6 results for Gammarus fasciatus (a freshwater amphipod)

Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Geographic Location Reference
3877 Gammarus fasciatus Competition Anecdotal N/A Echinogammarus ischnus & Gammarus fasciatus directly compete for resources Great Lakes 13595
9782 Gammarus fasciatus Competition Anecdotal N/A Gammarus fasciatus may share food resources with Hyalella azteca. Middle Sister Island, Lake Erie, USA 16374
9783 Gammarus fasciatus Competition Observational Field Possible intraguild predation of introduced Gammarus fasciatus and competition for food may change population structure, causing a decrease of abundance or disappearance of native or alien gammarid species. Gulf of Finland 30481
9784 Gammarus fasciatus Competition Experimental Laboratory Invasive Echinogammarus ischnus is replacing Gammarus fasciatus at some sites in the upper St. Lawrence River (where G. fasciatus is native). However, they coexist in other habitats. 24601
9785 Gammarus fasciatus Competition Observational Field Invasive Echinogammarus ischnus has been observed replacing Gammarus fasciatus on hard substrates throughout the lower Great Lakes. Great Lakes 16364
9786 Gammarus fasciatus Competition Experimental Field Gammarus fasciatus has been replaced by the invasive Echinogammarus ischnus throughout the lower Great Lakes. E. ischnus was observed preying on juvenile G. fasciatus. St. Lawrence River 43388

Currently showing impact type "Competition".

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