r/Aquariums↗
The subreddit for anything related to aquariums! Come here to enjoy pictures, videos, articles and discussion. We're also here to help you if you need advice.
1.6M subscribers6,135 posts / mo in Sep 2026 (incl. <1% by known bots)4,360 authors / mosince 2009
r/Aquariums has 1.6M members (+6.4% over the last 12 months). It gets about 6,135 posts a month from 4,360 people. Top topics: Aquarium Tanks, Aquarium Tanks and Planted Tanks.
When to post on r/Aquariums
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How r/Aquariums has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/Aquariums
Top topics
Share of the subreddit's posts
- Aquarium Tanks3.4%
- Aquarium Tanks2.2%
- Planted Tanks2.1%
- Tank Stocking2.0%
- Betta Tanks1.7%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Fish Tank Advisor
- Aquarium Co-Op
- Aquarium Science
- etsy
- AqAdvisor
Everything else about r/Aquariums
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research