Sea Lamprey Control in the Great Lakes 2019

Sea Lamprey Control in the Great Lakes 2019

SEA LAMPREY CONTROL IN THE GREAT LAKES 2019 ANNUAL REPORT TO THE GREAT LAKES FISHERY COMMISSION Mike Steeves Fisheries and Oceans Canada Sault Ste. Marie, Ontario Canada Jessica Barber U.S. Fish and Wildlife Service Marquette, Michigan United States Cover: Sea Lamprey in live tank at Sea Lamprey Control Outreach booth at the Duluth Boat, Sports, Travel and RV Show in Duluth, MN, 2019. (Photo: Stefanie Grand, DFO) Table of Contents INTRODUCTION ....................................................................................................................................... 7 FISH COMMUNITY OBJECTIVES ........................................................................................................ 7 Lake Superior ................................................................................................................................. 8 Lake Michigan ................................................................................................................................ 8 Lake Huron .................................................................................................................................... 8 Lake Erie ........................................................................................................................................ 9 Lake Ontario ................................................................................................................................ 10 LAMPRICIDE CONTROL ..................................................................................................................... 11 Lake Superior ............................................................................................................................... 14 Lake Michigan .............................................................................................................................. 18 Lake Huron .................................................................................................................................. 20 Lake Erie ...................................................................................................................................... 22 Lake Ontario ................................................................................................................................ 24 ALTERNATIVE CONTROL .................................................................................................................. 26 Barriers................................................................................................................................................ 26 Lake Superior ............................................................................................................................... 28 Lake Michigan .............................................................................................................................. 29 Lake Huron .................................................................................................................................. 32 Lake Erie ...................................................................................................................................... 34 Lake Ontario ................................................................................................................................ 36 Juvenile Trapping ............................................................................................................................... 37 Sterile Male Release Technique ........................................................................................................ 37 ASSESSMENT .......................................................................................................................................... 38 Larval Assessment .............................................................................................................................. 39 Lake Superior ............................................................................................................................... 39 Lake Michigan .............................................................................................................................. 47 Lake Huron .................................................................................................................................. 52 Lake Erie ...................................................................................................................................... 58 Lake Ontario ................................................................................................................................ 60 Juvenile Assessment ........................................................................................................................... 64 Lake Superior ............................................................................................................................... 64 Lake Michigan .............................................................................................................................. 65 Lake Huron .................................................................................................................................. 66 Lake Erie ...................................................................................................................................... 68 Lake Ontario ................................................................................................................................ 69 Adult Assessment ................................................................................................................................ 70 Lake Superior ............................................................................................................................... 70 Lake Michigan .............................................................................................................................. 72 Lake Huron .................................................................................................................................. 74 Lake Erie ...................................................................................................................................... 76 Lake Ontario ................................................................................................................................ 78 RISK MANAGEMENT ............................................................................................................................ 81 TASK FORCE REPORTS ....................................................................................................................... 85 Lampricide Control Task Force ........................................................................................................ 85 Barrier Task Force ............................................................................................................................. 88 Larval Assessment Task Force .......................................................................................................... 90 Trapping Task Force .......................................................................................................................... 92 COMMUNICATIONS AND OUTREACH ............................................................................................ 97 PERMANENT EMPLOYEES OF THE SEA LAMPREY CONTROL PROGRAM ........................ 98 1 Tables Table 1. Summary of lampricide applications in tributaries of the Great Lakes in 2019. ............11 Table 2. Details on the application of lampricides to tributaries and lentic areas of Lake Superior during 2019 (letter in parentheses corresponds to location of stream in Figure 2). .......................15 Table 3. Details on the application of lampricides to tributaries and lentic areas of Lake Michigan during 2019 (letter in parentheses corresponds to location of stream in Figure 2). .......................19 Table 4. Details on the application of lampricides to tributaries and lentic areas of Lake Huron during 2019 (letter in parentheses corresponds to location of stream in Figure 2). .......................21 Table 5. Details on the application of lampricides to tributaries and lentic areas of Lake Erie during 2019 (letter in parentheses corresponds to location of stream in Figure 2). ..................................23 Table 6. Details on the application of lampricides to tributaries of Lake Ontario during 2019 (letter in parentheses corresponds to location of stream in Figure 2).......................................................25 Table 7. Status of concurrence requests for barrier removals, replacements, or fish passage projects in Lake Superior tributaries during 2019. ......................................................................................29 Table 8. Status of concurrence requests for barrier removals, replacements, or fish passage projects in Lake Michigan tributaries during 2019. ....................................................................................31 Table 9. Status of concurrence requests for barrier removals, replacements, or fish passage projects in Lake Huron tributaries during 2019...........................................................................................33 Table 10. Status of concurrence requests for barrier removals, replacements, or fish passage projects in Lake Erie tributaries during 2019. ...............................................................................35 Table 11. Status of larval Sea Lamprey in Lake

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