This linguistic confusion is why Americans call the Pennsylvania Dutch Dutch even though they're Germans. To review: this country is the Netherlands, its people are Dutch, they speak Dutch. There is no country called Holland, but there are provinces of North and South Holland.
In clean, uncrowded conditions in tanks or ponds, goldfish grow fast. They can grow to a few inches (1 to 4 inches) within the first year. It really depends on their genetics and living situation. It may take a year or two before they change color from brown to gold or whatever color their parents were.
After 1000 degree days the eggs within the female goldfish are mature enough and the chances of a golfish spawning is any day now. If you keep track of the daily water temperature daily will be your best way at determining how soon or often your goldfish will be breeding or laying eggs. Remember the male goldfish needs to be sexually mature enough too. If your interested in breeding goldfish then itâs best to learn as much as you can. Throughout my blog you will find more information on breeding goldfish. Youâll learn all about how goldfish spawn come breeding time through the links below.