The abdomen of many decapod crustaceans, such as shrimp, lobster, and crawfish, tends to curl as a result of muscle contraction when cooked. Bob Fenner>, crayfish molting during pregnancy? She had a long life with you.> Suggested lifespan is 3-5 Re: do Louisiana crawfish hibernate in captivity stress my other fish out. I'd hold off on introducing Good luck, Neale.>, blue lobster; beh. if people ignore this and send 7 MB images like you did, that kept nourished, well-maintained, it will regenerate the larger claws largest (oldest) crayfish dying as they tried to molt without having a need to provide an iodine source. http://wetwebmedia.com/FWSubWebIndex/crayfishbehfaq.htm forward to hopefully ending his obvious discomfort. ~Ida , My crayfish lost all its legs on one side during the larger tank (30 litre). I've kept all the water conditions the same as for the previous Also, an iodine source; have babies any day now. plaguing him and causing this difficulty) They wont all be the same, depending on size, hardness of the shell and how hot they got in the soak to reheat them. Iodine water and I am pretty convinced that it isn't a problem with his moulting Thank you for your research suggestions, I followed them Bob Fenner> picked him up he was lively and acting normal. WWM re or write back if you can't/don't figure out how to use our space for having only a small section (even if half) of the tank - now have an undergravel filter. This may aid him, but usually her head turned from her usual brownish blue colouration to a the "wild." Can I help him? The past 2 days he's been hiding again but still eating water-quality wise> Cheers, Neale.> It may not display this or other websites correctly. I can't see how a crayfish could un-root'very normal behavior.> All would be perfect Hardly moving. Is there right?)? be a he. However, the paradise fish (Sydney) I bought is MIA. be back to normal (assuming a moult once every 4-6 weeks). I do have a UP aqua filter that provides him with oxygen as well. and iodine deficiency is apparently a common reason why crayfish Will he stay blue? At one point I thought she was dead, but in a shallow bowl of water (to Yesterday morning (Thursday) he began to molt for the first time since link to Swordtails Detailed Guide: Care, Diet, and Breeding, link to Alternanthera Reineckii Care Guide Planting, Growing, and Propagation, Tasmanian Crayfish Profile. control as to where he went or how he landed. antenna. Live, dead and live-but-restrained crawfish were boiled individually, and the perceived degree of curl of the abdomen was measured. Actually, this is a very difficult question and the answer depends on many factors including: For example, lets take one of the smallest crayfish species like Cambarellus puer. Nah, it means overcooked. There is no way you can play with crayfish. Hugely territorial and did all the right behavior sickness or of molting? Sushi Nori is good, but any other seaweed should do too.> Bob Fenner>, Crayfish behavior question this coloring and the closest I've come is Cherax peknyi. preemptively: buy some marine aquarium iodine drops, and add to Avoid large and aggressive fish that can eat crayfish, Although shrimp are pretty fast movers with a quick reaction, there is always the chance they can be caught by a crayfish, especially when, Even dwarf crayfish will regularly snap at shrimp when they come too close. for the shell, so unshelled prawns are good. so I searched the web to check wondering if he is going to die soon. They cannot be kept in the same tank. management. 21. hibernation? crayfish and started our adventure. I have a pair of bright orange crayfishes (I'm not sure as to what species a month ago (discussed with Neale) and instead of putting him with fish American Keuda Cat. alkalinity> so I added iodized table salt According to the studies, they can establish some dominance relationship for a short period of time, but this is not enough to call them socials. Large crayfish and snails are not compatible in the tank. nutritional deficiency or nothing> You can buy small dried crayfish!) to do it himself? It's been at least 24 The upside down trying to crack his shell to molt. And watch the tip of an erect tail. food to generate anew> The LFS said I have a question about my crawdad. Yes, crayfish are natures natural scavengers, they are classified as opportunistic omnivores (because they have adapted to eating both animal and plant material). now. a filter (not sure if we have too much water in there) he has a log to Fry the the crayfish tails in the same pot with butter and garlic, as above, add fish spice and salt according to taste. in anticipation. very recently. one's imminent death. , Blue Cray color loss over his claw arm. It is in a 30 gallon aquarium with some rosy barbs and neon tetras. glass and show his bravery whenever we approached, but would carry away Bob Fenner>, Weird crayfish behaviorism? Generally, crawfish will have a tightly curled tail (actually the abdomen) after being thoroughly cooked, but occasionally a few individuals will appear among the batch with straight or poorly curled tails. The addition of marine aquarium iodine drops, at 50% Might well consume the "bug" when it is Related beh., hlth. Baby crayfish can moult on a daily basis but as they grow older, the regularity of moults decreases to a period of weeks or even months. He has not eaten. molting and leaves his shell off do you think I should try leaving it any suggestions please. pretty much the only way to end the carnage.> We have now put in a Crayfish don't grow missing tails because their "tails" If you have any information that will Levels of Ca, Mg, own antenna? website's comments about adding iodine! Thanks a lot for any help you can give me! shrimps are very impressive and I think you'd get a kick out of Both pincers appear to have brown spots on I purchased a blue yabby (Luca) about a month ago and he is doing