Welcome to Fish in Aquarium

Join me as I document my fish-keeping experience of the world’s most beautiful fish species in the world. I hope my writing helps you to care for your fish more effectively and know more about different species.

FIA is community supported website. When you purchase through links on our site, we may earn an affiliate commission. Learn More.

Freshwater Fish Species

Salamanders

Saltwater Fish Species

From the Blog

Tank Guides

Aquariums around the World