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 > > > _______________________________________________ > GSAS-Member mailing list > GSAS-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/gsas-member > _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member