Impact ID |
Scientific Name
|
Impact Type
|
Study Type
|
Study Location
|
Impact Description
|
Geographic Location
|
Reference
|
1809
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Observational
|
Field
|
Gut content analysis shows that fish prey on Cherax quadricarinatus outside of their native range.
|
|
33464
|
1895
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Anecdotal
|
N/A
|
Due to the evidence that Cherax quadricarinatus is consumed by native fish, it is possible that the species may impact the food web.
|
|
33464
|
5174
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Observational
|
Laboratory
|
Cherax quadricarinatus feeds upon native macrophytes, invertebrates, fishes, and other crayfish.
|
Lake Kariba, Zimbabwe
|
37842
|
5191
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Experimental
|
Laboratory
|
Cherax quadricarinatus ate Potamogeton nodosus, but not a significantly different amount than did native Potamonautes perlatus at 19 and 28 degrees Celsius.
|
South Africa
|
37892
|
5310
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Anecdotal
|
Field
|
In reservoirs where native decapods have been extirpated, Cherax quadricarinatus may provide the ecosystem services and fill the niche that native decapods would inahbit.
|
Puerto Rico
|
36126
|
7435
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Anecdotal
|
N/A
|
Cherax quadricarinatus can have profound impacts on freshwater communities due to their opportunistic, omnivorous and predatory nature.
|
|
42339
|
7645
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Anecdotal
|
N/A
|
Fishes native to Sierra Gorda Biosphere Reserve; Astyanax mexicanus, Ictiobus labiosusa, and Herichthys cyanoguttatus nonnative fishes; Micropterus salmoides, Cyprinus carpio, and Oreochromis niloticus can predate Cherax quadricarinatus.
|
Sierra Gorda Biosphere Reserve, Central Mexican Plateau
|
42422
|
7733
|
Cherax quadricarinatus
|
Predation/Herbivory
|
Observational
|
Field
|
In Lake Kariba Cherax quadricarinatus has been shown to consume Oreochromis niloticus in gillnets.
|
Lake Kariba, Zimbabwe
|
42484
|