silverrabbit
Fish Addict
Yeah filter must be on all the time. Like said above, you can try redirecting the outlet or repositioning the filter so the force is taken by the tank wall. You can also try and secure a piece of filter sponge on the outlet, which should help distribute the flow 
/www.youtube.com/watch?v=TgIx3gv-L4k He looks like that halfmoon except he is red. His white part looks alright. Is there anything i can do to enhance his color? I am feeding him hikari betta bio-gold. Would feeding him brine shrimp or blood worms make him look better?