hi guys, it seems i messed up when buying my sds, iv been told on here i have 2 speices [i only ment to get 1 speices] one is bout 5in and plain silver with a few silver scales,,and 3 are a lot smaller with kinda a rainbow trout look about them can any one tell me what i have and will the 1s with spots get as big as the 5in fella, i cant put up photos at this time,