They have been growing really....And I mean Really really fast.....I swear you could almost see them growing. evry day they seem to get a littlle "bulkier" and longer. although some of them seem to be slower to grow than others they all look healthy, im guessing the smaller ones are the females.
(Hi Anti.....how have you been, My tank is doing great. Im gonna post some before and after CO2
. Pics The difference is significant and im pretty happy with the results and function of my CO2