| Impact ID | 3493 |
| Impact Type | Predation/Herbivory |
| Study Type | Experimental |
| Study Location | Laboratory |
| Impact Description | Grass shrimp, Palaemonetes spp., preferred Myriophyllum spicatum foliage over Ruppia maritima cover when in the presence of predator blue crab, Callinectes sapidus. |
| Reference | 33999 |
| Cost | |
| Location | |