| Impact ID | 2546 |
| Impact Type | Water Quality |
| Study Type | Anecdotal |
| Study Location | Field |
| Impact Description | Male Pterygoplichthys spp. dig out river banks to create burrows in which an attracted female will lay and guard her eggs. In large numbers, this burrowing behavior contributes to problems with siltation. |
| Reference | 18646 |
| Great Lakes Region | No |
| Cost | |
| Location | |
