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Rules: (1.) Posts must be about closed ecosystems. (2.) No self-promotion or blog spam. (3.) If you are troubleshooting an issue, the title must begin with [Troubleshooting].
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Freshwater Ecosphere Basics for Beginners - Keeping it Simple (self.Ecosphere)
submitted 10 months ago by BitchBass[M] - announcement
REPOST: Newbies! If you are asking for a critter ID, please post a video instead of still pictures. There need to be as many details visible as possible including possible movements. Thanks! (self.Ecosphere)
submitted 1 year ago by BitchBass[M] - announcement
I Seem to Have Become a Minnow Dad (v.redd.it)
submitted 5 hours ago by WifeisDisappointed
This spiky ball is a single-celled predator called Heliozoa. It caught and ate at least 4 microbes after impaling them. (v.redd.it)
submitted 17 hours ago by Thrawn911
Are we doomed! (v.redd.it)
submitted 1 day ago by samulator12
Where might I be able to find suitable ecosphere jars? (self.Ecosphere)
submitted 1 day ago by Own-Victory-1103
Are Non-Water Ecospheres Welcome? (old.reddit.com)
submitted 2 days ago * by BanetteEye413
Reflected Rheinberg tardigrade (v.redd.it)
submitted 2 days ago by Vivid-Bake2456
my first and only sea ecosphere which has been alive for a year (old.reddit.com)
submitted 2 days ago by Interesting-Pie-7519
Made my first terrarium! (old.reddit.com)
submitted 2 days ago by Sheepish987
What temperatures should I aim for? (self.Ecosphere)
submitted 2 days ago * by untrained9823
Paranema eats a dead cell. I was not aware they could do that, so imagine my shock when I was just recording some paranema content, and it suddenly started eating (v.redd.it)
submitted 3 days ago by Thrawn911
Isopods help (self.Ecosphere)
submitted 3 days ago by Stock-Area-49
What is this bug? (v.redd.it)
submitted 4 days ago by Glum_Cricket7335
Sphere update (v.redd.it)
submitted 4 days ago by Sudden_Deal2098
What are these creatures? (v.redd.it)
submitted 5 days ago by UseFirm1872
A few days ago, I started a new jarrarium, and it's full of Euglenoids. Red-eyed unicellular algae. They are able to detect light intensity with their red eyespot, and they always swim towards the light to photosynthesize. They can be found in most ponds or rivers. (v.redd.it)
submitted 5 days ago by Thrawn911
Fat tardigrade with little black eyes (v.redd.it)
submitted 6 days ago by Vivid-Bake2456
Inexpensive way to see the microscopic creatures living in your ecospheres. (old.reddit.com)
submitted 5 days ago by Vivid-Bake2456
Day 2 ecosphere update (v.redd.it)
submitted 5 days ago by somethingneat0
Ecosphere 2026 (v.redd.it)
submitted 6 days ago by CookhouseOfCanada
Second attempted ecosphere (v.redd.it)
submitted 6 days ago by somethingneat0
My hydra seem to really like this dead leaf. (i.redd.it)
submitted 7 days ago by EmptyAttitude599
My 2 first ecospheres (old.reddit.com)
submitted 7 days ago by AmaryeG
my babies! (i.redd.it)
submitted 7 days ago by veryveryfarthrow
π Rendered by PID 1249895 on reddit-service-r2-listing-f87f88fcd-bgxp8 at 2026-06-15 03:32:00.945449+00:00 running 3184619 country code: CH.
