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New macrobrachium rosenbergii owner needs assistance :)

Posted: Wed Mar 03, 2010 11:41 am
by aquariam
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I just got this rosenbergii

I would like to know if it is male or female, and also, if the information I was given is correct as to keeping it.

I was told it could be kept in a 24x12" tank which seemed small to me so it is in a 36x12 filtered by 2 AC70's (I've been keeping fish ten years and have had amano shrimp for a long time). He/she lives alone. Temp is about 79F. pH is 7.6ish kH is about 7 gH is about 7. This is my tap water.

It has not eaten a whole lot. I got it yesterday. Didn't really touch New Life Spectrum pellets or frozen mysis shrimp. Today it moulted (above photo) which concerns me because I suspect this to be a 'stress moult' and have observed it in amano shrimp many times after they are moved.

Any suggestions, harsh or kind are welcome.
Her/his tank consists of a white silica sand bottom and some silica sandstone caves.. so it's very white. I wonder if this may make the shrimp uncomfortable and if I should modify the environment, and if so, how.
I've been unable to find any substantial or verifiable information on how they are kept in captivity.

There's a giant male at my local Zoo in tap water on a gravel bottom with a few plants and no cave and he seems well he has been there for some years now.

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Re: New macrobrachium rosenbergii owner needs assistance :)

Posted: Thu Mar 11, 2010 12:08 am
by Mustafa
There is no special requirement this shrimp has. Just keep the water clean and the ph in the "normal" alkaline range and it should be fine. Shrimp don't eat before they molt by the way.