Asian Shore Crab

Scientific name: Hemigrapsus sanguineus (De Haan, 1853)

Common names: Asian shore crab, Japanese shore crab, Pacific crab

Native To: Western Pacific Ocean

Date of U.S. Introduction: First discovered in 1988 in New Jersey

Images: Google

Means of Introduction: Possibly through ballast water

Impact: Competes with native crustaceans and preys on other native species

Current U.S. Distribution: Eastern U.S. coastal region (NAS Database map)

Management Plans: Aquatic Species

Selected Internet Resources:

• Federal Government
• State Government
• University/Academic
• International
• Organizations

Hemigrapsus sanguineus
Integrated Taxonomic Information System.
Taxonomy

Hemigrapsus sanguineus Article Citation Search - AGRICOLA Database
USDA. National Agricultural Library.
Research; Special Note: NAL Catalog Search (resources)

Hemigrapsus sanguineus - Rhode Island Marine & Estuarine Invasive Species Site
DOC. NOAA. National Estuarine Research Reserve System. Narragansett Bay Research Reserve. Coastal Training Program.
Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution

Marine Invasive Species: Hemigrapsus sanguineus (PDF | 551 KB)
DOI. NPS. Natural Resource Program Center.
Identification/Description; Photographs; Introduction History; Photographs; Impacts; Habitat; Distribution

Asian shore crab, Japanese shore crab, Pacific crab - Nonindigenous Species Information Bulletin
DOI. USGS. Florida Integrated Science Center.
Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Controls

Hemigrapsus sanguineus - Nonindigenous Aquatic Species Database
DOI. USGS. Florida Integrated Science Center.
Identification/Description; Photographs; Introduction History; Impacts; Distribution; Special Note: Distribution by county

The Asian Shore Crab
Maine Department of Marine Resources.
Identification/Description; Photographs; Habitat; Distribution

Asian shore crab
Cornell University Cooperative Extension. New York Invasive Species Clearinghouse.
Identification/Description; Photographs; Introduction History; Impacts

Japanese Shore Crab - Exotic Aquatics on the Move
National Sea Grant Network and Geographic Education Alliances.
Identification/Description; Photographs; Introduction History; Impacts; Habitat; Controls

Hemigrapsus sanguineus
Massachusetts Institute of Technology Sea Grant. Center for Coastal Resources.
Identification/Description; Illustrations; Introduction History; Impacts; Distribution

Marine Pest: Asian shore crab (Aug 2008; PDF | 372 KB)
National System for the Prevention and Management of Marine Pest Incursions (Australia).
Identification/Description; Photographs; Impacts; Habitat

Japanese Shore Crab
Pests and Diseases Images Library (Australia).
Identification/Description; Photographs; Distribution

Hemigrapsus sanguineus (crustacean) - ISSG Global Invasive Species Database
World Conservation Union. Invasive Species Specialist Group.
Taxonomy; Identification/Description; Photographs; Impacts; Life Cycle; Habitat; Distribution; Dispersion; Controls

Organizations

Asian shore crab
Guide to Invasive Species of the Galveston Bay Area (Texas).
Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Controls

Hemigrapsus sanguineus: Invasive to Maine (PDF | 315 KB)
Gulf of Maine Research Institute. Vital Signs.
Identification/Description; Photographs; Illustrations

Asian shore crab
Northeast Aquatic Nuisance Species Panel.
Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution

Hemigrapsus sanguineus - Guide to Marine Invaders in the Gulf of Maine (PDF | 24 KB)
Salem Sound Coastwatch (Massachusetts).
Identification/Description; Photographs; Illustrations; Introduction History; Life Cycle; Habitat; Distribution