Home › Forums › Betta Breeding › Color Variation & Finnage Types › Marble or Koi what is the difference
Can someone explain the difference of Koi vs Marble patterns
koi has more distinct lines. marbles tend to have fuzzy/indistinct lines between colors. both will gain color with maturity.
There is a new standard for Marble. You can find more information in the new IBC standards.
https://www.ibcbettas.org/upcoming-shows/standards/