Fin/tail rot, white spots, columnaris, and fin biting are among Betta Hendra fish disease. Learn about the cause, symptoms, and best way to treat them. For aquarium hobbyists, Betta Hendra is somehow fascinating. Not only because this fish is hardy, but it also has a stunning, colorful, and radiant color on flanks and fins. Betta Hendra is originally coming from the wild habitat of Central Kalimantan, Indonesia. Even though Betta Hendra is strong to be kept in almost every environment, it doesn’t mean that they won’t suffer from any disease. Therefore, you should know common Betta Hendra fish disease that can shorten their lifespan. 1. Fin and Tail Rot There are several symptoms when your fish suffers from this common Betta Hendra fish disease. Besides their fins or tail fins are ragged, you’ll see black or red streaking on the edge of the fins. Unless your Betta Hendra suffers severe fin and tail rot, you may not notice their strange behavior. Fin and tail rot is caused b...