preview

Gypsy Moths Disadvantages

Good Essays

Gypsy moths are native to parts of Europe, Asia, and Northern Africa. According to Christina Girdwood at Penn State University, ¨During the 1860s, E. Leopold Trouvelot introduced gypsy moths to North America in hopes of using the species as the foundation of silk industry in the United States.¨ However, the silk from these moths were not reliable and were able to escape Trouvelot´s home laboratory. They survived in the hardwood forests of Massachusetts, causing them to spread rapidly through North America, creating negative environmental impacts, and leading people to have to find ways to manage them.
After the caterpillars escaped from Trouvelot´s yard, they became established in local areas. This lead to the first outbreak of gypsy moths in Massachusetts during the 1800s. Residents of the Boston area became alarmed, and actions were taken to eradicate the moth. The methods used during this process ranged from manual removal of egg masses, burning infested forests, and the application of primitive insecticides. However, despite the money and efforts to get rid of the moths they continued to expand and attempts to remove them were abandoned. Since those outbreaks, they have now spread northward into southern Canada and south as far as Virginia. ¨It is estimated that the moths are spreading at a rate of twenty kilometers per year,¨ stated by the US Forest Service. Gypsy moths are spread through many ways. When the caterpillars are still small, they drop down from tree

Get Access