AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Eusarsiella zostericola [WoRMS] | |
Authority | (Cushman, 1906) | |
Family | Sarsiellidae | |
Order | Myodocopida | |
Class | Ostracoda | |
Phylum | Arthropoda | |
Synonym (?) | ||
Sub-species level (?) | Not entered |
Native origin (?) | Not entered Comments: North-west Atlantic |
Life form / Life stage (?) |
Comments: E. zostericola is a free-living benthic ostracod. |
Sociability / Life stage (?) |
Comments: Not available. |
Reproductive frequency (?) | Iteroparous |
Reproductive type (?) | Sexual References: Alaska Center for Conservation Science (n.d.). Bering Sea Marine Invasive Species Assessment (Eusarsiella zostericola), available at: https://accs.uaa.alaska.edu/wp-content/uploads/eusarsiellazostericola.pdf (Accessed: 14 July 2024). Comments: Eusarsiella zostericola has separate sexes and internal fertilization. |
Developmental trait (?) | Brooding Direct development References: Alaska Center for Conservation Science (n.d.). Bering Sea Marine Invasive Species Assessment (Eusarsiella zostericola), available at: https://accs.uaa.alaska.edu/wp-content/uploads/eusarsiellazostericola.pdf (Accessed: 14 July 2024). Comments: Females have 5 to 16 eggs that are brooded. |
Characteristic feeding method / Life stage (?) |
Comments: Information on E. zostericola prey and forage is lacking in the literature. It is thought to be a carnivore, as one reported specimen contained a harpacticoid copepod. |
Mobility / Life stage (?) |
Comments: Benthic ostracods have limited swimming ability and dispersal rates. |
Salinity tolerance range (?) | Exact range: 18 - 42 References: Alaska Center for Conservation Science (n.d.). Bering Sea Marine Invasive Species Assessment (Eusarsiella zostericola), available at: https://accs.uaa.alaska.edu/wp-content/uploads/eusarsiellazostericola.pdf (Accessed: 14 July 2024). Comments: It occurs in coastal marine and estuarine habitats including eelgrass beds, oyster beds, and unstructured sediments such as mud and sand.E. zostericola is a upper mesohaline to upper euhaline species with a salinity tolerance of 18 ppt to 42 ppt. |
Habitat modifying ability potential (?) | Unknown Comments: Not available. |
Toxicity / Life stage (?) | Not relevant |
Bioaccumulation association (?) | Unknown Comments: Not available. |
Known human health impact? | Not known Comments: There are no documented cases of impact on human health or water quality by E. zostericola. |
Known economic impact? | Not known Comments: here are no known ecological impacts of Eu. zostericola. |
Known measurable environmental impact? | Not known Comments: There are no known ecological impacts of E. zostericola. |
Included in the Target Species list? | Yes References: HELCOM, 2009. Alien Species and Ballast Water [PDF]. Available at: (https://archive.iwlearn.net/helcom.fi/stc/files/shipping/Table_2_Alienspecies_%20lists_2009.pdf) |
Association with vessel vectors (?) | Unknown References: Faasse, M. 2013. The North American ostracod Eusarsiella zostericola (Cushman, 1906) arrives in mainland Europe. BioInvasions Records, 2(1), pp. 47-50. Comments: The ostracods were identifed as the North American species E. zostericola , previously introduced to southeastern England, probably with imported American oysters. |
Molecular information | Not available |
Last update by | Sandra Gečaitė, 2024-07-15 |