Re: [GSAS-Member] Shrimp Huddling at top of Tank.

["Paul M. Wallace" <pwallace@u.washington.edu>]

Shango:

Sounds like swarming where all the males are suddenly interested in the female 
and run around an awful lot.  If a female is retreating to a corner (males are 
typ. smaller) the males will follow.

Fun to Watch!

-Paul

On Mon, 13 Apr 2009, Shango Los wrote:

> Hi All,
>
> So I noticed my shrimp were huddling at the top of the tank yesterday
> morning.  I figured that something had spiked and I better do a water change
> quickly.  No sweat, did a 50% and the fish who were looking ok to begin with
> were totally stoked.  The shrimp still migrated back to the top though.  In
> the evening, I did another 50% change.
>
> Again this morning they are all huddled near the top.  All I can think of is
> that something keeps spiking but that is awfully fast for anything to spike
> after those kinds of water changes in a 2 year old heavily planted tank.
> The second possibility is that when I put my logs back in (log!) they can
> get closer to the surface and they are going there just because they can and
> they like it.
>
> Any ideas?
>
> Thanks
>
> Shango
>
>
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