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AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
| Species | Dasya sessilis [WoRMS] | |
| Authority | Yamada, 1928 | |
| Family | Delesseriaceae | |
| Order | Ceramiales | |
| Class | Florideophyceae | |
| Phylum | Rhodophyta | |
| Synonym (?) | ||
| Sub-species level (?) | Not entered |
| Native origin (?) | Ocean: Pacific --> Ocean region: NW Pacific |
| Life form / Life stage (?) |
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| Sociability / Life stage (?) |
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| Reproductive frequency (?) | Iteroparous |
| Reproductive type (?) | Asexual Sexual References: Peña, V., Bárbara, I. 2006. Revision of the genus Dasya (Ceramiales, Rhodophyta) in Galicia (NW Spain) and the addition of a new alien species Dasya sessilis Yamada for the European Atlantic coasts. In Anales del Jardín Botánico de madrid, 63( 1), pp. 13-26. Comments: This plant has an alternating life cycle with asexual tetrasporophytic plants and sexual gametophytic plant. |
| Developmental trait (?) | Direct development |
| Characteristic feeding method / Life stage (?) |
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| Mobility / Life stage (?) |
References (not structured): Peña, V., Bárbara, I. 2006. Revision of the genus Dasya (Ceramiales, Rhodophyta) in Galicia (NW Spain) and the addition of a new alien species Dasya sessilis Yamada for the European Atlantic coasts. In Anales del Jardín Botánico de madrid, 63( 1), pp. 13-26. Comments: Growing on a wide range of substrata (bedrock, mud and sand gravel, epizoic on Mytilus and Balanus). |
| Salinity tolerance range (?) | Unknown |
| Habitat modifying ability potential (?) | Autogenic ecosystem engineers |
| Toxicity / Life stage (?) | Not relevant |
| Bioaccumulation association (?) | Unknown |
| Known human health impact? | Not known Comments: Not available. |
| Known economic impact? | Not known Comments: Not available. |
| Known measurable environmental impact? | Not known Comments: Not available. |
| Included in the Target Species list? | No 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 (?) | Ballast waters References: Zaiko A., Martinez J.L., Schmidt-Petersen J., Ribicic D., Samuiloviene A. & Garcia-Vazquez E. (2015) Metabarcoding approach for the ballast water surveillance – an advantageous solution or an awkward challenge? Marine Pollution Bulletin, in press. Comments: presence of Dasya sp. was detected in ballast water by metabarcoding |
| Last update by | Sandra Gečaitė, 2024-07-31 |