Jellyfish tank

yellow_tang2009

DFWMAS Member
Okay so I know this is a little out of the scope here but is kind of a rogue idea I had. I was looking at it online and they sell jellyfish pretty cheap and ship them in. I realize they probably going to be a more advanced animal to keep but wanted to do something a little untraditional. Has anybody ever done this or know anything more about it? What should you expect with a Jellyfish tank?

I found this place that sells multiple species and I’m sure there are more places out there. It seems like the setup would be fairly simply.

http://www.jelliquarium.com/products.aspx?CategoryID=48

I also found this company who is selling a seven gallon tank that is instant setup. I dont know much about it and what the survival rate of an instant setup like this is. Do you need to cycle?
http://www.jellyfishart.com/ProductDetails.asp?ProductCode=NH764TIK&Show=TechSpecs
 
I personally do not have any experience with them but I did look for some information about them because I was interested. Most jellyfish are cold water so you will need a chiller like we are talking about high 60's low 70's. You need a circular tank and the flow has to go in that circular motion. Other than that I heard that they are quite easy to take care of. Hope this helps. I personally wouldn't go w/ any of those set ups. I though would go for the expensive set up just because I know he is like one of the only people to make jellyfish tanks.
 
I have been doing some research for the last few hours and I found another thread on reef central and an aquarist on here claims to work for the Jelly fish art company and states "Tropical Moon Jellies (the ones we keep in stock at Jellyfish Art) need water temperature at 77 degrees, so yes they need a heater." Which means I might need a chiller as well since I live in Texas but maybe not...

I was also doing some research on the Kreisel tank that fixes the problem of the fish getting stuck in the corners of the tank. They were all extremely pricey, but I did find this DIY tank this guy made for his seahorse larva that could potentially work for jellies. It’s not astatically pleasing but could work for some initial experimentation…?
 
We've had a moon jelly exhibit since 1993. It is a 110 gallon pseudo-kreisel that cost us around $1500 plus another $800 for a chiller. Some of the information about it is in my Advanced Marine Aquarium Techniques book. We raise moon jellies from Ephyrae, and up to around 1.5" diameter, you can keep them in a room temperature ten gallon aquarium with a sponge filter. They then need to be moved to a chilled and filtered tank that has a self-cleaning screen. They can handle that up to around 3" diameter and then we move them to the main display.

IMO - that second tank won't work, except for stage one mentioned above. It is the same globe aquarium sold for fish. Moon jellies don't live for "years" and I don't know anyone who is culturing the tropical species. If you want a jelly exhibit go with the first vendor. Also, check out a book by Chad Widmer on Amazon.com - about $20, and you'll need this to keep jellies I think.

Jay Hemdal
 
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