Asian Carp and the Great Lakes Region Page: 6 of 25
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Asian Carp and the Great Lakes Region
Figure 1. Records of Grass Carp Capture, as of February 1, 2010
hur lesrecud
Wrin-Y px~icir sb~hr! record
Source: U.S. Geological Survey, Nonindigenous Aquatic Species Fact Sheet on grass carp.
Notes: HUC (Hydrologic Unit Code) indicates to how much of a drainage basin the data apply. HUC 6 = one or
more grass carp captured in the drainage basin. HUC 8 = one or more grass carp captured in the drainage
subbasin. Records should not be interpreted as indicating the current presence of grass carp in all these areas.
Figure 2. Records of Black Carp Capture, as of February 2, 2010
M'y/opha ryngodlon piceus
S A'
-huc; 8 le-.el rceiord
Source: U.S. Geological Survey, Nonindigenous Aquatic Species Fact Sheet on black carp.
Notes: HUC 8 = one or more black carp captured in the drainage subbasin. Records should not be interpreted
as indicating the current presence of black carp in all these areas.Congressional Research Service2
2
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Buck, Eugene H.; Upton, Harold F.; Stern, Charles V. & Nichols, James E. Asian Carp and the Great Lakes Region, report, May 25, 2010; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc821970/m1/6/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.