9 results for Osmerus mordax (Rainbow Smelt)

Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Geographic Location Reference
3720 Osmerus mordax Competition Observational Field Thermal overlap between yellow perch and rainbow smelt in Crystal Lake resulted in reduced feeding success for perch because of similarity in prey resource use relative to rainbow smelt. United States, Wisconsin, Crystal Lake 24332
3723 Osmerus mordax Competition Anecdotal N/A Smaller individuals (<150mm) consumer large quantities of invertebrates making them competitors for food with many species. United States, Great Lakes 772
3730 Osmerus mordax Competition Observational Field Rainbow smelt and cisco have a high probability of habitat overlap United States, Lake Superior 34432
6706 Osmerus mordax Competition Observational Field In a review of rainbow smelt introductions in inland Ontario lakes, 13 of 24 lakes with introduced rainbow smelt experienced a decline in lake whitefish recruitment while 5 of 19 reported declines in cisco Lake Ontario, USA 24329
6716 Osmerus mordax Competition Observational Field Cisco species decline was correlated with smelt increases in most of the Great Lakes. Great Lakes, USA 772
6718 Osmerus mordax Competition Anecdotal N/A Competition with rainbow smelt have been implicated in the declines of shortnose cisco (Coregonus reighardi). Great Lakes, USA 24325
6719 Osmerus mordax Competition Anecdotal N/A Competition with rainbow smelt have been implicated in the declines of deepwater sculpin (Myoxocephalus thompsonii). Great Lakes, USA 24326
6720 Osmerus mordax Competition Anecdotal N/A Competition with rainbow smelt have been implicated in the declines of blackfin cisco (Coregonus nigripinnis). Great Lakes, USA 24327
6721 Osmerus mordax Competition Observational Field A study of Wisconsin inland lakes with and without introduced rainbow smelt from 1985-2004 found that young-of-the-year walleye (Sander vitreus) density was significantly lower in invaded lakes Great Lakes, USA 17204

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