| Impact ID | 3699 |
| Impact Type | Disease/Parasite/Toxicity |
| Study Type | Observational |
| Study Location | Field |
| Impact Description | Neogobius melanostomus was parasitized by 8 species, , half of which were in all 4 of the examined host species. Number of parasite species corresponded with the length of time the species had been present in the system, advantage gained from parasite release is mainly in the early stages of invasion and diminishes over a relatively short period |
| Reference | 34341 |
| Cost | |
| Location | River Rhine |