Distribution

This is the current known distribution of Hemigrapsus sanguineus 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, Hemigrapsus sanguineus is reported to be invasive or of concern in the following areas:

Locality	Establishment	Invasiveness
French part of the English Channel	alien	of_concern
Dutch part of the North Sea	alien	invasive
Romanian part of the Black Sea	alien	invasive
North Sea	alien	invasive
French part of the English Channel	alien	invasive
French part of the North Atlantic Ocean	alien	invasive
French part of the North Sea	alien	invasive
United States part of the North Atlantic Ocean	alien	invasive
German part of the North Sea	alien	invasive
United Kingdom part of the Bristol Channel	alien	invasive
United Kingdom part of the North Sea	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 Hemigrapsus sanguineus are listed below.

	Taxon	Area	Native	Introduced	Invasive	Global impact	Thermal	Priority list	Level
	Hemigrapsus sanguineus Arthropoda > Malacostraca > Varunidae WoRMS: 158417 GISD: 756 CABI: 107738	Fiji						priority	high

Priority lists

Hemigrapsus sanguineus is included in the following priority lists.

Name	URL	Species	Areas
Top 25 Marine non-indigenous species for the Pacific region	https://brb.sprep.org/content/top-25-marine-non-indigenous-species-pacific-region	18	Fiji
PacMAN target species	https://pacman.obis.org/	10	Fiji