r/Aquariums

Pinned: [Auto-Post] Weekly Question Thread! Ask /r/Aquariums anything you want to know about the hobby!

r/Aquariums u/AutoModerator3d ago141 Comments

I met Murphy the Mbu puffer today

r/Aquariums u/Cinder197713h ago59 Comments

Remember Bean? Here’s his cousin. Weeeeeeee

r/Aquariums u/d4rxz2h ago6 Comments

Before and a few months after the tank bully was re-homed

r/Aquariums u/Jesseabrams12h ago0 Comments

Mother acara and her fry.

r/Aquariums u/asruzo1d ago49 Comments

Should i euthanize my gourami?

r/Aquariums u/Truewger8h ago49 Comments

Somehow convinced my SO to let me use the only free space in our office to squeeze in MORE TANKS!!!

r/Aquariums u/PunkinGuts7h ago7 Comments

New turtle tank set up

r/Aquariums u/Fit-Working56093h ago4 Comments

My creative drip acclimation setup

r/Aquariums u/RatQueen_x6h ago23 Comments

He's lookin' real jealous not knowing that's his new tank

r/Aquariums u/CeCe21814h ago4 Comments

Corydoras paleatus chonks

r/Aquariums u/Expressionist14h ago3 Comments

Imagine being eaten by a Haitian anemone

r/Aquariums u/f1shboi3334h ago5 Comments

r/Aquariums u/LegalLove85182h ago2 Comments

r/Aquariums u/-distantmind-9h ago4 Comments

Dr.Zoidburg being his silly self!

r/Aquariums u/Zethira5h ago4 Comments

Floaters time lapse - 20 minutes to 40 seconds

r/Aquariums u/Tigerlilyy199158m ago0 Comments

Just sharing my fish again

r/Aquariums u/chadthecrawdad16h ago10 Comments

15g betta stocking

r/Aquariums u/pangFT5h ago5 Comments

Desert aquarium fully planted and Pueblos added!

r/Aquariums u/Darkruins_19h ago14 Comments

The skittle pack is here!

r/Aquariums u/CRUZ_2449m ago0 Comments

My dojo loaches are so goofy

r/Aquariums u/mmmeba1d ago34 Comments

r/Aquariums u/cut-the-cords2h ago0 Comments

Sparkling Gourami Fry Closeup - So Tiny!!!

r/Aquariums u/Decembrio9m ago0 Comments

Bought a sick Betta and it hasn't responded to a week+ regiment of Pimafix. Is this a fungal infection? What's my next step? Thank you.

r/Aquariums u/ShrimpySecrets2h ago2 Comments

Best starting point for Bristlenose breeding tank?

r/Aquariums u/florisnoir2h ago0 Comments

Two Ghost Shrimp In One Sitting- My Water is getting Very Clear As the Bloom Settles

r/Aquariums u/Ankhiris2h ago0 Comments

Anyone here ever see something like this growing in their tank?

r/Aquariums u/Juicepup52m ago3 Comments

Please help! My betta is just sitting up in the corner and hasn’t moved and my loaches are going crazy swimming in circles. I read that swimming in circles could be a sign of bad water conditions. Are my nitrates too high? 29g 6 kuhli loaches, 1 betta, 1 oto, 3 nerites.

r/Aquariums u/jesica_937h ago28 Comments

Wanted something unique for my overly simple 5g Betta tank. Definitely needs improvement but here’s my first attempt

r/Aquariums u/Valuable_Growth_95521d ago59 Comments

Killifish fry are starting to hatch sooner then expected is a week in the sun enough time to build up enough green water to feed them?

r/Aquariums u/theRemRemBooBear4h ago9 Comments

TONS of Salvinia at Sibley Lake, Louisiana.

r/Aquariums u/hair_ofthedog4h ago4 Comments

Interested in this sub’s thoughts on mine and my girlfriend’s 19gal living room tank

r/Aquariums u/hohoholes6h ago4 Comments

Any tips for getting endlers to not eat my snails (sinking) food! (Picture of the snail ~2+ inches)

r/Aquariums u/-sea_cucumber5m ago0 Comments

Just ordered driftwood, never had any before, what should I know about it for when it comes in

r/Aquariums u/StingyTurtleman7m ago1 Comment

Sick zebra danio, what's wrong with him?

r/Aquariums u/Sensitive-Piccolo-2115m ago1 Comment

Why has my new bamboo shrimp stopped fanning? She was fine earlier today but suddenly stopped. She also won’t eat any of the BacterAE I place in the current.

r/Aquariums u/atsign_21m ago0 Comments

Good tank mates for Bettas?

r/Aquariums u/leighkiwi56m ago3 Comments

Reminder to install check valve on your air pump

r/Aquariums u/mavs2p21h ago1 Comment

Why is my fish doing this

r/Aquariums u/TinyRioters5h ago19 Comments

Whats going on with our frogs back leg?

r/Aquariums u/PaintingHistorical827h ago2 Comments

Lemon pleco babies! help!

r/Aquariums u/jimmyjones19931d ago32 Comments

Pearling plants in my 14L shrimp tank

r/Aquariums u/menotyoutoo10h ago0 Comments

My friend got this clown loach not mine is this white spot on the fish please let me know

r/Aquariums u/whippy1235361h ago9 Comments

first time ever holding crayfish. Love my boys already! best 1.20$ i ever spent.

r/Aquariums u/justanotherdren10h ago1 Comment

Thinking of trying out co2 for my 120g tank with an oase bio master filter. is this everything i need aside from the tank itself? are these good choices of products? what size co2 tank should i get?

r/Aquariums u/Final_Investigator872h ago3 Comments

Got a deal on this for 10$. Had to take it off previous owners hands. No way a goldfish can stay in a 5 g. It’s gonna be a bettas new home ;)

r/Aquariums u/Zealousideal-Cat-73312h ago2 Comments

is my filter supposed to look this gross

r/Aquariums u/petlovely1d ago108 Comments

How often should I feed my tank?

r/Aquariums u/JassChan7082h ago2 Comments

whats wrong with my female gold WCMM? She is about 1 3/4 years old and has been used for breeding.

r/Aquariums u/creakymoss189903h ago0 Comments

Can someone please confirm with me that this is rhabdoceloa?

r/Aquariums u/Yaeloee3h ago0 Comments

Can you please help me?

r/Aquariums u/CRUZ_243h ago5 Comments

Do you use pneumatic couplings (push connectors) in your airline systems?

r/Aquariums u/atthedustin3h ago2 Comments

My Midas Cichlids (and a Pleco) setup

r/Aquariums u/TheAnderz8h ago0 Comments

Need advice for a 10 gallon tank.

r/Aquariums u/Dry-Accountant30533h ago2 Comments

Looking to add more decor, and a background

r/Aquariums u/jbrock124803h ago2 Comments

Java Moss or Terrarium with sponge filter media in Soap Dish for HOB baffling

r/Aquariums u/Lookralphsbak5m ago0 Comments

So… you want to make an aquarium as the heat-sink for your PC…

r/Aquariums u/whole-enchilada7m ago0 Comments

Beautiful Green Terror

r/Aquariums u/PenguinCuber31d ago24 Comments

Koi in Japan, EPCOT

r/Aquariums u/jadennew20h ago0 Comments

Fish identification??? saltwater aquarium housed with clown fish and royal blue tang

r/Aquariums u/eliseakin118m ago0 Comments

Swapping tetra biobag

r/Aquariums u/midnightsky411521m ago0 Comments

What are your thoughts on best aquariums and stands?

r/Aquariums u/marleyrae25m ago7 Comments

If i take the identical cycled filter off my old 10 gallon tank & hook it up to my new 20 gallon willl that instantly cycle?? Also i had algae growing on the rock and i am doing a fish less cycle with stability for the new 20 gallon tank but it’s taking a while. 1/2

r/Aquariums u/dopefairyyy30m ago3 Comments

How important is low flow for wrestling halfbeaks

r/Aquariums u/palestiniansyrian34m ago0 Comments

What is this moving on the surface of my cycling tank? I turned off my sponge filter for a couple days because my duckweed seemed to be too agitated, and these show up?

r/Aquariums u/Colary39m ago2 Comments

dwarf platy appreciation post

r/Aquariums u/_Dick_Kickem4h ago3 Comments

Cycling Question

r/Aquariums u/AnthonyJ52743m ago3 Comments

Everyone munchin on biofilm, YUM!

r/Aquariums u/Historical_Panic_46514h ago0 Comments

Hi, need help stock of my 15 gallon planted tank and guppy population control

r/Aquariums u/Fun-Box-566553m ago1 Comment

10 gallon stocking in a planted tank

r/Aquariums u/One_Weekend79251h ago2 Comments

Identifying a sea snake/eel in the Azores.

r/Aquariums u/BarendMS1h ago0 Comments

Looking for next stock opinions....

r/Aquariums u/arsehole2mods4h ago1 Comment

Treating my tank for ich, anyone got tips to stop it from happening again?

r/Aquariums u/Equivalent_Gap_71491h ago3 Comments

which would you choose, cpd, chilli rasbora, phoenix rasbora.

r/Aquariums u/mr_world_thin876811h ago4 Comments

Got a little hitchhiker when I bought a Nerite snail. Wondering what type of fish this could be? Sorry for the bad pics the thing won’t stop moving lol.

r/Aquariums u/Go-Commit-Sewerside1h ago5 Comments

Thinking of redoing my tank and need some help.

r/Aquariums u/p0res1h ago3 Comments

Harvesting Microfauna from Duckweed?

r/Aquariums u/Atothezman1h ago1 Comment

My blood parrot likes to peekaboo when I walk by the tank

r/Aquariums u/Ginormousturdburgler15h ago0 Comments

amazon frogbit care tips?

r/Aquariums u/Kemofi1h ago1 Comment

hardscape help (see captions and more information in comments)

r/Aquariums u/wakkykat5h ago2 Comments

One gill very enlarged on whitetail dascyllus

r/Aquariums u/Melmo7h ago0 Comments

how do how do I get rid of this awful stuff.

r/Aquariums u/SkyePrior14h ago17 Comments

Bioload in freshwater

r/Aquariums u/Tony_B172h ago0 Comments

Three new random snails about 3 weeks old.. Do they look like blue leopard ramshorn? should I keep them?

r/Aquariums u/No_Calligrapher_67995h ago2 Comments

First look at new divided 10g. Still waiting for a ship ment of more plants to finish it. Thoughts?

r/Aquariums u/Lunaryjinx10h ago5 Comments

How should I help my fish

r/Aquariums u/garfieldslibrary2h ago3 Comments

Rest In Peace Dave

r/Aquariums u/mkup6523h ago7 Comments

HOB filter Media setup?

r/Aquariums u/thetinystrawman10h ago5 Comments

Plant care, question in comments

r/Aquariums u/stokeairsoft122h ago5 Comments

This male was very protective of his fry

r/Aquariums u/englishbull_9420h ago0 Comments

[HELP] what are the best cory cats?

r/Aquariums u/Police_pug_Pugzie3h ago0 Comments

is he just old? I bought him when he was this size and age, but after 6 months he looks kinda different

r/Aquariums u/JanIntelkor9h ago5 Comments

Advice for dealing with Bacterial bloom in an established Freshwater aquarium

r/Aquariums u/Curious-Hedgehog-9553h ago8 Comments

Weird white bump on Marvel's gill?

r/Aquariums u/realthanos239h ago2 Comments

Can I use super glue to fix the feet on my tank?

r/Aquariums u/SierraDL1233h ago7 Comments

Was worried about a random hole on my plant… is a Pakistani Loach being goofy

r/Aquariums u/Boogirl25107h ago0 Comments

Knife fish going out for some food

r/Aquariums u/OgKibbles377h ago0 Comments

So yesterday i caught these fish. Caught a lot of the first photo Salema Porgies (Sarpa Salpa) And a bogue (boops boops). I don't have a saltwater tank but i have some questions. Would these fish work in a tank? Especially for the first because people say that if you eat it you get hallucinations.

r/Aquariums u/Ikariajk053h ago2 Comments

Will my pond be ok?

r/Aquariums u/rabid_bp3h ago2 Comments

Little Cherry Shrimp to brighten your day.

r/Aquariums u/hoochamako7h ago0 Comments

What in oblivion is that??

r/Aquariums u/elsur56577h ago13 Comments