Jan 2, 2012 #1 bm5424 Aquarium Advice Activist Joined Dec 31, 2011 Messages 109 Location Calgary Alberta Canada My lfs has them on sale and it's 5 for $4.99. So would it be ok to have 5 of them in my 20?
Jan 2, 2012 #2 DragonFish71 Great white snark Joined Apr 4, 2009 Messages 6,562 Location Longmont, Colorado Oh easily. I have 5 in mine and plan to get more.
Jan 2, 2012 #3 adadkins1 Aquarium Advice Addict Joined Mar 27, 2011 Messages 1,762 Location Morristown, TN Certainly, they stay pretty small so 5 in a 20g is nothing.