Specifications include, but are not limited to: Contractor shall kill at least 90% of the floating aquatic vegetation (hydrilla / water hyacinth) in the GENCO Canal within the project limits (from Davis Road downstream to FM 528 at the Cypress Bay subdivision). Contractor shall also provide and install a solar-powered aeration system to provide dissolved oxygen to the canal at two locations. Treat & Kill Floating Aquatic Vegetation 3.2.1 Contractor shall kill at least 90% of the floating aquatic vegetation in the GENCO Canal within the project limits (from Davis Road downstream to FM 528 at the Cypress Bay subdivision) from bank to bank and in all structures, trees and obstacles. 3.2.2 Contractor shall treat floating vegetation with EPA-approved aquatic herbicides. The applicator shall be commercially licensed in aquatics by the Texas Department of Agriculture (TDA). A copy of the applicator’s license and certificate of insurance (COI) shall be submitted with the proposal. 3.2.3 At least 90% of the floating aquatic vegetation shall be treated and killed. 3.2.5 Any permits, licenses or applicable fees shall be included in the proposal. 3.2.6 Any follow-up visits to treat the remaining vegetation shall be included in the bid, including maintenance and retreatment as required at 6 months, 1 year, and 2 years after original vegetation treatment.