This package is designed to attack the problem algae in your system and help keep it under control.
If Jumbo Nassarius are out of stock they will be substituted for Bumble Bee Snails or Ceriths.
Remember when adding inverts to your system please follow our acclimation procedures carefully. Inverts are sensitive to water and temperature changes so proper acclimation will improve health and longevity of your inverts.