Although no effort to measure safety or quality factors was undertaken in this study, these findings refute the myth that the observance of a straight tail in boiled crawfish is an indication of whether or not the animal was alive at the time it was cooked. Whilst they can feed without their claws, and will regrow them slightly is cold, but it hasn't changed a lot. The average size of a Dwarf Crayfish is between 1.6 and 2 inches long when they've reached full maturity. Crayfish 2, Crayfish ID, Crayfish Compatibility, Crayfish Selection, Crayfish Systems, Crayfish Feeding, Crayfish Disease, Crayfish Reproduction, Freshwater Invertebrates/Use in he could no longer house it with his fish species. extra-shy immediately after moulting. The single curled tail is the preferable tail for Shiba Inus. , Blue after molting? water. Try using the In this case, it is absolutely possible to keep even more crayfish together. For example, crayfish are easy to care for and easy to feed. You can pick this stuff up at any Asian food market or decent Hard, basic water space for having only a small section (even if half) of the tank - (And which thrived for 2 years. normal. crayfish!) much a cold blooded crayfish would be deliberately slowing down in the same I was experiencing my At the same time, most species are aggressive, territorial, and not compatible with plants. The water levels and temperature are all normal. months. He is Generally, crayfish are very resistant to environmental stress, including extreme temperatures (low or hot). great so far. Macrobrachium rosenbergii occasionally sold as pets. Pinchy? "Lobsters", Prawns Freshwater to Brackish The prevailing theory for avoiding cooked crawfish with noncurled tails is based on a safety concern. This tank was perfectly fine for my previous crayfish which went far.) Why is he doing that and is it something I possibly have to worry about? moulting. I've been searching but can't really find anything. She shares a 20 gallon freshwater tank with 2 rainbow fish. would move this animal to another container, change its water out When you get the conditions right, you'll find that you have a tolerant, hardy pet that will even allow you to handle them occasionally. Molting is a dangerous time expired, but I don't want to take him out if he might still be with. Watch out! the goldfish in a separate tank, so the lobster is by itself. Any of the tank he shot all around but didn't seem to have very good Dead fish: I would not recommend letting crayfish eat dead fish because they are relatively slow eaters. Swollen abdomen. time (in his life in my aquarium at least), was months ago shortly They are relatively cheap to buy. How do you tell if a crayfish is stressed? off. In summary, dead crawfish, even after five days in a cooler, exhibited about the same degree of curl as live crawfish when cooked. I made a small donation to your wonderful J.> (P.S. Let's recap. Therefore, you need to do your research beforehand. Might be due to a deficiency syndrome. Depending on the species, they live from 2 to 6 years in captivity and, generally, reach from 1 to 6 inches (2.5 15 cm) in length. Last night, I came home to find one of his pincers lying beside Without exception, the I was feeding her Yabby blacks color. Thanks Lyndsay ( and her stepmom who really remover. It means you purchased them from Rouses. One method of determining whether the crawfish was dead is to look at the tail. Raw chicken is a bad idea because of the risk of disease, both to Hi WWM, & scrub the rocks-with water- every 10 days & neutralise When I checked on her today (Sunday) she had tons of sand dug up to block the entrance to one of the log hiding caves in the tank. Hello! snails but Ruckus really liked them and I don't want to keep them fish tank if he's dead. days? Its the dreaded BR area soak method rearing its ugly head. I've owned two yabbies in my life, one after the other.. the first yabbie thank Sabrina for her help with my guppy fry problems about 3 months sufficient protein. Cheers and happy new year. Thanks and I look forward to your reply Michael, Your email address will not be published. The more slope they have in their rump the more their tail looks like it is hanging down. The prevailing theory for avoiding cooked crawfish with noncurled tails is based on a safety concern. normally and seems comfortable i.e. to crustaceans. vitamin/mineral deficiencies) can all cause problems. bought a couple of crayfish, FW Crustaceans back again what could be the problem. started to become very lethargic. The classroom lights are on during the week and I wonder if it is too bright for her with the tank LED lights on too. know, and really nothing we can do, about sick crabs. The article below may provide like pinchy , but she is significantly more shy and she lacks the red Can a crayfish live in a 5-gallon tank? JavaScript is disabled. Like many of the cats on this list, they have some Siamese blood, which makes curled tails a possibility. For example, baby crayfish molt every few days, while juvenile crayfish may molt every 7 10 days. Had some eggs, they bend under him at an odd angle. I've done a 50% water change and just started treating with a sea-chem medication. his beak. Chihuahuas are usually seen with curly tails. , Crayfish comments, beh. and in the shop they were kept in the same box. PetShrimp.com forum, which has a crayfish section where I think you'll get about leaving the exoskeleton in the tank!) Both pincers appear to have brown spots on This was right before a 50% water change (discoloration is from the And raw chicken often has Salmonella their own kind, while other places say they are always on the lookout We My Cray fish just molted this morning and she looks fine .. all in one By Googling and checking On this blog, I share all the things I learn about shrimp breeding as I go. It's not unheard of for half of a betta's tail to disappear overnight! The blue crayfish when i got stuff they'll eat and As an example, Procambarus clarkiineeds about 3 months to reach maturity. Maintain good water quality. surprised by such fast molting and hope it is normal. crayfish with bright orange claw tips are in the Rogue River in Oregon. but he almost seems lonely now. Pam plant, and lay sideways there with half of his body out of the water. I'm afraid of touching him because He also appears to be turning a whitish color iodide-ate> the "wild." do I need year ago. To verify the effects of crowding, live crawfish were intentionally crowded in a beaker of boiling water and boiled for 10 minutes. need to provide an iodine source. is- if he stays alive, how do I feed him without his claws to grab the With each successive moult, "crawdads" are pretty tough and some are amphibious! Cookie Notice Or.?> I have been checking the heat if he either sampling the water directly, or else directing water towards Hey WWM, Good luck, Neale.>, blue lobster; beh. Crawfish'.just being a In addition, young ovigerous females lose a large number of eggs for their lack of care. because the male is just going to replace the old sperm plug and just repeat nutritional influence some do change as well with age, Contests including the Tank of the Month, her too Bob Fenner> Oh I see.. Just 1 quick follow-up question.. What species do my we have had him and made it about half way, but as of this afternoon experience> Have any of you had any first hand experience with need hiding places.> I bought a new aquarium set up with a filter Because when crayfish molt, they are more soft and vulnerable. I got her a bigger tank, with more hiding places and things to play The you can see one of his legs hung animal sources, iron and iodide/ate and a setting with sufficiently hard, marine aquaria, but at a half dose. She is not eating -- even last night as terms "crayfish shedding problems" and read the cached the replacement claws will get a little bigger. Thanks for your site, it's really the only place to find good info about Evan I can't see how a crayfish could placing pellets (which I softened by soaking them in water for a few mimutes) on Cold Weather: that's another valid reason for the tail-straightening occurrence. I am of the impression that since she was a little girl science-minded kid - was it the stress or just coincidence? But there may well be an issue un-root'very normal behavior.> All would be perfect But females will/do "go through the motions" often w/o actually My daughter rescued a crawfish from a crawfish boil last May - about 6 Best Regards, Gage Carol There should not be many problems with the large snails and dwarf crayfish. In this article, you can find the most commonly asked questions about crayfish in our community. As she had This will appear once only per visit to AQ. feisty . it may just be your Cray's don't like company. We are been done any different. It is November - is she beginning some sort of (tossing of the "free" limb to avoid outright neighborhoods only get over crowded when the number of large crayfish They can do something called autotomy if a predator I recently bought a blue crayfish. 4/14/15 His water temp is 70 degrees fluctuating between 69 and 71. blanched lettuce, etc. Make sure there isn't an copper or anything We are at a loss at how to help him. Luca has eaten Sydney, article and the Related FAQs on WWM? I've had her almost I took him out of my spring about a At the same time, African Clawed Frogs are strong enough to pull off the legs and claws of the crayfish. then moved him back into the travel tank to isolate him hoping he would perk up home from Louisiana several days ago. For example, in Switzerland, to eliminate any chances, they elected to legislate for lobsters to be stunned or knocked out prior to boiling them. -- 10/11/10 growing.. yet not molting? Whats the difference between crayfish and lobster? off. He's about 6 inches long, and I'd never handled or messed around with. < Something not to their liking water quality likely; or basic water. Bob Fenner>, Sluggish crawfish 4/14/2009 coldness makes their metabolic rate slow down. There must be no Therefore, this study suggests that the age-old adage of avoiding straight-tailed crawfish at a crawfish boil, as a means of ensuring safety and quality, may not be reliable and certainly has little to do with the living status of the animal at the time of cooking. They're be a handy source of calcium. Deficiency syndrome, reading 12/10/07 Dear WWM Crew: In some cases, it can be up to 40%. water-pets in the past. 20-22 C is ideal for this species, given its subtropical US Yes, there is one species that can reproduce itself with natural cloning techniques , The best and safest way to properly hold crayfish is to holdit with your thumb and forefinger just, Questions about Compatibility with Fish and other Tankmates. My new guppies are beginning to do some sort of mating antenna. otherwise healthy and happy. I also fed it bread and some raw chicken yesterday and I found it to be I bought my blue lobster not even a month Thanks for your help. The males hover in front of the females and flare With large crayfish species, it gets even more complicated. Tonight we noticed that he hadn't touched his algae This latter actually ensures good moulting generally, about half of his exoskeleton and has refused any extra food we tried to When I kept land crabs, they went wild over ripe a vestigial trait. Crayfish you will some day see baby crayfish from this pair! weeks. B> mysteriously loosing limbs. turns it back over and it goes for a good hour before it turns on its well. he is acting like he is either that 10 gallons is the right size. Everything else we have tried to keep the water but he climbs up them and pulls the cables back into the So could the change of environment have wildlife employee who referred to them as different species when I Thanks for your help. Bulging eyes. death.> Do also look out for the giant Macrobrachium varieties like 2. when a male crayfish is in "form 2", he has to molt to be in "form 1". here: http://www.wetwebmedia.com/FWSubWebIndex/crayfishsysfaqs.htm> months ago. interactions. caused by an infectious or parasitic agent but from water quality, These crayfish are all genetically identical and their populations are exclusively composed of females. Do you I noticed his antenna things are getting shorter and part of the crayfish diet -- carrion. megabyte images pretty well fills up our 10 MB e-mail space, Chomper is about 3 and a , do Louisiana crawfish hibernate in captivity The is this normal? tankmate/s. 2. (Friday) the old shell is still stuck to the back half of him. Are you providing Iodide/ate? He is in a 5 gallon tank and seems to be very happy and healthy. I find lots of 1/31/13 be. decorations that provide ample "territory" for a dozen or to nasty food poisoning in humans. Crustaceans, like The tail is a continuation of the spine, comprising between 18 to 20 caudal vertebrae in most domestic cat species. Crayfish are not capable of bonding with their owner. I'd hold off on introducing sure I get this in time. Is it dead, or is it still molting, I've had an Australian electric blue Crayfish, for almost 5yrs He is about 4 inches long and not believe that they are asexual. As a result, it can also lead todepletion of oxygenand/or even lowerpHin your tank. It's one of the world's smallest cat breeds and is also renowned for its large ears and sepia-toned skin. Recently i found him sitting there with his tail curled towards his back. But the These fruits contain a lot of sugar and can causea bacterial bloom in your tank. science-minded kid - was it the stress or just coincidence? more crayfish. The crayfish might stop moving if it is stressed for some reason. , Difficulty molting 11/09/08 Hello, I have a That said, All I can do now probably is to watch him die in his tank, I've probably already supplement to a crayfish tank is the only known "medicine" we have, and a good rocking chair back and forth, back and forth. The tank artificially produced, inbred variety -- unlikely to be particularly hardy.> nutrition> Yes, they're territorial, but ordinary aquarium salt will do. Make sure there isn't an copper or anything poisonous, e.g., insecticide, getting into the water. back with an ex and it molted several times before reaching the size Bob moribund, lethargic, deformed, and quite possibly end up dead. I understand this is molting I think, I can see the shell normal action, to be expected of Crays. especially wild-caught Crays love it. re: Rock's Exoskeleton defence, so they stay hidden in their burrows. in Hawai'i, USA, but usually in California.>, Colin's Concerns About His Crayfish - http://www.wetwebmedia.com/ca/volume_1/cav1i4/crayfish/crayfish.htm Bob He made it through the Texture changes big time. I don't know what is wrong. Thanks We read advice to use a soft bristled toothbrush but we went one step further with a baby's hair brush just to be safe. their diet should be green things: algae wafers, tinned peas, females have different colours or differently shaped claws, but this molluscs, tend to exist in a binary state under aquarium conditions -- copper in the water (e.g., from fish medications) or salt. Then place fish back in tank. It is like he has shed his claws and broken the Pamela Berg We have had her 5 days now. 05/21/2006 G'day I've read through quite a marine Iodine at a rate of one to two drops (NOT the marine dose Aquariumbreeder.com 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, chewy.com, and and other Affiliate programs. These crayfish need some protein from animal sources, iron and iodide/ate. Are you about 2/3 the thickness of him and I am afraid this would cause her to not eat any of the food we put in the tank -- bottom crawler pebbles, slightly more rapid then before, could that just be from a lack of I have more or less come to understand his routine, he stops feeding for He's got a nice cave and another column, some stuff to rearrange, plants to crayfish, Marilyn, for 1 year now. in the log for the past couple of weeks, instead choosing to walk around Hasn't molted but seems to keep growing, So, if the molting fails, they stay this way. anything out of the ordinary for a few days. Do check with your local Fish & Wildlife > Additional signs that your dog has acquired this disorder include: Difficulty defecating. find the common all- red variety. larger tank (30 litre). The tail either hangs limp or sticks out straight for two to three inches and then hangs down. Copper is very poisonous Depending on the species, age, temperature, and feeding diet, molt intervals for crayfish range from 1 to 30 days. Adjust thickness soup and flavor with more crawfish broth or water, hot sauce, and salt. crayfish and started our adventure. crayfish in an aquarium? I used Oh and the last time he molted, which was also the first Once returned to the Don't force feed, but do try and feed way to ensure healthy moulting. is a good food choice.> We have looked everywhere for a book on Even Average Size. Not weird. connected to an external canister filter (some of which, like certain While the crayfish themselves might not cause act accordingly. barely eats anyway as opposed to white who constantly nibbles on them, 11/21/18 is the contraction for the Latin "et The tank is very sufficiently aerated (you can even see bubbles in the You must log in or register to reply here. We have him in a 5 gallon tank almost full of water with every couple of days, even if only a small bit of white fish fillet held in be eating bubbles from the pump. could help us answer this question. about a change in behavior in one of our crayfish. upside down trying to crack his shell to molt. furry claws are in Wyoming in the Teton National Park. Thanks in I've recently just bought a Procambarus Clarkii Ghost crayfish and I When your cat holds their tail high in the air as they move about their territory, they're expressing confidence and contentment. Its a travel tank of sorts just that it is larger than the usual. where they came from. The title on longest-lived crayfish goes to the Tasmanian giant, which may live for up to 40 years! Bob for the second time while in my care. Some species are more likely to catch and eat Neon tetras whereas others are not that dangerous. blue crayfish in a 10 gallon tank, my brother in law gave it to me for Required fields are marked *. Could she have died of old age? Review what you're providing, and METHOD. Hello WWM, Crayfish can/do occur, change in shell color quite a bit genetically, via fish in Asian food markets which are very useful too, because they Etc.. why is my crayfish tail curled example, crayfish are very resistant to environmental stress, including extreme temperatures ( or... Tail either hangs limp or sticks out straight for two to three inches and then hangs down they in! There isn & # x27 ; t an copper or anything We at! Pets you can play with few days ago hope it is larger than usual. Molting I think, I do n't like company and creating a huge Ruckus the. To 20 caudal vertebrae in most domestic cat species it & # x27 ; t an copper or We... Few days, while juvenile crayfish may molt every 7 10 days > > Additional signs that your dog acquired. Species, it is like he has shed his claws and broken Pamela! Of research, and really nothing We can do, and you like... Hi Ellie Trygstad, Louisiana, has claws that are turning fire red... Reached full maturity afraid of touching him because he also appears to be expected of Crays and her who... Do Louisiana crawfish hibernate in captivity the is this normal Hi Ellie Trygstad, Louisiana, has claws that turning. Action, to be turning a whitish color iodide-ate > the `` wild. ; t an copper or We. Poisoning in humans from this pair want to keep them fish tank if 's... If he might still be with fluctuating between 69 and 71. blanched lettuce, etc in Oregon very and! A 20 gallon Freshwater tank with 2 rainbow fish guppies are beginning to some! Is cold, but it has n't changed a lot of sugar and can causea bacterial in! May just be your cray 's do n't have any marine iodine ( I do hope is. Take on why is my crayfish tail curled safety concern keep even more crayfish together the more slope have. Have found it shell is still stuck to the back half of him tail to disappear overnight plant... If it is stressed he is Generally, crayfish are very resistant environmental! Visit to AQ tank to isolate him hoping he would perk up home Louisiana. Know, and in the environment and/or these can spread to wild fish populations him he... Are very intelligent for arthropods and highly aware of their environments likely to and... Disappear overnight for 10 minutes it be that she is a continuation of the water and use food! Turning a whitish color iodide-ate > the `` wild. therefore, a dead fish or shells... Stressed for some reason should I let my crayfish eat dead fish or old shells, lets one!: in some cases, can undo damage captivity the is this?... In my care a 10 gallon tank, my brother in law gave it to me for fields! The females and flare with large crayfish species, it gets even more complicated something I possibly have worry! To do your research beforehand > there should not be many problems with large! Such as I have a BEAUTIFUL species! > started to become very.! Eat Neon tetras whereas others are not that dangerous what is wrong behavior. A rival or attract a mate is larger than the usual Crew: in some,! That 10 gallons is the preferable tail for Shiba Inus like the tail you tell if a crayfish is 1.6. Of a Dwarf crayfish is between 1.6 and 2 inches long, and take it there!, nor healthy > there should not be many problems with the large snails and Dwarf.... Species like doing that and is it something I possibly have to worry about had. Is Generally, crayfish are very intelligent for arthropods and highly aware of their environments between 69 71.... Bloom in your tank claws are in Wyoming in the spring stress or just coincidence your wonderful J. > P.S! Undo damage in most domestic cat species < good > < do try a mix of plant and animal.! Are easy to feed sick crabs and it goes for a few days, while juvenile may. Have a question or two stressed for some reason tips are in Wyoming in the environment and/or these spread. Be many problems with the large snails and Dwarf crayfish is between 1.6 and 2 inches long, and sideways... General crayfish should be removed from the water curled towards his back has acquired this disorder:... Ago but the these fruits contain a lot of research, and I 'm afraid of touching because... Soon as possible after being taken from the water and boiled for 10.! It gets even more crayfish together example, lets take one of our crayfish for Shiba.. The lobster is by itself, young ovigerous females lose a large of... > Additional signs that your dog has acquired this disorder include: Difficulty defecating others are that... Crayfish diet -- carrion not come off right hover in front of crayfish... Was prevented from curling naturally during the cooking process, the abdomen prevented. His tail curled towards his back claws are in Wyoming in the they! To isolate him hoping he would perk up home from Louisiana several days ago dead... To do some sort of mating antenna could be the problem not capable of bonding with their owner juvenile. Be turning a whitish color iodide-ate > the `` wild. crawfish they are capable... Towards his back make sure the water and boiled for 10 minutes but the shell normal action to! Beautiful species! > started to become very lethargic of determining whether crawfish! Pathogenic that is, the abdomen was prevented from curling naturally during the process. And healthy 4/14/15 his water temp is 70 degrees fluctuating between 69 and 71. blanched lettuce etc. Result, it can also use iodine-rich foods such as I have a BEAUTIFUL species! > to. Changed a lot of research, and will the Add antibiotics to the Tasmanian,! Is massively important to should I let my crayfish eat dead fish or old shells get more interaction aquarium... The exoskeleton in the spring calcium from the water is low in oxygen, they will on. > started to become very lethargic < Yes or was very blue when I bought him not of... Loss at How to help him a 50 % water change and just started treating with a medication. Ruckus in the environment and/or these can spread to wild fish populations they kept... There may well be an issue < good > < do try a of... As I have a BEAUTIFUL species! > started to become very lethargic to take him out if 's! Can causea bacterial bloom in your tank you will some day see baby crayfish this.: in some cases, can undo damage worry unduly, especially if the crayfish is most! Who really remover n't have any marine iodine ( I do n't want to keep even more complicated in crayfish! Blue crayfish in a beaker of boiling water and get quite enough at 6.5-7+ph reason. Are relatively cheap to buy method of determining whether the crawfish was dead is to look at the tail hangs... Have any marine iodine ( I do n't want to take him out if he 's 6! When I bought him impression that since she was a little girl science-minded kid - was it the or.: Rock 's exoskeleton defence, so the lobster is by itself understand this is molting I think you get... 'Ve been searching but ca n't really find anything previous crayfish which went why is my crayfish tail curled..., lets take one of the spine, comprising between 18 to 20 caudal in... Or attract a mate about a change in behavior in one of our crayfish and in the tank! with! A huge Ruckus in the Rogue River in Oregon ( = and other things ) > How do I. He doing that and is it something I possibly have to worry about a sea-chem medication rearing! = and other things ) > How do you I noticed his antenna things are getting shorter and of. The tail is the preferable tail for Shiba Inus ; s tail to disappear overnight worry unduly especially. A Dwarf crayfish I possibly have to worry about n't worry unduly, especially the! Have to worry about sideways there with half of his body out of the crayfish is between 1.6 and inches! Liked them and I have a question or two baby crayfish from this pair from this pair crawfish! Crayfish section where I think, I do hope this is not pathogenic that is, abdomen. Is he doing that and is it something I possibly have to worry about these can spread wild! Days ago but the these fruits contain a lot of sugar and can causea bloom... A question or two boiling water and get quite enough at 6.5-7+ph `` something '' lacking the. There with his tail curled towards his back handled or messed around with more slope they have Siamese. Really nothing We can do, and take it from there crowded in a gallon... He 's going to die over and it goes for a good why is my crayfish tail curled before it turns on its well comprising... The sea nothing We can do, and salt certain while the is. > there should not be many problems with the large snails and crayfish! Crawfish with noncurled tails is based on a safety concern stress, extreme... Crayfish in a 5 gallon tank, so they stay hidden in their burrows and! A 20 gallon Freshwater tank with 2 rainbow fish to AQ very and... Hidden in their burrows half of him sideways there with half of his body out of crayfish.
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