Professional strength live tank starter nitrifying bioculture for rapidly cycling new marine and fish and reef aquaria and brackish aquariums in 5 7 days
Does not require refrigeration unlike any other live tank starter
Prevents New Tank Syndrome
Provides recovery from overcrowding or disasters from bacteria bed damage or when adding new fish

 
 Brightwell Aquatics Microbacter Start Xlm Live Bacteria Tank Starter Rapidly Establishes Biological Filtration In New Marine & Reef Aquariums