| Specimen ID | 271995 |
| Group | Reptiles-Crocodilians |
| Genus | Alligator |
| Species | mississippiensis |
| Common Name | American alligator |
| State | IL |
| County | Cook |
| Locality | Chicago River, near the Belmont Avenue bridge |
| Mapping Accuracy | Approximate |
| HUC8 Name | Chicago |
| HUC8 Number | 07120003 |
| Map | |
| Collection Day | 24 |
| Collection Month | 8 |
| Collection Year | 2010 |
| Year Accuracy | Actual |
| Potential Pathway | released pet |
| Status | failed |
| Reference 1 |
| Ref. Number: | 19462 |
| Date: | 2010 |
| Title: | Alligator Bob nabs 3-foot gator in Chicago River. |
| Publisher: | chicagobreakingnewscom. |
| Issue: | August 25, 2010 |
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| Reference 2 |
| Ref. Number: | 19463 |
| Author: | Dai, S. |
| Date: | 2010 |
| Title: | Chicago River alligator hunted by reptile experts. |
| Publisher: | The Huffington Post. |
| Issue: | August 24, 2010 |
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| Reference 3 |
| Ref. Number: | 19464 |
| Date: | 2010 |
| Title: | Second Chicago River alligator captured. |
| Publisher: | cbschicagocom. |
| Issue: | August 24, 2010 |
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| Comments | Specimen collected. |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Size | 42 in TL |
