From Goldfish to Saltwater Fish: Just 3 fish in a 60cm tank. My journey into saltwater fishkeeping that began in the off-season

With mid-October behind us, the air in the mornings and evenings has become much colder.The ranchu goldfish and medaka I ...
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Never release your goldfish into a lake, and here’s exactly what happens next

Goldfish are everywhere: in classrooms, home aquariums and backyard ponds. They’re seen as low-maintenance pets, even markers of childhood. But a new body of research warns that when these fish end up ...

Goldfish produce droppings that stay connected without breaking

Goldfish droppings do not break off immediately. They hang from the fish's rear like a thin string and trail along as it ...