r/Aquariums is a subreddit with 1.5M members. The community frequently discusses struggling, tank, fish, looking for a, and filter, and they frequently recommend/review schooling fish, aquarium, and canister filter, and the most common flair used is advice needed, showing off my tank, identification request, beginner help, and medical help.
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 Topics in r/Aquariums
#1
Struggling
10 posts
#2
Tank
9 posts
#3
Fish
8 posts
#4
Looking For A
7 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
: "Terrible Beginner mistake. Need advice"
76 posts
#2
Showing Off My Tank
: "My pond now"
26 posts
#3
Identification Request
: "What kind of catfish is this?"
19 posts
#4
Beginner Help
: "What would you add/change?"
19 posts
#5
Medical Help
: "Help with this white spot on Bolivian ram fins"
13 posts
#6
Discussion
: "One oto just attacked my other fish"
11 posts
#7
Freshwater
: "Small aquarium for my Everglades Crayfish"
9 posts
#8
Shrimp/Snails/Inverts
: "WHICH ONE IS THE ONE I FEED TO MY cherry shrimps? so many diff dandilion leaves"
7 posts
#9
Requesting Feedback
: "Monstera in 125 gallon aquarium"
6 posts
#10
Plants
: "red root"
3 posts
Member Growth in r/Aquariums
Yearly
+91k members(6.3%)
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About
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Last updated: August 24, 2026