. They do well in a wide range of water conditions, tank sizes, and stocking. Although they are probably a different species than sculptus, they pretty much look and act the same as sculptus, and can serve as a substitute. It will enthusiastically feed on uneaten meaty foods and many types of nuisance algae. This is a Mithrax Crab and it's the only CRAB I sell for a reef tank! They have been seen eating other inverts, coral polyps, and even small fish. × Express Mail Orders placed today will ship Wednesday, December 16th. Best Crab in Emerald Isle, North Carolina Coast: Find 6,961 Tripadvisor traveller reviews of THE BEST Crab and search by price, location, and more. My emerald crab used to always put his claws up anytime any thing came near him, we used to joke and mimic the Finding Nem, Hey, hey, hey, scene where the crabs do the same behavior. Emerald/Ruby Mithrax Crab Tank Cleaners Our crabs are guaranteed to eat bubble algae or we will refund the cost to you. This reef clean up crew packages come in 30 gallon, 50 gallon and up to 90 gallon packs - complete with the right mix of cleaners for your saltwater tank. Full-grown Emerald crabs should not worry about Arrow crabs. Many people purchase these crabs for control of Valonia bubble algae and purchasing one for this function is a double edged sword. *Recommended stocking is 1 per 25 gallons. 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