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changing substrate in a shrimp tank!!!

873 Views 12 Replies 8 Participants Last post by  CampCreekTexas
i want to change the sub to a gray (aquasoil) or black (ec). the problem is that i already have about 100+ rcs in there, and you cant just net them like fish.

any suggestions?
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net them like fish. just get a fine mesh net and scoop them up and into another tank. be carful cause they like to jump.:bounce:
Anybody seen a shrimp trap? Surely one could be built simliar to a fish trap...
shrimp traps can only trap a few shrimps, if you're changing the substract, just net them out, it's probably the easier and safest
I get a few of mine out using the rigid end of my gravel vac with the flexible hose removed. I put a couple algae wafers in the tank and, once they're clustered on top of them, I use the gravel vac tube to suck them up like you've probably used a straw to do, playing with a soft drink.

Hold your thumb over the small hole on one end of the vac tube, put the tube in the water and hover the large end over the pile of shrimp. Do the following maneuvers quickly (it'll get easier the more you practice) ~ let your thumb off the small hole and put it back on, lift the vac tube out of the tank holding it as horizontally as possible, and empty it in a bowl by letting your thumb completely off the end hole.

You can get as many as a dozen (or more) in one try this way. I like that they don't stick to the sides of the gravel vac tube like they do a net. It's LOADS easier to get the one or two that do stick out of the tube than it is to pick them off the net imho ~ you just suck up some more shrimp and the one will come out with the new batch.

I'm thinking a fish trap would work for this as well. I'm going to have to make one of those DIY ones out of a soda bottle and see what happens. I'd think you'd get quite a few if you bait it with an algae wafer.
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with the fish trap idea you want water circulation so that they dont die but the holes would have to be small enough that they dont spill out.
i heard the the fish/shrimp trap could be a problem because of the lack of circulation.

ill probly end up netting them in the fine brine shrimp net i have.

i just purchased some seiryu stones out of the sns area and would like to have a more natural setup.

when i first gor the tank i set it up for my wife in the office, so i used a mix of black and dark blue inert gravel then put in some purple and white/clear quartz pieces and some natural glass stones i found some time ago.

now i want the dark substrate, dark green anubis leaves, and bright red cherry shrimp. i think it wil be a nice setup once i get it done.

does anyone think that ec would cause a problem in a rcs tank if so i might just but some tahitian moon sand like i have in my 55g.
with the fish trap idea you want water circulation so that they dont die but the holes would have to be small enough that they dont spill out.
If that's true, then why don't fish die in it? I don't mean that to be snarky, but an honest question. I've never used one for fish or anything else ~ just the similar 4' wire mesh perch traps in the creek.
If that's true, then why don't fish die in it? I don't mean that to be snarky, but an honest question. I've never used one for fish or anything else ~ just the similar 4' wire mesh perch traps in the creek.
when i think of fish trap i think of the one where you take a pop bottle and cut the top off and flip it around. Then punch holes in it to alow circulation. The size of a RCS baby is prerry small thus my comment on poor cirulation cuase you wouldnt want holes in the pop bottle.
i want to do this...actually i want to get rid of the layer of pebbles on top so i can have just substrate...

i was afraid ill kill some of the shrimp...i have like 4 preggo ones.
I think netting then would be allot faster. If you used a trap, you have to wait for the shrimp to get into the trap. At least with the net, you follow the shrimp around. You can probably get allot of them at a time with a net.
I did this a while back and depending on your current substrate, it may work... I had a gravel substrate and wanted to switch to the 3M black crystal quartz stuff. I netted out my gravel. (Yes, the water became quite cloudy.) When the gravel was gone, it made it easier to net the bigger shrimps. Then, I siphoned out the water (and tiny shrimps I didn't get with the net) into sponge filtered Rubbermade containers. This left me with a pretty clean slate to work with as far as getting the new substrate in. Not sure it was the best way to go, but it worked and I didn't lose any shrimps in the process. Good luck!
when i think of fish trap i think of the one where you take a pop bottle and cut the top off and flip it around. Then punch holes in it to alow circulation. The size of a RCS baby is prerry small thus my comment on poor cirulation cuase you wouldnt want holes in the pop bottle.
Aha! I haven't seen that one. I've seen ones like these from a Google search and they never put extra holes in it, so that makes me think they're not needed. Of course if the trap without holes does harm the fish/shrimp, then I guess one could use window screening to make it instead ~ just a cylinder sewn together with a cone in one end and closed off at the other. Makes me think I need to experiment myself... LOL!
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