Asian Longhorned Beetle (no confirmed sightings in Maine as yet) Brown Spruce Longhorn Beetle (no confirmed sightings in Maine as yet) (Canada’s Invasive Species Centre) (Brown Spruce Longhorn Photos — BugGuide.net) Brown Marmorated Stink Bug — Halyomorpha halys (Maine Dept of Agriculture, Conservation & Forestry) (Has been detected in Maine but it does not appear to