Our Guide To Keeping Dusky Millions Fish

1. About Fish Species:

   • Scientific name: Phalloceros caudimaculatus
   • Common name: Dusky Millions Fish
   • Family: Poeciliidae
   • Origin: South America (Brazil, Uruguay, and northern Argentina)
   • Adult length: 3 to 5 cm
   • Lifespan: 2 to 3 years
   • Diet: Omnivore
   • Care Level: Easy
   • Temperament: Peaceful

2. Tank Setup:

   • Dusky Millions Fish thrive in planted community tanks with gentle filtration and moderate lighting.
   • Provide hiding spots with live plants like Java Moss, Hornwort, and floating vegetation for shade and fry protection.
   • A tank of at least 40L is suitable for a small group.

3. Water Parameters:

   • Temperature: 18–25°C (64–77°F)
   • pH: 6.5 to 8.0
   • Hardness: Moderate (6–15 dGH)

4. Filtration and Water Flow:

   • Use a gentle sponge filter or low-flow internal filter to avoid stressing the fish.
   • Regular water changes are important due to their high breeding rate.

5. Diet:

   • Feed a staple of high-quality flake or micro pellets.
   • Supplement with blanched vegetables (spinach, courgette) and live/frozen foods like daphnia or baby brine shrimp.

6. Tank mates:

   • Peaceful species like guppies, endlers, small rasboras, and corydoras make good companions.
   • Avoid large or aggressive fish that may view them as prey.

7. Behavior and Compatibility:

   • They are peaceful and sociable, often swimming in the upper and middle levels of the tank.
   • They breed readily, so be prepared for fry if keeping mixed sexes.