r/Aquariums is a subreddit with 1.5M members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses looking for a, tank, fish, struggling, and filter, 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
: "Will a 10 gallon tank be supported enough by this dresser?"
17 posts
#2
Solution Requests
: "Where to buy 125G-150G tank"
5 posts
#3
Pain & Anger
: "Parasites or ich?"
4 posts
Popular Topics in r/Aquariums
#1
Looking For A
12 posts
#2
Tank
12 posts
#3
Fish
9 posts
#4
Struggling
8 posts
#5
Filter
7 posts
#6
Algae
6 posts
#7
Plants
5 posts
#8
Aquarium
4 posts
#9
Betta
3 posts
#10
Looking For A Centerpiece Fish
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
: "Is this daphnia ? Water under 400x magnification"
88 posts
#2
Showing Off My Tank
: "Strange and Beautiful biofilm in currently fishless no tech aquarium"
37 posts
#3
Beginner Help
: "Confused about the proper first cycle of a fish tank"
19 posts
#4
Freshwater
: "Just a happy lil fella"
10 posts
#5
Discussion
: "What colour/strain/type are these white swordtails?"
10 posts
#6
Medical Help
: "I think my fish is sick :( pls help"
8 posts
#7
Requesting Feedback
: "Tank Tips"
7 posts
#8
Identification Request
: "Oregon coast fresh water plant id help"
6 posts
#9
Shrimp/Snails/Inverts
: "Biggest ramshorn I've seen irl"
5 posts
#10
Plants
: "Green onions I’m growing in my shrimp tank"
4 posts
Member Growth in r/Aquariums
Yearly
+91k members(6.3%)
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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: August 1, 2026