T truck_317 Feeder Fish MFK Member Aug 11, 2008 340 0 0 State College PA Oct 12, 2008 #1 well i got some hrp fry how often should i do a water change. i have a 29 gallon tank and i have been doing 10 gallon every 3 days but i am thinking about doing 15-20 gallons every 3 days. whats ur guys opinion
well i got some hrp fry how often should i do a water change. i have a 29 gallon tank and i have been doing 10 gallon every 3 days but i am thinking about doing 15-20 gallons every 3 days. whats ur guys opinion