duncan with deformed heads

I don't think there is anything wrong but a couple of the heads don't open. Two of the ten heads.Funny thing is that, they are the original heads when I bought it. Looks health just want it to be more symmetrical. haha gives new meaning to deadheads

3g pico w/ 10g refugium  ( this might strike up it's own topic)

temp 78
salinity 1.24
ph - 8.1
ca 460
ak -not sure need to pick up another test kit but do use seachem 2 part so im thinking its with in    range
 
all other test 0
 Thanks