Aquarium Fish International (AFI) was a North American monthly magazine, published by BowTie Inc. of Irvine, California, and dedicated to freshwater and saltwater fishkeeping and the aquarium/fishkeeping hobby in general.

[1] In June 2010, the former Freshwater and Marine Aquarium magazine ceased publication, and several of its columns were merged into AFI.

Monthly columns included Freshwater Q&A, The Aquabotanist, Reef Aquarist, Adventures in Fish Breeding, Secrets to Society Success, Saltwater Q&A, FishKidz, Aquarist Notebook, Aquatic Maestro, Wet Vet, Sand Mail, Popular Freshwater Tropicals, Reef Notes, Freshwater Forum, In the Fish Room and Species Profile.

Animals that have appeared in the magazine include: clownfish, lionfish, cichlids, discus, butterflyfish, tetras, live-bearers, rasboras, triggerfish, starfish, freshwater shrimp, jellyfish, Acropora and brain corals, and more.

Over the years, Scott W. Michael, J. Charles Delbeek, Dick Au, Julian Sprung and many other members of the fishkeeping industry have contributed to Aquarium Fish International.