: Gammarus tigrinus
: Sexton, 1939
: 102296
Species Taxonomy
: Gammaridae
: Amphipoda
: Malacostraca
: Arthropoda
Species Data from AquaNIS
: Not entered
: Ballast waters
: Not entered
Results of species assessment according to Target Species selection criteria
Known human health impact? No
Comments: Not available.
Known economic impact? No
Comments: Not available.
Known measurable environmental impact? Yes
Comments: Outcompetes native gammarids, forces them to leave their preferred habitats and increasing exposure to fish predation (Orav-Kotta et al., 2009; Kotta et al., 2010, 2011).
References: AquaNIS. Editorial Board, 2015. Information system on Aquatic Non-Indigenous and Cryptogenic Species. World Wide Web electronic publication. www.corpi.ku.lt/databases/aquanis. Version 2.36+. Accessed 2021-07-23. Kotta, J., Orav-Kotta, H., Herkül, K. 2010. Separate and combined effects of habitat-specific fish predation on the survival of invasive and native gammarids. Journal of Sea Research, 64: 369-372. Kotta, J., Orav-Kotta, H., Herkül, K., Kotta, I. 2011. Habitat choice of the invasive Gammarus tigrinus and the native Gammarus salinus indicates weak interspecific competition. Boreal Environment Research, 16(Suppl. A): 64-72. Orav-Kotta, H., Kotta, J., Herkül, K., Kotta, I., Paalme, T. 2009. Seasonal variability in the grazing potential of the invasive amphipod Gammarus tigrinus and the native amphipod Gammarus salinus (Amphipoda: Crustacea) in the northern Baltic Sea. Biological Invasions, 11: 597-608.
Included in the final TS list? - Yes
Comments: Assessed by the COMPLETE project experts (2021), included in target species list.