sentences:  Goldfish were introduced to Europe during the 18th century.In the later 18th century, widespread public interest in the study of nature was awakening, and fish were kept in glass jars, porcelain containers, wooden tubs, and small artificial ponds.During this time zoologist and botanist, Johann Matthaeus Bechstein, kept many fish and amphibians and laid down the foundation for aquarium and terrarium science.