plurmaster wrote:get some cotton strings and tight javae ferns,moss,annubias onto the driftwood. It seems like you are running out of space for your puffer to burrow under then sand.
Not to hijack this thread, but I have a quik question. Can you attach java fern to other decor besides wood?
yes you can but you need cotton strings..
the neon tetras will definately become snack for your arrowhead i promise you.
give it a little time... if you really wanna see some excitement with your arrowhead put a crayfish in there and they will battle it out but of course the crayfish will evenatually lose and becomes dinner.