Specifications include, but are not limited to: The City intends to develop a list of contractors whose qualifications have been deemed desirable to meet the needs of the City’s long term management strategy. These contractors will be directed through task orders specifying the type of work and results desired. Work will include, but not be limited to, the following components: 1. The application of chemical herbicide, including: a. Appropriate applicators licensing and certifications b. Knowledge of terrestrial and aquatic vegetative species in this area. c. A working knowledge of the effects of different chemicals and how they interact with the ecosystem in which they are applied. d. An understanding of when chemical control is appropriate and preferred. 2. Physical removal of vegetation, sediment, and debris in aquatic, wetland and drainage areas may include, but not be limited to: a. Knowledge of vegetation species, sediment, debris and erosion issues that commonly occur in the area. b. An understanding of when to use different methods of physical removal.