German Pre Order List 2021 Size Reference Note 3-6cm 1"- 2.25" No color (except Mbuna) 6-8cm 2.25"- 3.25" Color (predator still colorless) 8-10cm 3.25"- 4" Color (predator still colorless)) 11-13cm 4.25"- 5" Color (Predator begin to color) 14-18cm 5.5"- 7" Color This information is intended as a "guideline". Of course...