| Specimen ID | 1334800 |
| Group | Fishes |
| Genus | Ctenopharyngodon |
| Species | idella |
| Common Name | Grass Carp |
| State | IL |
| County | Hancock |
| Locality | Mississippi River at Keokuk, 5.95 river km downstream (southwest) of the US 136 bridge crossing the Mississippi River AND 1.9 river km downstream (southwest) of the confluence of the Des Moines and Mississippi rivers |
| Mapping Accuracy | Accurate |
| HUC8 Name | Bear-Wyaconda |
| HUC8 Number | 07110001 |
| HUC10 Name | Buck Run-Mississippi River |
| HUC10 Number | 0711000106 |
| HUC12 Name | Greys Island-Mississippi River |
| HUC12 Number | 071100010601 |
| Map | |
| Collection Day | 27 |
| Collection Month | 5 |
| Collection Year | 2014 |
| Year Accuracy | Actual |
| Potential Pathway | stocked for biocontrol | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 29302 |
| Author: | Camacho, C. |
| Date: | 2017 |
| Title: | Asian Carp egg and larval presence in the Mississippi Basin, 2014-2015. |
| Publisher: | Iowa Dept. of Natural Resources |
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| Record Type | Literature |
| Verifier | Iowa Dept. of Natural Resources |
| Freshwater/Marine | Freshwater |
| Year Class | eggs and age 0 |
