Non-indigenous seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : a critical synthesis of diversity, spatial and temporal patterns
- Author
- Luna van der Loos (UGent) , Quinten Bafort (UGent) , Samuel Bosch, Enric Ballesteros, Ignacio Bárbara, Estibaliz Berecibar, Aurélie Blanfuné, Kenny Bogaert (UGent) , Silke Bouckenooghe (UGent) , Charles-Francois Boudouresque, Juliet Brodie, Ester Cecere, Pilar Díaz-Tapia, Aschwin H. Engelen, Karl Gunnarson, Soha Hamdy Shabaka, Razy Hoffman, Vivian Husa, Álvaro Israel, Mart Karremans, Jessica Knoop (UGent) , Line Le Gall, Christine A. Maggs, Frederic Mineur (UGent) , Manuela Parente, Frank Perk, Antonella Petrocelli, Conxi Rodríguez-Prieto, Sandrine Ruitton, Marta Sansón, Ester A. Serrão, Adriano Sfriso, Kjersti Sjøtun, Valérie Stiger-Pouvreau, Gwladys Surget, Ergun Taskin, Thierry Thibaut, Konstantinos Tsiamis, Lotte Van De Weghe, Marc Verlaque, Frédérique Viard, Sofie Vranken (UGent) , Frédérik Leliaert (UGent) and Olivier De Clerck (UGent)
- Organization
- Project
- Abstract
- Effective monitoring of non-indigenous seaweeds and combatting their effects relies on a solid confirmation of the non-indigenous status of the respective species. We critically analysed the status of presumed non-indigenous seaweed species reported from the Mediterranean Sea, the Northeast Atlantic Ocean and Macaronesia, resulting in a list of 140 species whose non-indigenous nature is undisputed. For an additional 87 species it is unclear if they are native or non-indigenous (cryptogenic species) or their identity requires confirmation (data deficient species). We discuss the factors underlying both taxonomic and biogeographic uncertainties and outline recommendations to reduce uncertainty about the non-indigenous status of seaweeds. Our dataset consisted of over 19,000 distribution records, half of which can be attributed to only five species (Sargassum muticum, Bonnemaisonia hamifera, Asparagopsis armata, Caulerpa cylindracea and Colpomenia peregrina), while 56 species (40%) are recorded no more than once or twice. In addition, our analyses revealed considerable variation in the diversity of non-indigenous species between the geographic regions. The Eastern Mediterranean Sea is home to the largest fraction of non-indigenous seaweed species, the majority of which have a Red Sea or Indo-Pacific origin and have entered the Mediterranean Sea mostly via the Suez Canal. Non-indigenous seaweeds with native ranges situated in the Northwest Pacific make up a large fraction of the total in the Western Mediterranean Sea, Lusitania and Northern Europe, followed by non-indigenous species with a presumed Australasian origin. Uncertainty remains, however, regarding the native range of a substantial fraction of non-indigenous seaweeds in the study area. In so far as analyses of first detections can serve as a proxy for the introduction rate of non-indigenous seaweeds, these do not reveal a decrease in the introduction rate, indicating that the current measures and policies are insufficient to battle the introduction and spread of non-indigenous species in the study area.
- Keywords
- BIOLOGICAL INVASIONS, SPECIES DELIMITATION, TAXONOMY, INTRODUCTIONS, RHODOPHYTA, DICTYOTALES, GRATELOUPIA, IMPACTS, COMPLEX, ALGA, Biodiversity, Chlorophyta, Europe, invasive alien species, non-indigenous species, Phaeophyceae, Rhodophyta, Plant science, Aquatic science
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Citation
Please use this url to cite or link to this publication: http://hdl.handle.net/1854/LU-01HMZXXXM5RKXVA3CA0W58B0KC
- MLA
- van der Loos, Luna, et al. “Non-Indigenous Seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : A Critical Synthesis of Diversity, Spatial and Temporal Patterns.” EUROPEAN JOURNAL OF PHYCOLOGY, vol. 59, no. 2, 2024, pp. 127–56, doi:10.1080/09670262.2023.2256828.
- APA
- van der Loos, L., Bafort, Q., Bosch, S., Ballesteros, E., Bárbara, I., Berecibar, E., … De Clerck, O. (2024). Non-indigenous seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : a critical synthesis of diversity, spatial and temporal patterns. EUROPEAN JOURNAL OF PHYCOLOGY, 59(2), 127–156. https://doi.org/10.1080/09670262.2023.2256828
- Chicago author-date
- Loos, Luna van der, Quinten Bafort, Samuel Bosch, Enric Ballesteros, Ignacio Bárbara, Estibaliz Berecibar, Aurélie Blanfuné, et al. 2024. “Non-Indigenous Seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : A Critical Synthesis of Diversity, Spatial and Temporal Patterns.” EUROPEAN JOURNAL OF PHYCOLOGY 59 (2): 127–56. https://doi.org/10.1080/09670262.2023.2256828.
- Chicago author-date (all authors)
- van der Loos, Luna, Quinten Bafort, Samuel Bosch, Enric Ballesteros, Ignacio Bárbara, Estibaliz Berecibar, Aurélie Blanfuné, Kenny Bogaert, Silke Bouckenooghe, Charles-Francois Boudouresque, Juliet Brodie, Ester Cecere, Pilar Díaz-Tapia, Aschwin H. Engelen, Karl Gunnarson, Soha Hamdy Shabaka, Razy Hoffman, Vivian Husa, Álvaro Israel, Mart Karremans, Jessica Knoop, Line Le Gall, Christine A. Maggs, Frederic Mineur, Manuela Parente, Frank Perk, Antonella Petrocelli, Conxi Rodríguez-Prieto, Sandrine Ruitton, Marta Sansón, Ester A. Serrão, Adriano Sfriso, Kjersti Sjøtun, Valérie Stiger-Pouvreau, Gwladys Surget, Ergun Taskin, Thierry Thibaut, Konstantinos Tsiamis, Lotte Van De Weghe, Marc Verlaque, Frédérique Viard, Sofie Vranken, Frédérik Leliaert, and Olivier De Clerck. 2024. “Non-Indigenous Seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : A Critical Synthesis of Diversity, Spatial and Temporal Patterns.” EUROPEAN JOURNAL OF PHYCOLOGY 59 (2): 127–156. doi:10.1080/09670262.2023.2256828.
- Vancouver
- 1.van der Loos L, Bafort Q, Bosch S, Ballesteros E, Bárbara I, Berecibar E, et al. Non-indigenous seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : a critical synthesis of diversity, spatial and temporal patterns. EUROPEAN JOURNAL OF PHYCOLOGY. 2024;59(2):127–56.
- IEEE
- [1]L. van der Loos et al., “Non-indigenous seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : a critical synthesis of diversity, spatial and temporal patterns,” EUROPEAN JOURNAL OF PHYCOLOGY, vol. 59, no. 2, pp. 127–156, 2024.
@article{01HMZXXXM5RKXVA3CA0W58B0KC, abstract = {{Effective monitoring of non-indigenous seaweeds and combatting their effects relies on a solid confirmation of the non-indigenous status of the respective species. We critically analysed the status of presumed non-indigenous seaweed species reported from the Mediterranean Sea, the Northeast Atlantic Ocean and Macaronesia, resulting in a list of 140 species whose non-indigenous nature is undisputed. For an additional 87 species it is unclear if they are native or non-indigenous (cryptogenic species) or their identity requires confirmation (data deficient species). We discuss the factors underlying both taxonomic and biogeographic uncertainties and outline recommendations to reduce uncertainty about the non-indigenous status of seaweeds. Our dataset consisted of over 19,000 distribution records, half of which can be attributed to only five species (Sargassum muticum, Bonnemaisonia hamifera, Asparagopsis armata, Caulerpa cylindracea and Colpomenia peregrina), while 56 species (40%) are recorded no more than once or twice. In addition, our analyses revealed considerable variation in the diversity of non-indigenous species between the geographic regions. The Eastern Mediterranean Sea is home to the largest fraction of non-indigenous seaweed species, the majority of which have a Red Sea or Indo-Pacific origin and have entered the Mediterranean Sea mostly via the Suez Canal. Non-indigenous seaweeds with native ranges situated in the Northwest Pacific make up a large fraction of the total in the Western Mediterranean Sea, Lusitania and Northern Europe, followed by non-indigenous species with a presumed Australasian origin. Uncertainty remains, however, regarding the native range of a substantial fraction of non-indigenous seaweeds in the study area. In so far as analyses of first detections can serve as a proxy for the introduction rate of non-indigenous seaweeds, these do not reveal a decrease in the introduction rate, indicating that the current measures and policies are insufficient to battle the introduction and spread of non-indigenous species in the study area.}}, author = {{van der Loos, Luna and Bafort, Quinten and Bosch, Samuel and Ballesteros, Enric and Bárbara, Ignacio and Berecibar, Estibaliz and Blanfuné, Aurélie and Bogaert, Kenny and Bouckenooghe, Silke and Boudouresque, Charles-Francois and Brodie, Juliet and Cecere, Ester and Díaz-Tapia, Pilar and Engelen, Aschwin H. and Gunnarson, Karl and Shabaka, Soha Hamdy and Hoffman, Razy and Husa, Vivian and Israel, Álvaro and Karremans, Mart and Knoop, Jessica and Le Gall, Line and Maggs, Christine A. and Mineur, Frederic and Parente, Manuela and Perk, Frank and Petrocelli, Antonella and Rodríguez-Prieto, Conxi and Ruitton, Sandrine and Sansón, Marta and Serrão, Ester A. and Sfriso, Adriano and Sjøtun, Kjersti and Stiger-Pouvreau, Valérie and Surget, Gwladys and Taskin, Ergun and Thibaut, Thierry and Tsiamis, Konstantinos and Van De Weghe, Lotte and Verlaque, Marc and Viard, Frédérique and Vranken, Sofie and Leliaert, Frédérik and De Clerck, Olivier}}, issn = {{0967-0262}}, journal = {{EUROPEAN JOURNAL OF PHYCOLOGY}}, keywords = {{BIOLOGICAL INVASIONS,SPECIES DELIMITATION,TAXONOMY,INTRODUCTIONS,RHODOPHYTA,DICTYOTALES,GRATELOUPIA,IMPACTS,COMPLEX,ALGA,Biodiversity,Chlorophyta,Europe,invasive alien species,non-indigenous species,Phaeophyceae,Rhodophyta,Plant science,Aquatic science}}, language = {{eng}}, number = {{2}}, pages = {{127--156}}, title = {{Non-indigenous seaweeds in the Northeast Atlantic Ocean, the Mediterranean Sea and Macaronesia : a critical synthesis of diversity, spatial and temporal patterns}}, url = {{http://doi.org/10.1080/09670262.2023.2256828}}, volume = {{59}}, year = {{2024}}, }
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