The American Medaka Association (AMA) is a nonprofit community dedicated to ethical breeding, education, and the preservation of true medaka lineage.
Proudly representing 120+ approved members across the U.S. and beyond.
*Includes every approved member, even those who chose not to appear in the public directory. Only the total count is shown — never their details.
To build a trustworthy and ethical medaka community in the United States — grounded in education, traceable lineage, and respect for the original creators of each strain.
Learn more about AMA →Practical, science-grounded guidance on medaka care, lineage, and fixation.
No egg sales — live fish for better traceability and quality control.
Verified sources and clear lineage that honor original creators (作出者).
A trustworthy network of medaka keepers, rooted in the U.S. and growing worldwide.
We're looking for breeding tips, tank setups, photos, videos, and personal experiences that could help other medaka keepers. Share what has worked for you.
Submit by Aug 31, 2026
Members: share a photo, video, article, or breeding experience — approved submissions are featured in the newsletter.
Jun 27, 2026
Planning is underway for AMA's first Annual Medaka Exhibition & Show in 2026. More details to come — stay tuned and subscribe to our newsletter for updates.
Jun 27, 2026
Our first list of members is now live in the public directory. Reviewed for their commitment to traceability, strain integrity, and responsible practices — connect with keepers and breeders across the country.
Jun 27, 2026
We're proud to launch the American Medaka Association — a volunteer-led, non-commercial community founded on no egg sales, verified sources, and a community-first philosophy. The Clean Medaka Movement starts now. Membership is free and applications are open!
Selling live fish — not eggs — supports traceability, quality control, and the legacy of each strain.
Why AMA talks about “lineage” and “fixation” so often — and what they mean for a strain.
Everything a new keeper needs to know about water, tanks, and daily care for healthy medaka.
A warm welcome to the keepers who recently joined AMA.
MedaTruong
California · joined Jul 27, 2026
Ash
North Carolina · joined Jul 26, 2026
Vanessa
Illinois · joined Jul 26, 2026
KE
Kentucky · joined Jul 26, 2026
Christopher Flemming
Virginia · joined Jul 25, 2026
SuckaForMedaka
California · joined Jul 25, 2026
Swamp Rabbit Aquatics SC
South Carolina · joined Jul 24, 2026
Odonata
Washington · joined Jul 23, 2026