Live coral auctions featuring WYSIWYG coral lots. Bidding starts at $1. Earn coral, and more as you play.
New Account Bonus
Claim $10 Coral Cash toward your first auction win.
New accounts only. No spam. Just coral auctions.
Every Auction
Google Reviews
— Bidders
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Raymundo Orozco
"Hands down best experience I've ever had. I've been communicating with Chris and he is awesome. Great customer service and he goes the extra mile to make sure I got all my goodies good and healthy. I'll continue to play and collect some great quality corals. Not to mention the awesome swag that came with my package. BLOWN AWAY!"
Browse real WYSIWYG lots from the active ReefRivals auction. Create your account to place your first bid.
52 coral lots available right now.
This is not a storefront. It is a live progression system.
Every lot is WYSIWYG and ships to your reef.
Every bid contributes to your rank.
Free frags, colonies, and more as you level up.
Enter your email, finish signup, and place your first live bid.
ReefRivals exists to make buying coral online feel fun, transparent, and rewarding.
We love reef tanks.
Like many hobbyists, we have spent years hunting for unique coral, trading frags with friends, and building reefs piece by piece.
Along the way we discovered incredible vendors and collectors across the reefing community.
At the same time, we kept thinking about how the online coral buying experience could be even better.
What if auctions were simpler, more transparent, and every coral was exactly what you saw.
That idea eventually became ReefRivals.
A platform built by reefers where auctions are transparent, competitive, and fun. Just real coral and a better way to collect it.
— Chris Newell, Founder of ReefRivals
Key details on lot standards, bidding, shipping, and how to get started.
