r/freshwater
267 members
r/freshwater is a subreddit with 267 members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses freshwater, fish, tank, water, and match.
A place for the next generation of scientists, researchers, and policymakers who are committed to exploring, protecting, and preserving one of our most vital natural resources
Popular Themes in r/freshwater
#1
Solution Requests
: "What Types of Freshwater Fish Are Easy to Care For?"
5 posts
#2
Advice Requests
: "How to Turn Seawater Into Fresh Water Using Sunlight"
4 posts
#3
Pain & Anger
: "Sudden death of x-ray tetras"
3 posts
#4
News
: "Scientists in Australia, US and Europe are testing a new biofertilizer made from a fast-growing freshwater cyanobacterium Tolypothrix (blue green algae), which can fix nitrogen from atmosphere without need for additional nitrogen fertilization"
2 posts
#5
Ideas
: "marimo moss as carpet idea???"
1 post
Popular Topics in r/freshwater
#1
Freshwater
: "Our Freshwater environment"
24 posts
#2
Fish
: "I love my Fish"
8 posts
#3
Tank
: "My Tank"
7 posts
#4
Water
: "Beavers support freshWater conservation and ecosystem stability"
7 posts
#5
Match
3 posts
#6
Kingfisher
: "Paul Kerry Targets Trent Barbel"
3 posts
#7
Tiger Muskie
: "Tiger Muskie"
2 posts
#8
Fishing
: "Social Distancing - Fishing for Perch......Actually Caught Some"
2 posts
#9
Plant
: "I just bought this Plant and i think it came with eggs."
2 posts
#10
Algae
: "Black Beard Algae?"
2 posts
Member Growth in r/freshwater
Yearly
+20 members(8.1%)
Similar Subreddits to r/freshwater
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1.5M members
6.2% / yr
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342k members
17.3% / yr
r/fishkeeping
34k members
30.6% / yr
r/Goldfish
83k members
21.1% / yr
About
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This page gives a focused view of r/freshwater, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: July 24, 2026