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A new home for aquarium people
Small worlds.
Extraordinary finds.
Find your next favorite fish, a little more green, or the gear that brings it all together.
Hobbyists. Breeders. Aquarium people.
A little wonder. A whole new world.⌁
Built around the hobby.Thoughtful listings. Real connections.
Clear seller profiles Fish-rated feedback Auctions & Buy Now Direct buyer–seller payments
Find your corner of the hobby
All categories →What’s going in your tank?
The next great find starts here
Explore auctions →A marketplace worth waiting for.
bettas
Galaxy Koi Betta — Demo Auction
$35.000 bids · ends Nov 6, 19:03 UTC
Shipping $16.00View listing →
guppies
Blue Mosaic Guppy Trio — Demo Auction
$28.000 bids · ends Nov 6, 20:03 UTC
Shipping $14.00View listing →
shrimp
Cherry Shrimp Starter Colony — Demo Auction
$24.000 bids · ends Nov 6, 21:03 UTC
Shipping $12.00View listing →
plants
Anubias Nana Petite Clump — Demo Auction
$18.000 bids · ends Nov 6, 22:03 UTC
Shipping $9.00View listing →
cichlids
Electric Blue Acara Juvenile Pair — Demo Auction
$42.000 bids · ends Nov 6, 23:03 UTC
Shipping $18.00View listing →
equipment
Nano Aquarium LED Light — Demo Auction
$30.000 bids · ends Nov 7, 00:03 UTC
Shipping $10.00View listing →
From one aquarium person to anotherYour next chapter
Your next chapter
starts with a connection.
Raise beautiful fish? Grow more plants than you can keep? Make something the hobby needs? There’s a place for you here.
Discover selling on TankBids →Share what you love.
Seller applications and marketplace listings will open after their safety controls are qualified.
Build your reputation.
Connect directly, keep records together, and earn feedback from linked transactions when trading opens.
The TankBids blog
Explore the blog →Grow your aquarium knowledge.
Practical guides to maintenance, filtration, design and livestock.
A routine you can actually keep
Observation, testing and water changes in one repeatable plan.
Choose a filter around your aquarium
Compare sponge, hang-on-back and canister setups.
An aquascape that works on maintenance day
Plan swimming space, equipment access and mature growth.