Bettacharts is my page for general genetics and oher betta charts.
Dt v. St
| Dt X St | Single Tail Male (no dt geno) | Double Tail Male |
| Single Tail Female(No Dt Geno) | All Single Tails | 100% St(With Dt Geno) |
| Double Tail Female | 100%St(WithDt Geno) | 100% Dt |
The most important thing to remember is that charts can always vary. Certain fish can have hiden traits that might affect the appearence of the fry.
The next chart is a basic demo on the dominate coloration.
| Red X Blue | Red Male | Blue Male |
| Red Female | Red | Multicolor |
| Blue Female | Multicolor | Blue |
Since Red and Blue are both dominate colors, when mixed, It will produce Multicolor bettas that are either red based with blue wash or blue based with red wash.