Not at all.
I use to have a Magnum 350 running on a 20 long.
If you want a filter that has a high for, but with a output that isn't too strong, go with an Eheim. 2215, or the 2217. They are pricey. But it may be what you are looking for.
Also, with canisters. You can also add a spray bar to help...
This is what you do. So easy.
Make sure that you have Plus ( +), and .
Get your tank fully setup.
Once fully setup, add the Seachem .
Wait 24hrs then add the whole bottle of +...yes the whole bottle. The TSS is a one shot deal, and once you open the bottle, the bacteria will start to die off...
TSS+ is the one that you want. Its used to get a cycle going with fish.
TSS is supposed to be an additive to keep your cycle going. Its supposed to be used with every water change. In other words...its a ripoff and not needed. Once you have a established your cycle. It's there until something...
When I had them, I fed them frozen Bloodworms. Also, whenever I went to the lfs, I would as if they would like to get rid of a few pest snail, or sell a couple for cheap. I would do that about 2-3 times a month. I would only put in 2 at a time.
No. Just make sure that you get a grain that is coarse enough that it wont get stirred up easily.
I have the extra fine blasting sand. I have to take minor precautions to make sure it doesn't get into my filter.
The stuff is super fine, but absolutely beautiful.