| Specimen ID# | State | County | Locality | Year | HUC Number | Drainage Name | Status |
|---|
| 116510 | IA | Allamakee | Mississippi River (R.M. 660) at Interstate Power County, Lansing, Iowa | 1992 | 07060001 | Coon-Yellow | established |
| 116494 | IA | Allamakee | Mississippi River (R.M. 664) near Lansing, Iowa | 1992 | 07060001 | Coon-Yellow | established |
| 116488 | IA | Clayton | Mississippi River (R.M. 615.1) at Lock and Dam No. 10 auxillary lock chamber, near Guttenberg, Iowa | 1992 | 07060003 | Grant-Little Maquoketa | established |
| 116686 | IA | Clayton | Mississippi River (R.M. 623.7-623.9) at Pattison Grain Elevator near Bagely, WI | 1992 | 07060003 | Grant-Little Maquoketa | established |
| 116501 | IA | Jackson | Mississippi River (R.M. 554.1) near the Iowa side just south of Bellevue, Iowa | 1992 | 07060005 | Apple-Plum | established |
| 117137 | IA | Clayton | Mississippi River, at Lock and Dam #10 near Guttenberg, IA | 1994 | 07060003 | Grant-Little Maquoketa | established |
| 117473 | IA | Clayton | Mississippi River (R.M. 615.1) at Lock and Dam #10 at Guttenberg, IA | 1995 | 07060003 | Grant-Little Maquoketa | established |
| 117419 | IA | Des Moines | Mississippi River (R.M. 404) at Burlington, Iowa | 1995 | 07080104 | Flint-Henderson | established |
| 117415 | IA | Des Moines | Mississippi River (R.M. 404) at Burlington, Iowa | 1995 | 07080104 | Flint-Henderson | established |
| 117418 | IA | Des Moines | Mississippi River (R.M. 404) at Burlington, Iowa | 1995 | 07080104 | Flint-Henderson | established |
| 117417 | IA | Des Moines | Mississippi River (R.M. 404) at Burlington, Iowa | 1995 | 07080104 | Flint-Henderson | established |
| 117416 | IA | Des Moines | Mississippi River (R.M. 404) at Burlington, Iowa | 1995 | 07080104 | Flint-Henderson | established |
| 117474 | IA | Dubuque | Mississippi River (R.M. 583.0) at Lock and Dam #11 at Dubuque, IA | 1995 | 07060005 | Apple-Plum | established |
| 117475 | IA | Jackson | Mississippi River (R.M. 556.7) at Lock and Dam #12 at Bellevue, IA | 1995 | 07060005 | Apple-Plum | established |
| 117424 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117423 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117425 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117420 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117426 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117427 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117479 | IA | Muscatine | Mississippi River (R.M. 457.2) Lock and Dam # 16 at Muscatine, IA | 1995 | 07080101 | Copperas-Duck | established |
| 117421 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117422 | IA | Muscatine | Mississippi River (R.M. 454) at Muscatine, Iowa | 1995 | 07080101 | Copperas-Duck | established |
| 117477 | IA | Scott | Mississippi River (R.M. 493.3) at Lock and Dam #14 at Davenport, IA | 1995 | 07080101 | Copperas-Duck | established |
| 154097 | IA | Dubuque | Mississippi River (Gulf of Mexico Drainage) River Mile 588.0-589.7, upstream of Lock and Dam 11, on and between submerged islands | 1999 | 07060005 | Apple-Plum | established |
| 118208 | IA | Woodbury | Missouri River (R.M. 716.8) about 15 mi S of Sioux City, IA at MidAmerican Energy intake. | 1999 | 10230001 | Blackbird-Soldier | established |
| 158135 | IA | Clayton | Mississippi River (R.M. 607) (Pool 11) [vicinity of Cassville, Wisconsin] | 2001 | 07060003 | Grant-Little Maquoketa | established |
| 158132 | IA | Louisa | Lake Odessa [adjacent to Mississippi River (R.M. 437)~ 4 miles E of Wapello, IA] | 2001 | 07080101 | Copperas-Duck | established |
| 158133 | IA | Muscatine | Mississippi River (R.M. 462.5) at Fairport, IA (Pool 16) | 2001 | 07080101 | Copperas-Duck | established |
| 158134 | IA | Scott | Mississippi River (R.M. 503) [Princeton, IA] (Pool 14) | 2001 | 07080101 | Copperas-Duck | established |
| 153607 | IA | Scott | Mississippi River (R.M. 493.3) at Lock and Dam #14 at Davenport, IA | 2001 | 07080101 | Copperas-Duck | established |
| 158136 | IA | Scott | Mississippi River (R.M. 503) [Princeton, IA] (Pool 14) | 2002 | 07080101 | Copperas-Duck | established |
| 158137 | IA | Allamakee | Mississippi River (R.M. 646) in Harpers Slough at Harpers Ferry, IA | 2003 | 07060001 | Coon-Yellow | established |
| 158139 | IA | Clayton | Mississippi River (R.M. 608) (Pool 11) [vicinity of Cassville, WI] | 2003 | 07060003 | Grant-Little Maquoketa | established |
| 158138 | IA | Clayton | Mississippi River (R.M. 635) (Pool 10) [vicinity of Prairie du Chien, WI] | 2003 | 07060001 | Coon-Yellow | established |
| 158142 | IA | Des Moines | Mississippi River (R.M. 400) (Pool 19) in Burlington, IA | 2003 | 07080104 | Flint-Henderson | established |
| 158143 | IA | Lee | Mississippi River (R.M. 363) (Pool 20) in Keokuk, IA | 2003 | 07080104 | Flint-Henderson | established |
| 158141 | IA | Louisa | Mississippi River (R.M. 445) (Pool 17) [~8 miles S of Muscatine, IA] | 2003 | 07080101 | Copperas-Duck | established |
| 164613 | IA | Cerro Gordo | Clear Lake [in Clear Lake, IA] | 2005 | 07080203 | Winnebago | established |
| 166835 | IA | Delaware | Lake Delhi on the Maquoketa River, ~1 mi SW of Delhi [=Hartwick Lake] | 2006 | 07060006 | Maquoketa | established |
| 257945 | IA | Cerro Gordo | a pond in East Park in Mason City | 2008 | 07080203 | Winnebago | collected |
| 257941 | IA | Linn | Cedar River at the Duane Arnold Energy Center just N of the town of Palo | 2008 | 07080205 | Middle Cedar | collected |
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