Alien insect species may present a multifaceted threat to ecosystems into which they are introduced. In addition to the direct damage they may cause. they may also bring novel diseases and parasites and/or have the capacity to vector microorganisms that are already established in the ecosystem and are causing harm. Damage caused by ectoparasitic larvae of the invasive fly. https://www.chiggate.com/nhl-hockey-2020-draft-puck-hot-on-sale/