AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Paralithodes camtschaticus [WoRMS] | |
Authority | (Tilesius, 1815) | |
Family | Lithodidae | |
Order | Decapoda | |
Class | Malacostraca | |
Phylum | Arthropoda | |
Synonym (?) | Paralithodes camtschatica | |
Sub-species level (?) | Not entered |
Native origin (?) | Country: Japan --> LME: 51. Oyashio Current Comments: The red king crab, P. camtschaticus, is native to the Okhotsk and Japan seas, the Bering Sea and the northern Pacific Ocean. In the 1960s it was intentionally released by Russian scientists into the Barents Sea to create a new fishing resource. |
Life form / Life stage (?) |
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Sociability / Life stage (?) |
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Reproductive frequency (?) | Iteroparous References (not structured): Stevens, B. G., & Swiney, K. M. (2007). Hatch timing, incubation period, and reproductive cycle for captive primiparous and multiparous red king crab, Paralithodes camtschaticus. Journal of Crustacean Biology, 27(1), 37-48. |
Reproductive type (?) | Sexual References: Rodin VE (1989) Population Biology of the King Crab Paralithodes camtschatica Tilesius in the North Pacific Ocean. In: Proc. Int. Symp. King & Tanner Crabs Nov. 1989, Anchorage, Alaska, 133-144 |
Developmental trait (?) | Brooding References: Rodin VE (1989) Population Biology of the King Crab Paralithodes camtschatica Tilesius in the North Pacific Ocean. In: Proc. Int. Symp. King & Tanner Crabs Nov. 1989, Anchorage, Alaska, 133-144 Comments: Female P. camtschaticus brood eggs underneath their tail flap for about 11 months. Fecundity varies between 15,000 to nearly 500,000 eggs, depending on area (Jewett and Onuf, 1988). The crab larvae develop in the coastal zone. After hatching into a brief (couple of minutes) prozoea stage, the larvae pass through four pelagic stages, followed by a settling stage (megalopa), in about two months. The larvae may be transported considerable distances by currents. For survival of the young, the larvae must be transported to favourable habitats. |
Characteristic feeding method / Life stage (?) |
References (not structured): Cunningham CW, Blackstone NW, Buss LW (1992) Evolution of king crab from hermit crab ancestors. Nature, 355:539-542 Comments: Adult red king crabs are opportunistic omnivores feeding on the most abundant benthic organisms. The red king crab is a large generalist predator. |
Mobility / Life stage (?) |
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Salinity tolerance range (?) | Venice system: 6. Polymixohaline [18-30psu] 7. Euhaline [30-40psu] References: Parshin-Chudin, A. V., Borisov, R. R., Kovacheva, N. P., Lebedev, R. O., & Nazartseva, M. Y. (2014). Effect of salinity on the survival of red king crab, Paralithodes camtschaticus (Tilesius, 1815), at early stages of ontogeny. Russian Journal of Ecology, 45(2), 150. |
Habitat modifying ability potential (?) | Keystone species References: Hemmingsen W, Jansen PA, MacKenzie K (2005) Crabs, leeches and trypanosomes: an unholy trinity? Marine Pollution Bulletin, 50(3):336-339. http://www.sciencedirect.com/science/journal/0025326x Comments: P. camtschaticus is a generalist predator and may impact native biodiversity and exploit commercial scallop beds. Research suggests red king crabs are indirectly responsible for increased transmission of trypanosomes to cod by promoting an increase in the populations of the leech vector. Introduced predators are hypothesized to have the largest impact on native communities. |
Toxicity / Life stage (?) | Not relevant References: Sagerup, K., Nahrgang, J., Frantzen, M., Larsen, L. H., & Geraudie, P. (2016). Biological effects of marine diesel oil exposure in red king crab (Paralithodes camtschaticus) assessed through a water and foodborne exposure experiment. Marine environmental research, 119, 126-135. Kline, E. R., & Stekoll, M. S. (2000). Relative sensitivity of marine species to an effluent with elevated total dissolved solids. Environmental Toxicology and Chemistry: An International Journal, 19(1), 228-233. |
Bioaccumulation association (?) | Anthropogenic chemical compounds Natural toxins References: Sagerup, K., Nahrgang, J., Frantzen, M., Larsen, L. H., & Geraudie, P. (2016). Biological effects of marine diesel oil exposure in red king crab (Paralithodes camtschaticus) assessed through a water and foodborne exposure experiment. Marine environmental research, 119, 126-135. Fu, Z., Wu, F., Mo, C., Liu, B., Zhu, J., Deng, Q., ... & Zhang, Y. (2011). Bioaccumulation of antimony, arsenic, and mercury in the vicinities of a large antimony mine, China. Microchemical Journal, 97(1), 12-19. Julshamn, K., Valdersnes, S., Duinker, A., Nedreaas, K., Sundet, J. H., & Maage, A. (2015). Heavy metals and POPs in red king crab from the Barents Sea. Food chemistry, 167, 409-417. Comments: Can accumulate PAHs. |
Known human health impact? | Not known Comments: Not available. |
Known economic impact? | Not known Comments: Not available. |
Known measurable environmental impact? | Known 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. Falk-Petersen, J., Renaud, P., Anisimova, N. 2011. Establishment and ecosystem effects of the alien invasive red king crab (Paralithodes camtschaticus) in the Barents Sea – a review. ICES Journal of Marine Science, 68: 479-488. Comments: Reduction in benthic diversity and biomass (Falk-Petersen et al. 2011). |
Included in the Target Species list? | Yes Comments: Assessed by the COMPLETE project experts (2021), included in target species list. |
Association with vessel vectors (?) | Ballast waters References: Faccia, I., Alyakrinsky, A., & Bianchi, C. N. (2009). The crab that came in from the cold: first record of Paralithodes camtschaticus (Tilesius, 1815) in the Mediterranean Sea. Aquatic Invasions, 4(4), 715-718. Comments: Possible. |
Last update by | Agnese Marchini, 2020-06-02 |