Quick Overview: Family: Melanotaeniidae Scientific Name: Melanotaeniidae Care level: Easy Temperament: Peaceful and non-aggressive Diet: Omnivorous Water conditions: Alkaline, warm waters Max Size: Six inches Recommended tank size: 55 gallons Rainbow Fish Care: Overview Once you’ve seen a rainbow fish, you won’t have any confusion as to how it got its name. These brightly colored … Continue reading Rainbow Fish Care: Lifespan, Tank Mates, Diet, & Health