Were there any differences in leech collecting practices in different regions or countries?

Yes, there were differences in leech collecting practices across different regions and countries. Some cultures viewed leeches as valuable medicinal creatures, while others saw them as pests to be avoided. In some areas, leeches were sought after and collected for their medicinal properties, while in others they were considered a nuisance and measures were taken to prevent encounters with them. Additionally, techniques for collecting and handling leeches may have varied among different regions and cultures.