Specifications include, but are not limited to: 3.2 Timing 3.3.1 Conduct survey flights between March 20, 2019 and April 10, 2019 during favorable weather (no rain/snow, winds during flight <15knots). 3.3.2Ability to conduct survey flights at night and early morning before sunrise in addition to 1.5 hours after sunrise (timing will be varied over the course of this project to determine best time to survey). 3.3.3For each survey polygon, survey flights should be conducted in a single day, as area, weather and conditions permit, to minimize grouse movements and potential double counting. 3.3Project Area3.2.1 Minimum acreage to be surveyed is 42,327 acres in at least 5 discrete polygons ranging in size from approximately 5,900 acres to over 12,000 acres. 3.2.2 Maximum survey acreage may be up to 270,000 acres depending upon bid price and available funds. Final polygons and area to be flown will be determined by CPW. 3.2.3 Airport facilities to be used are at the discretion of the vendor and will be arranged by the vendor; options include Montrose County Airport, Hopkins Field/Nucla, CO, Blake Field/Delta, CO, or Walker Field/Grand Junction, CO.