New records of Conrad’s false mussel Mytilopsis leucophaeata (Conrad, 1831) in the Vistula Delta
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31 mai 2017
À propos de cet article
Catégorie d'article: Short communication
Publié en ligne: 31 mai 2017
Pages: 231 - 236
Reçu: 15 août 2016
Accepté: 29 sept. 2016
DOI: https://doi.org/10.1515/ohs-2017-0023
Mots clés
© Faculty of Oceanography and Geography, University of Gdańsk, Poland. All rights reserved.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1
Information about Mytilopsis leucophaeata and parameters measured at the study sites_ Numbers in brackets presented in the “site” column refer to the numbers of sites used in Figure 1
| Site | Abundance (ind. m ) | Shell length (mm) | Temperature (°C) | Salinity (PSU) | Depth (m) | Substrate description | Dominant accompanying species | |
|---|---|---|---|---|---|---|---|---|
| Gulf of Gdańsk | Torpedo testing facility (4) | 19 | 5-13 | 14 | 6.9 | 7.5 | Rough, concrete walls | |
| Other 6 sites (1-3, 5-7) | 0 | - | 5-18 | 6.8-7.2 | 5-20 | Rough, concrete walls, steel shipwrecks, natural boulders | ||
| Wisła Śmiała | National Sailing Center (8) | 69 | 11-21 | 19 | 4.2 | 4 | Very rough steel plating | |
| Martwa Wisła | “Galeon” shipyard (9) | 31 | 13-22 | 19 | 6.4 | 4 | Rough steel plating | |
| Błotniki Yacht Port (12) | 1 only one individual found during underwater observations |
16 | 19 | 6.2 | 4 | Smooth steel pile | ||
| Vistula | 2 sites (10, 11) | 0 | - | 18 | 0.4 | 2-3 | Rough concrete pier and steel piles | |
| Vistula Lagoon | 5 sites (13-17) | 0 | - | 17-19 | 2.5-4.0 | 2-3 | Rough and smooth concrete pier | |