day 1
threw in 6 cubes of frozen mysis shrimp to start fishless cycle

day 14
20% water change, add 1 common pleco and 2 tiger barb

day 21(today)
10% water change, all the fish survive
nitrite reading same as day 14, app 0.25ppm
counter test with tap water, nitrite undetectable

tank info
ios 5 x 2.5(w) x 2 feet
7kg of biohome, 1 small pack of cc
put app 20 pieces of biohome from my shrimp tank to seed
ph 7.4, temp 30 degree

please help, thanks in advance