Reef Octopus Classic 150INT Protein Skimmer encrusting coral They will do fine if

They will do fine if you want to keep them in multiples but they should not be kept with more aggressive fish species such as Hawkfish

are commonly known as the Mono or Silver Moony

90 Gallon – Medium Filtration Demand

and salinity

it's important to acclimate it slowly to avoid shock

Reef Octopus Classic 150INT Protein Skimmer encrusting coral They will do fine ifReef Octopus Classic 150INT Protein Skimmer is a high end skimmer that fits into constrained sump spaces. A member of the Reef Octopus Classic Series family, this compact skimmer provides great filtration for aquariums up to 210 gallons where sump space may be limited. As with every Reef Octopus protein skimmer, the Classic 150NT is constructed of high quality cast acrylic and features an easy to adjust gate valve, a quick release neck for easy cup