r/Aquariums is a subreddit with 1.6M members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses struggling, tank, fish, filter, and beginner, and they frequently recommend/review schooling fish, aquarium, and canister filter.
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.
Popular Themes in r/Aquariums
#1
Advice Requests
: "Harlequin Rasbora Infection Help"
7 posts
#2
Solution Requests
: "friend keeps losing her tannins, any suggestions?"
4 posts
#3
Pain & Anger
: "Out of Control Algae is Sucking Away My Joy"
1 post
Popular Topics in r/Aquariums
#1
Struggling
10 posts
#2
Tank
9 posts
#3
Fish
7 posts
#4
Filter
4 posts
#5
Beginner
4 posts
#6
Advice
3 posts
#7
Plants
3 posts
#8
Health
3 posts
#9
Algae
3 posts
#10
Looking
3 posts
Products Discussed in r/Aquariums
Schooling Fish
393 reviews
#1
Aquarium Fish
4.7★ from 39 reviews
#2
Tetra
4.6★ from 26 reviews
#3
Rummynose Tetra
4.8★ from 21 reviews
Aquarium
112 reviews
#1
Aquarium
4.5★ from 14 reviews
#2
Aquarium Supplies
4.3★ from 9 reviews
#3
Aquarium Plants
4.9★ from 8 reviews
Canister Filter
74 reviews
#1
Fluval
4.5★ from 41 reviews
#2
Eheim
4.9★ from 7 reviews
#3
Oase
4.5★ from 6 reviews
Flair Used in r/Aquariums
#1
Advice Needed
: "Help with my noodle"
33 posts
#2
Showing Off My Tank
: "Saw these two goobers sleeping together at the bottom!"
12 posts
#3
Discussion
: "Bristlenose Pleco growth — how long does it take to reach adult size?"
11 posts
#4
Beginner Help
: "What is this stuff?"
8 posts
#5
Identification Request
: "Are these pest snails or baby Japanese trapdoor?"
7 posts
#6
Shrimp/Snails/Inverts
: "A yellow shrimp"
6 posts
#7
Freshwater
: "Is there a clearer high pH test than Api's?"
5 posts
#8
Medical Help
: "ImJustBetta Green Fungus on Your Shrimp? Here’s What You Need to Know!"
5 posts
#9
Requesting Feedback
: "Would you put handmade “ancient sea / fossil” silicone decor in your tank?"
5 posts
#10
Plants
: "Shrimp"
2 posts
Member Growth in r/Aquariums
Yearly
+96k members(6.6%)
Similar Subreddits to r/Aquariums
r/AskHR
1.9M members
2.4% / yr
r/Bass
369k members
12.6% / yr
r/csgo
644k members
4.2% / yr
r/fishtank
100k members
41.2% / yr
r/GeForceNOW
166k members
20.1% / yr
r/GlobalOffensive
2.9M members
3.5% / yr
r/MechanicalEngineering
293k members
29.3% / yr
r/PCOS
320k members
26.2% / yr
r/plantclinic
901k members
8.0% / yr
r/Teachers
2.4M members
10.9% / yr
About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/Aquariums, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: September 30, 2026