TOMAHAWK LAKE ASSOCIATION: Tomahawk Lake Trial EWM Treatment Project

Purpose

As part of the TLA's IPM Plan, they are currently using mechanical harvesting as their primary tool to alleviate nuisance conditions caused by EWM. This program will integrate a series of herbicide treatment trials in confined to protected bays of the lake where the likelihood of success is higher. These areas are less compatible with mechanical harvesting, as they contain shallow water and/or docks and other obstacles. Project final deliverables include: 1) EWM management and required permit reporting (herbicide treatment records); 2) Data from EWM and aquatic plant surveys; 3) Herbicide concentration results in SWIMS; 4) Annual and final AIS monitoring and control strategy reports. Specific project activities include: 1) Conduct Pretreatment and refinement surveys 2) Conduct quantitative monitoring using sub-PI 3) TLA volunteers would collect herbicide concentration monitoring, and send samples to EPL Lab 4) The professional hand-harvesting (includes DASH as appropriate) 5) Conduct qualitative monitoring through a Late-Season Professional EWM Mapping survey. 6) Conduct annual meetings and reporting Special Conditions: DNR is to receive copies of the final report along with, or prior to submission of grantee's final payment request. It is recommended that Grantee provide DNR Lake Coordinator with a draft of the final report for comment on report adequacy prior to making final payment to the consultant. It is strongly recommended that an annual management strategy meeting be held each winter with DNR to discuss EWM management for the next year before aquatic plant management permit applications are submitted. This scope summarizes the project detail provided in the application and does not negate tasks/deliverables described therein. Data, records, and reports, including GIS-based maps, and digital images, must be submitted to the Department in a format specified by the regional Lake Biologist.

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Aquatic Invasives Grant
Aquatic Invasives Control
ACEI31223
2023
Active
 
Activities & Recommendations
Grant Awarded
Grant ACEI31223 awarded
 
Watershed
 
Waters