Agneta Andersson
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View article: An assistive haptic-based obstacle avoidance system for individuals with profound visual impairment
An assistive haptic-based obstacle avoidance system for individuals with profound visual impairment Open
In this paper, we present a haptic-based wireless electronic system that helps users with profound visual impairment avoid obstacles and map their surroundings through an unknown landscape. Our aim has been to design a lightweight and low-…
View article: Perfoliate Pondweed Meadows in Northern Coastal Areas—Reservoirs of Diverse Bacteria With Pathogenic Traits and Complex Carbon Metabolism
Perfoliate Pondweed Meadows in Northern Coastal Areas—Reservoirs of Diverse Bacteria With Pathogenic Traits and Complex Carbon Metabolism Open
The perfoliate pondweed, Potamogeton perfoliatus , is a common macrophyte in freshwater and subarctic coastal areas. This species builds extensive meadows that play a role as a filter removing nutrients traversing from land to sea and main…
View article: Blooms of filamentous cyanobacteria reduce zooplankton quality and pelagic food web efficiency
Blooms of filamentous cyanobacteria reduce zooplankton quality and pelagic food web efficiency Open
Cyanobacterial blooms in marine and freshwater ecosystems have increased in magnitude, frequency, and distribution worldwide during recent decades. Filamentous cyanobacteria are of unsuitable size for mesozooplankton feeding and of poorer …
View article: Climate change–induced terrestrial matter runoff may decrease food web production in coastal ecosystems
Climate change–induced terrestrial matter runoff may decrease food web production in coastal ecosystems Open
Climate change is projected to cause elevated precipitation in northern Europe, leading to increased runoff of terrestrial matter to coastal areas. The consequences for food web production and ecosystem function remain unclear. A mesocosm …
View article: Changes in phytoplankton communities along a north–south gradient in the Baltic Sea between 1990 and 2008
Changes in phytoplankton communities along a north–south gradient in the Baltic Sea between 1990 and 2008 Open
Evaluation of changes in Baltic Sea phytoplankton communities has been hampered by a lack of quantitative long-term data. We investigated changes in biomass of summer (June–September) phytoplankton ...
View article: Distinct bacterial and protist plankton diversity dynamics uncovered through DNA-based monitoring in the Baltic Sea area
Distinct bacterial and protist plankton diversity dynamics uncovered through DNA-based monitoring in the Baltic Sea area Open
Planktonic microorganisms in coastal waters form the base of food web and biogeochemical cycles. The Baltic Sea area, with its pronounced environmental gradients, serves as a model coastal environment. Yet, microbial diversity assessment a…
View article: Microeukaryote community coalescence strengthens community stability and elevates diversity
Microeukaryote community coalescence strengthens community stability and elevates diversity Open
Mixing of entire microbial communities represents a frequent, yet understudied phenomenon. Here, we mimicked estuarine condition in a microcosm experiment by mixing a freshwater river community with a brackish sea community and assessed th…
View article: How Might Browner Seawater Affect Marine Organisms?
How Might Browner Seawater Affect Marine Organisms? Open
Climate change is having many negative impacts worldwide. Increased rainfall caused by climate change has become a serious issue in the northern parts of the world. With more rainfall, a larger amount of brown-colored decaying plant materi…
View article: Microbial hitchhikers on microplastics: The exchange of aquatic microbes across distinct aquatic habitats
Microbial hitchhikers on microplastics: The exchange of aquatic microbes across distinct aquatic habitats Open
Microplastics (MPs) have the potential to modify aquatic microbial communities and distribute microorganisms, including pathogens. This poses a potential risk to aquatic life and human health. Despite this, the fate of ‘hitchhiking’ microb…
View article: A global database of dissolved organic matter (DOM) concentration measurements in coastal waters (CoastDOM v1)
A global database of dissolved organic matter (DOM) concentration measurements in coastal waters (CoastDOM v1) Open
Measurements of dissolved organic carbon (DOC), nitrogen (DON), and phosphorus (DOP) concentrations are used to characterize the dissolved organic matter (DOM) pool and are important components of biogeochemical cycling in the coastal ocea…
View article: Community stability increases the predictability of microeukaryote community coalescence outcomes
Community stability increases the predictability of microeukaryote community coalescence outcomes Open
Mixing of entire microbial communities represents a frequent, yet understudied phenomenon. Here, we mimicked estuarine condition in a microcosm experiment by mixing a freshwater river community with a brackish sea community and assessed th…
View article: Comment on essd-2023-348
Comment on essd-2023-348 Open
Abstract. The measurements of dissolved organic carbon (DOC), nitrogen (DON), and phosphorus (DOP) are used to characterize the dissolved organic matter (DOM) pool and are important components of biogeochemical cycling in the coastal ocean…
View article: Effects on the food-web structure and bioaccumulation patterns of organic contaminants in a climate-altered Bothnian Sea mesocosms
Effects on the food-web structure and bioaccumulation patterns of organic contaminants in a climate-altered Bothnian Sea mesocosms Open
Climate change is expected to alter global temperature and precipitation patterns resulting in complex environmental impacts. The proposed higher precipitation in northern Scandinavia would increase runoff from land, hence increase the inf…
View article: A global database of dissolved organic matter (DOM) measurements in coastal waters (CoastDOM v1)
A global database of dissolved organic matter (DOM) measurements in coastal waters (CoastDOM v1) Open
The measurements of dissolved organic carbon (DOC), nitrogen (DON), and phosphorus (DOP) are used to characterize the dissolved organic matter (DOM) pool and are important components of biogeochemical cycling in the coastal ocean. Here, we…
View article: Microbial food web changes induced by terrestrial organic matter and elevated temperature in the coastal northern Baltic Sea
Microbial food web changes induced by terrestrial organic matter and elevated temperature in the coastal northern Baltic Sea Open
Climate change has been projected to cause increased temperature and amplified inflows of terrestrial organic matter to coastal areas in northern Europe. Consequently, changes at the base of the food web favoring heterotrophic bacteria ove…
View article: Metabarcoding vs Microscopy: Comparison of Methods To Monitor Phytoplankton Communities
Metabarcoding vs Microscopy: Comparison of Methods To Monitor Phytoplankton Communities Open
Phytoplankton are used worldwide to monitor environmental status in aquatic systems. Long-time series of microscopy-analyzed phytoplankton are available from many monitoring stations. The microscopy-method is however time consuming and has…
View article: 18S: A comprehensive dataset on spatiotemporal variation of microbial plankton communities in the Baltic Sea
18S: A comprehensive dataset on spatiotemporal variation of microbial plankton communities in the Baltic Sea Open
A dataset covering spatiotemporal variation in eukaryotic microbial communities and physicochemical parameters of the Baltic Sea. Between January 2019 and February 2020, 281 transect-time course samples and 65 samples for protocol testing …
View article: Retention of essential fatty acids in fish differs by species, habitat use and nutritional quality of prey
Retention of essential fatty acids in fish differs by species, habitat use and nutritional quality of prey Open
Algae‐produced long‐chain polyunsaturated fatty acids (LC‐PUFA; with ≥20 carbon atoms) are key biomolecules for consumer production and animal health. They are transferred to higher trophic levels and accumulated in food chains. However, L…
View article: Sources and pathways of halomethoxybenzenes in northern Baltic estuaries
Sources and pathways of halomethoxybenzenes in northern Baltic estuaries Open
Introduction Thousands of halogenated natural products (HNPs) are generated in the ocean and on land. A subset of these, halomethoxybenzenes (HMBs), are released from both natural and anthropogenic sources. Here we consider: 1. Brominated …
View article: Bacterial community responses to planktonic and terrestrial substrates in coastal northern Baltic Sea
Bacterial community responses to planktonic and terrestrial substrates in coastal northern Baltic Sea Open
Bacteria are major consumers of dissolved organic matter (DOM) in aquatic systems. In coastal zones, bacteria are exposed to a variety of DOM types originating from land and open sea. Climate change is expected to cause increased inflows o…
View article: Association between Legionella species and humic substances during early summer in the northern Baltic Sea
Association between Legionella species and humic substances during early summer in the northern Baltic Sea Open
Climate change is projected to cause alterations in northern coastal systems, including humification and intensified nutrient loads, which can lead to ecosystem imbalances and establishment of new bacterial species. Several potential patho…
View article: Carbon-nitrogen association influences response of the microplankton food web to enrichment
Carbon-nitrogen association influences response of the microplankton food web to enrichment Open
In aquatic ecosystems, there are 2 major forms of N available at the base of the planktonic food web: dissolved organic N (DON) and dissolved inorganic N (DIN). In DON, N is associated with organic C, which may promote both heterotrophs an…
View article: The use of an automated organism tracking microscope in mesocosm experiments
The use of an automated organism tracking microscope in mesocosm experiments Open
A method for automatically counting and measuring sizes and motility behavior of zooplankton and phytoplankton in water samples is presented. Two video cameras are focused on separate optical chambers of different sizes. The chambers are f…
View article: Co-occurrences enhance our understanding of aquatic fungal metacommunity assembly and reveal potential host–parasite interactions
Co-occurrences enhance our understanding of aquatic fungal metacommunity assembly and reveal potential host–parasite interactions Open
Our knowledge of aquatic fungal communities, their assembly, distributions and ecological roles in marine ecosystems is scarce. Hence, we aimed to investigate fungal metacommunities of coastal habitats in a subarctic zone (northern Baltic …
View article: Inputs of Terrestrial Dissolved Organic Matter Enhance Bacterial Production and Methylmercury Formation in Oxic Coastal Water
Inputs of Terrestrial Dissolved Organic Matter Enhance Bacterial Production and Methylmercury Formation in Oxic Coastal Water Open
Methylmercury (MeHg) is a potent neurotoxin commonly found in aquatic environments and primarily formed by microbial methylation of inorganic divalent mercury (Hg(II)) under anoxic conditions. Recent evidence, however, points to the produc…
View article: Co-occurrences enhance our understanding of aquatic fungal metacommunity assembly and reveal potential host–parasite interactions
Co-occurrences enhance our understanding of aquatic fungal metacommunity assembly and reveal potential host–parasite interactions Open
Our knowledge of aquatic fungal communities, their assembly, distributions and ecological roles in marine ecosystems is scarce. Hence, we aimed to investigate fungal metacommunities of coastal habitats in a subarctic zone (northern Baltic …
View article: Microbial Interactions — Underexplored Links Between Public Health Relevant Bacteria and Protozoa in Coastal Environments
Microbial Interactions — Underexplored Links Between Public Health Relevant Bacteria and Protozoa in Coastal Environments Open
The co-existence of bacteria and protozoa in aquatic environments has led to the evolution of predation defense mechanisms by the bacteria. Some of the predation-resistant bacteria (PRB) are also pathogenic to humans and other mammals. The…