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 Emerald Crab is well respected for its scavenging ability. Crabs are opportunistic feeders, so its very important to keep your crab well fed. The Emerald Crabs are also scavengers and will also eat bits of food which have gotten away from fish or corals. Rather, the crab is perfectly camoflaged to blend in with the rockwork. Known to eat hair & sometimes bubble algae but will go after uneaten fish food & fish waste making them a great all-around cleaner! 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. Note that they will shed their entire body & leg shell when they need to grow. Full-grown Emerald crabs should not worry about Arrow crabs. Emeralds are opportunistic omnivores. Hairy emerald crabs are the reef variety of the common Mithrax sculptus crabs that are used for bubble algae control. Also, Aiptasia anemones may eat a Berghia nudibranch if it is accidentally dropped … Do not keep Arrow crabs with aggressive fish such as Groupers, Lionfish, Eels and Triggerfish as they will prey on them. They are even known to devour bubble and hair algae, but should not be considered the cure to an outbreak of it. 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. Many people purchase these crabs for control of Valonia bubble algae and purchasing one for this function is a double edged sword. If you want to watch your emerald crab … 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. The extreme length of the legs makes the crabs difficult to eat at first. Emerald Crab, Mithraculus sculptus. We sell them singularly or in packs specifically designed to keep your aquarium clean the natural way. 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. Are you sure the crab wasn't just 'hey, hey heying' the shrimp as the shrimp went by? The carapace is a lighter green, and the legs are […] They will eat leftover food and most types of algae and do a great cleaning up really excessive algae outbreaks. It will enthusiastically feed on uneaten meaty foods and many types of nuisance algae. × Notes: The Emerald crab … 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. 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. But, when it comes to bubble algae look no further than the emerald crab! If there is not … Jeremy Gay explains how to keep it. 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. Emerald crabs are great reef safe cleaner crabs. Approx. 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. That crab was a bubble algae eating wonder, but never bothered the fish. The crabs have not bothered any of the fish, although my foxface appears to be killing crabs. This being said, an Emerald crab will eat more than just bubble algae. As long as the crabs are well fed, they shouldn't bother the fish. 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 size of the crab will play a huge role here. They do well in a wide range of water conditions, tank sizes, and stocking. Anyway I've actaully seen my zebras or redlegs chasing my shrimp for hours...Smaller tanks seem to be more … Great scavengers. Based 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. I have also caught the Emerald Crab picking at other forms of nuisance algae as well. The emerald crab can bring a lot of joy to your aquarium, and be a vital member of your reef’s cleanup crew. What do Emerald Crabs eat? 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. Emerald Crabs will eat algae including bubble algae, and meaty foods. They have been seen eating other inverts, coral polyps, and even small fish. This means that their primary diet consists of algae. The Emerald Crab is most commonly known for its use in the Marine Aquarium to consume bubble algae and other types of nuisance algae. Below is a quick video of an Emerald Crab scavenging the … Another very popular crab is the Emerald Crab (Mithraculus sculptus). Emerald crabs are excellent aquarium scavengers and algae eaters. Emerald Crabs - Has anyone had a problem with their emerald crabs eating their hermits.I have witnessed 3 different occasions where I've caught them eating them, don't know if they were already sick, *Recommended stocking is 1 per 25 gallons. As voracious algae-eaters, they can be incredibly beneficial members of a cleanup crew. 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. As the name implies, the emerald crab is green–but unlike the name–this crab does not shine like a jewel. Completely reef safe. Also, a few years ago I had a big emerald in a 20 gallon tank with a small damsel. This is a small species of crab … Crabs are interesting to watch at night, so adding a red light to your aquarium can allow you to monitor the night life and enjoy your crap to the … I had an emerald crab eat all my fish in a tank before I am 100% sure it was an emerald crab. They are most often used to control hair and bubble algae, being one of the few animals that will eat bubble algae. 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). These crabs are very easy to care for and are another great option for algae control. This is a Mithrax Crab and it's the only CRAB I sell for a reef tank! The emerald crab, Mithraculus sculptus, is a quiet, shy and fun to watch member of the reef clean up crew (CUC). The Emerald, or Mithrax crab, is often sold as a natural control for bubble algae. Its distinct, flat shiny green body and hairy legs easily identify the Emerald Crab. Priority Mail will resume in the New Year, and is unavailable at checkout. Most of the time, emerald Mithrax crabs do very well with seahorses, particularly if the Emerald crab is small and there is abundant algae in the aquarium for it to eat. 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, Mithrax sculptus, are one of the most popular marine crab species for the home aquarium. Emerald/Ruby Mithrax Crab Tank Cleaners Our crabs are guaranteed to eat bubble algae or we will refund the cost to you. Omnivore, reef safe. They thrive in tanks with plenty of live rock and a sandy substrate as the like to graze searching for algae. Emerald Crab. *A crab … Of crab … this being said, an Emerald crab is green–but unlike the crab... And will also eat bits of food which have gotten away from fish corals... 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