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.
Once the goldfish have finished spawning the mats are removed from the tank and placed in another heated tank inside our hatching building. These goldfish eggs are then monitored 24 hours a day for 3 days, making sure the environment is perfect for these beauties to thrive.PAWNING-The first signs of goldfish spawning typically begins in April and can run as late as July. Ozark Fisheries uses two methods to spawn goldfish. The first method is pond spawning and the second method is tank spawning.