Substrate vs Bare bottom

[chucklee]

Originally Posted by CZQ

Under gravel is the worse filtration system.

CZQ, U try UGF before? So bad?

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[CZQ]

Originally Posted by chucklee

CZQ, U try UGF before? So bad?

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nope. not good enough to use.

[burntrubber]

I only see shrimp people using UGF these days.

Back in the good old days only one brand, white gravel plate, transparent tube and green cap. Bigger fish would either knock over the tube or dig, making a mess. Fish like kuhli loach will find their way underneath the plate never to be seen again.

[CZQ]

Originally Posted by burntrubber

I only see shrimp people using UGF these days.

Back in the good old days only one brand, white gravel plate, transparent tube and green cap. Bigger fish would either knock over the tube or dig, making a mess. Fish like kuhli loach will find their way underneath the plate never to be seen again.

also sponge type. Duno how to deal with waste, Ammonia and nitrite for ugf.