Distribution

This is the current known distribution of Gammarus tigrinus based on occurrence data in the Ocean Biodiversity Information System (OBIS) and the Global Biodiversity Information Facility, as well as distribution records in the World Register of Marine Species (WoRMS).

Invasiveness

According to WoRMS, Gammarus tigrinus is reported to be invasive or of concern in the following areas:

Locality	Establishment	Invasiveness
United Kingdom part of the Celtic Sea	alien	invasive
French part of the Bay of Biscay	alien	invasive
Finnish Exclusive Economic Zone	alien	invasive

Recent detections

	Taxon	Area	Confidence	Best hit	Reads	Names	Risk	Status	Detected	Marker
No alerts found.

Risk analyses

Area-specific risk analyses for Gammarus tigrinus are listed below.

	Taxon	Area	Native	Introduced	Invasive	Global impact	Thermal	Priority list	Level
	Gammarus tigrinus Arthropoda > Malacostraca > Gammaridae WoRMS: 102296	Fiji							low

Priority lists

Gammarus tigrinus is included in the following priority lists.

Name	URL	Species	Areas
No lists found.