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Representing the national sport fishing community on Congressionally mandated federal Ruffe Control Committee and Great Lakes Panel on Exotics, the Great Lakes Sport Fishing Council recognizes the seriousness of incidentally introduced foreign species(exotics) into our ecosystem. The Council has assembled a series of informational links to help anglers learn more about the invasion of these unwanted exotics. |
photo courtesy IL DNR GOBY |
Round goby These small Round gobies probably will be able to invade many regions of the Great Lakes. |
photo courtesy GLNPO |
Sea Lamprey One of the most predatory of fish, the Sea lamprey has caused major destruction. |
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photo courtesy SeaGrant |
Spiny
Water Flea Bythotrephes (bith-o-THEH-freez) may adversely affect our ecosytem, owning to competition for food. more abundance = less food for juvenile fish. |
photo courtesy SeaGrant |
Zebra
Mussel introduced into the Great Lakes in 1985 /1986, by transoceanic ship discharge of ballast water , have cost millions in damage. |
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photo courtesy GLNPO RUFFE |
Ruffe Eurasian ruffe may pose a serious ecological threat to water environments and to the future of sport and commercial fishing. |
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Purple
Loosestrife is prolific, it can overtake wetland areas, replacing valuable native plants. |
Laws and Policies - | - Newsletters - | - Great Lakes Panel on Aquatic Nuisance Species - Illinois Natural History Survey | Northeast-Midwest Institute: Biological Pollution Spreads. - |- MN Sea Grant "Field Guide to Exotics" - |- Aquatic Nuisance Species Nat'l Task Force - ׀ Ruffe Control Committee meeting minutes (1995-2000) - ׀ - Ruffe Control Program - ׀ - Ruffe Surveillance in the Great Lakes, 1998 ׀ Great Lakes Panel on Aquatic Nuisance Species |
Nonindigenous Species Reporting Form Many of the Great Lakes States have different possession laws pertaining to exotics species , it is important that you report all new sightings.
The AQUATIC NUISANCE PREVENTION AND CONTROL ACT
was passed in 1990, and mandates ballast water exchange of all salt water vessels entering the St. Lawrence Seaway. In 1996, the National Invasive Species Act of 1996 was passed , and is the U.S. federal bill to reauthorize and expand the 1990 federal nonindigenous species legislation. A key element of the legislation is that it provides for ballast water management to prevent the introduction and further spread of nonindigenous species in U.S. waters. Even so, accidental introduction of exotics is now the most serious threat to the health of our natural resources in the Great Lakes region.
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More information about Exotics is available on the Great Lakes Information Network. | Great Lakes Fishery Commission for more information about Sea Lamprey Control | One of the best educational resources on the web |
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