For questions about MACI books, collaborations, or editorial information, write to:
Social links and community
- Instagram: @sistemamaci
- TikTok Spanish: @sistemamaci
- TikTok English: @systemmaci
- WhatsApp group: MACI group
Before writing about a specific aquarium problem, include general photos, a short video, real volume, livestock, setup age, filter type, plants, recent changes, feeding, and any available test results.