MAAST is a community organization for marine aquarium enthusiasts, bringing hobbyists together through an online forum, events, and shared interests in aquarium keeping. Its website provides a place for members and visitors to discuss the hobby, ask questions, browse archived content, and learn about club activities. MAAST organizes gatherings such as frag swaps, social events, and barbecues, giving participants opportunities to connect and exchange aquarium-related items.

The organization also features tank-of-the-month and tank-of-the-quarter programs that highlight members’ aquariums, alongside galleries and event updates. Its Lonestar Marine Aquarists Rally has included frag swaps and raffle prizes, with support from sponsors and donors. Membership information, registration, and help resources are available through the site, which also maintains an archive of past announcements and discussions.

Overall, MAAST serves as a club and information hub for marine aquarium hobbyists, encouraging community participation and the sharing of knowledge, experiences, and inspiration