From the Betta Foerschi Complex.
IUCN Red List: Endangered (Very high risk of extinction in the wild)
Wild Caught Betta Rubra
Red-brown base body with black markings on head and body for both males and females. Fully grown adult males have longer anal fins and caudal fins when compare to females, both species becomes bright red with iredescent on the edge of fins . Unlike many of the species in the complex, females can be as brightly colored as the male. Males can be told apart from females by the more intense coloration on the fins, often with more iridescent while females have egg-spots when ready to breed.
Temperament: Somewhat territorial, but can be kept in groups as long as there’s enough space. We recommend a pair per 5 gallons of water.
Maximum Size: 2.25 inches.
Diet: Currently feeding on live foods but can be trained to eat frozen and dried foods.
TDS ~ 60 - 100 (can tolerate high tds water but prefer low tds water)
pH ~ 6.0 -7.0 (prefer softer water)
Temperature: 75 - 83F (does well in cooler temp, but higher temp induce coloration and breeding behaviors)
Diet: Carnivorous, we currently feed them blackworms, frozen bloodworms and pellets.