The Chicago Marine Aquarium Society (CMAS) is dedicated to providing the reefkeeping hobbyists with the richest community from which to share ideas and learnings and monthly meetings and twice yearly frag swaps to get you the goods.

CMAS Members Only Event at Aqua Pros has been postponed.
Join CMAS at Aqua Pros in Glen Ellyn for a CMAS only event.  We will update our site as we have a new date for this event.  Click here for more details.
Posted 5/15/2012  

CMAS Apr 28th Members Only Event and Mega Raffle at Advanced Aquatics
Join CMAS at Advanced Aquatics for an evening of incredible specials on everything in the store and a Mega Raffle of a complete 55G complete "Modern Series" Aquarium setup from All Glass Aquariums. Click here for more details.
Posted 3/24/2012