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View article: Advances in Swedish Seaweed Aquaculture: Enhancing Biomass Production and Quality
Advances in Swedish Seaweed Aquaculture: Enhancing Biomass Production and Quality Open
Seaweed aquaculture is rapidly growing globally and offers environmental benefits such as reducing eutrophication and increasing biodiversity. Sweden has a long coast with favorable conditions for seaweed cultivation, but the current indus…
View article: A historical review of giant kelp harvesting in Tasmania
A historical review of giant kelp harvesting in Tasmania Open
Kelps have a long history of human use and exploitation. Knowledge of past harvesting practices offers insights into environmental baselines and the contemporary management and conservation of these critically important ecosystems. In Tasm…
View article: Applications of environmental <scp>DNA</scp> monitoring for seaweed reproductive phenology: A case study with giant kelp (<i>Macrocystis pyrifera</i>)
Applications of environmental <span>DNA</span> monitoring for seaweed reproductive phenology: A case study with giant kelp (<i>Macrocystis pyrifera</i>) Open
Monitoring the seasonal reproductive cycles of seaweeds is crucial for effective population and ecosystem management, as well as mariculture seedstock collection. Traditional methods, such as visual monitoring by SCUBA diving or snorkeling…
View article: Moderate ocean alkalinity enhancement likely to have minimal effects on a habitat‐forming kelp across multiple life stages
Moderate ocean alkalinity enhancement likely to have minimal effects on a habitat‐forming kelp across multiple life stages Open
Ocean alkalinity enhancement (OAE) is a widely considered marine CO 2 removal method. Ocean alkalinity enhancement works by converting seawater CO 2 into and by electrochemical methods or the addition of alkaline minerals. Although OAE doe…
View article: Reproductive patterns of the kelp <i>Lessonia corrugata</i> vary temporally and between sites with different wave exposure
Reproductive patterns of the kelp <i>Lessonia corrugata</i> vary temporally and between sites with different wave exposure Open
View article: Reply to: Rectifying misinformation on the climate intervention potential of ocean afforestation
Reply to: Rectifying misinformation on the climate intervention potential of ocean afforestation Open
View article: Nitrogen excretion by the lobsters Panulirus ornatus and Thenus australiensis and uptake by the brown algae Sargassum siliquosum: Implications for integrated recirculated aquaculture systems
Nitrogen excretion by the lobsters Panulirus ornatus and Thenus australiensis and uptake by the brown algae Sargassum siliquosum: Implications for integrated recirculated aquaculture systems Open
Farming extractive species such as macroalgae that take up nitrogen (N), with fed species (e.g., lobsters, finfish, prawns) is termed integrated multi-trophic aquaculture (IMTA). In recirculating aquaculture systems (RAS), high concentrati…
View article: Primary production of the kelp <i>Lessonia corrugata</i> varies with season and water motion: Implications for coastal carbon cycling
Primary production of the kelp <i>Lessonia corrugata</i> varies with season and water motion: Implications for coastal carbon cycling Open
Kelp forests provide vital ecosystem services such as carbon storage and cycling, and understanding primary production dynamics regarding seasonal and spatial variations is essential. We conducted surveys at three sites in southeast Tasman…
View article: Thermal performance curves identify seasonal and site‐specific variation in the development of <i>Ecklonia radiata</i> (Phaeophyceae) gametophytes and sporophytes
Thermal performance curves identify seasonal and site‐specific variation in the development of <i>Ecklonia radiata</i> (Phaeophyceae) gametophytes and sporophytes Open
Rapid ocean warming is affecting kelp forests globally. While the sporophyte life stage has been well studied for many species, the microscopic life stages of laminarian kelps have been understudied, particularly regarding spatial and temp…
View article: Projecting kelp (<i>Ecklonia radiata</i>) gametophyte thermal adaptation and persistence under climate change
Projecting kelp (<i>Ecklonia radiata</i>) gametophyte thermal adaptation and persistence under climate change Open
Background and aims Kelp forests underpin temperate marine ecosystems but are declining due to ocean warming, causing loss of associated ecosystem services. Projections suggest significant future decline but often only consider the persist…
View article: A new nursery approach enhances at-sea performance in the kelp Lessonia corrugata
A new nursery approach enhances at-sea performance in the kelp Lessonia corrugata Open
We found that an innovative nursery approach, where Lessonia corrugata seeded spools were cultivated by spinning to increase the water motion relative to non-spinning spools, had higher growth in both the nursery and at-sea stages. Using t…
View article: Corrigendum to “Assessing the potential for sea-based macroalgae cultivation and its application for nutrient removal in the Baltic Sea” [Sci. Total Environ. 839 (2022) 156230]
Corrigendum to “Assessing the potential for sea-based macroalgae cultivation and its application for nutrient removal in the Baltic Sea” [Sci. Total Environ. 839 (2022) 156230] Open
View article: Concise review of genus Lessonia Bory
Concise review of genus Lessonia Bory Open
Lessonia (order Laminariales) is a kelp genus restricted to the temperate southern hemisphere, where species form dense forests from the low intertidal to 25 m depth at wave exposed sites. Lessonia spp. are among the most harvested kelps g…
View article: Nursery optimization for kelp aquaculture in the Southern Hemisphere: the interactive effects of temperature and light on growth and contaminants
Nursery optimization for kelp aquaculture in the Southern Hemisphere: the interactive effects of temperature and light on growth and contaminants Open
Kelp aquaculture is typically a two-stage process, with an indoor nursery phase and a grow-out phase at sea. For the successful development and implementation of commercial kelp aquaculture, production of viable seeded lines in the nursery…
View article: From Tasmania to the world: long and strong traditions in seaweed use, research, and development
From Tasmania to the world: long and strong traditions in seaweed use, research, and development Open
Tasmania is an island state in south-eastern Australia that has a long and rich history of seaweed use, research, and development. It is a cool-temperate system with 750 macroalgal species currently described. Tasmanian Aboriginal peoples …
View article: A strategic review and research roadmap for offshore seaweed aquaculture—A case study from southern Australia
A strategic review and research roadmap for offshore seaweed aquaculture—A case study from southern Australia Open
Global seaweed aquaculture production has more than tripled since 2002 and is dominated by Asian countries with farming operations that typically occur in relatively wave‐protected, nearshore areas. To meet future demand, production must m…
View article: Adherence of kelp (Saccharina latissima) gametophytes on ropes with different binder treatments and flow regimes
Adherence of kelp (Saccharina latissima) gametophytes on ropes with different binder treatments and flow regimes Open
The cultivation of kelp typically involves two stages, where an indoor hatchery phase preceedes the grow-out phase at-sea. The in situ adhesion of microscopic propagules onto specifically designed substrates using binders has been proposed…
View article: Kelp nursery optimisation: density-dependent effects in early life-cycle stages of <i>Ecklonia radiata</i> (Laminariales)
Kelp nursery optimisation: density-dependent effects in early life-cycle stages of <i>Ecklonia radiata</i> (Laminariales) Open
Kelp aquaculture is an emerging industry outside of Asia. To be successful, this industry requires a reliable production of seedstock, the optimisation of which greatly benefits from a detailed physiological understanding of the microscopi…
View article: Adherence of kelp (Saccharina latissima) gametophytes on ropes with different binder treatments and flow regimes
Adherence of kelp (Saccharina latissima) gametophytes on ropes with different binder treatments and flow regimes Open
The cultivation of kelp typically involves two stages, where an indoor hatchery phase proceeds the grow-out phase at-sea. The in situ adhesion of microscopic propagules onto specifically designed substrates using binders has been proposed …
View article: Farms and forests: evaluating the biodiversity benefits of kelp aquaculture
Farms and forests: evaluating the biodiversity benefits of kelp aquaculture Open
The biodiversity benefits of kelp aquaculture and afforestation are increasingly acclaimed as the industry continues to grow and develop globally, however, whether farmed kelp can provide this ecosystem service remains unclear. Using peer-…
View article: Optimisation of at-sea culture and harvest conditions for cultivated Macrocystis pyrifera: yield, biofouling and biochemical composition of cultured biomass
Optimisation of at-sea culture and harvest conditions for cultivated Macrocystis pyrifera: yield, biofouling and biochemical composition of cultured biomass Open
Seaweed cultivation is gaining interest world-wide for both food and non-food applications. Global seaweed aquaculture production currently exceeds 32 Mt WW per annum but is dominated (86% of total) by Asian countries. To meet future deman…
View article: Assessing the potential for sea-based macroalgae cultivation and its application for nutrient removal in the Baltic Sea
Assessing the potential for sea-based macroalgae cultivation and its application for nutrient removal in the Baltic Sea Open
Marine eutrophication is a pervasive and growing threat to global sustainability. Macroalgal cultivation is a promising circular economy solution to achieve nutrient reduction and food security. However, the location of production hotspots…
View article: Strontium isotope analysis in prehistoric cod otoliths by laser ablation multi-collector inductively coupled plasma mass spectrometry
Strontium isotope analysis in prehistoric cod otoliths by laser ablation multi-collector inductively coupled plasma mass spectrometry Open
Exploitation of aquatic resources, especially fishing, was a fundamental part of human subsistence during the Late Mesolithic Ertebølle culture (5400–4000/3900 cal BC) in Southern Scandinavia. In this pilot study we examine three cod otoli…
View article: Growth and biofouling in kelp aquaculture (Saccharina latissima): the effect of location and wave exposure
Growth and biofouling in kelp aquaculture (Saccharina latissima): the effect of location and wave exposure Open
Seaweed aquaculture is receiving increasing attention for food and non-food applications in Europe, where it is still an emerging industry. The cultivation of seaweeds in the sea is attractive as it does not compete with agricultural crops…
View article: Environmental impact of kelp (Saccharina latissima) aquaculture
Environmental impact of kelp (Saccharina latissima) aquaculture Open
The aim of the study was to assess the effect of seaweed cultivation on the coastal environment. We analysed a multitude of environmental parameters using an asymmetrical before after control impact (BACI) design, comparing the seaweed far…
View article: Underpinning the Development of Seaweed Biotechnology: Cryopreservation of Brown Algae (<i>Saccharina latissima</i>) Gametophytes
Underpinning the Development of Seaweed Biotechnology: Cryopreservation of Brown Algae (<i>Saccharina latissima</i>) Gametophytes Open
Sugar kelp (Saccharina latissima) is an economically important species, and natural populations provide diverse and productive habitats as well as important ecosystem services. For seaweed aquaculture to be successful in newly emerg…
View article: The impact of seaweed cultivation on ecosystem services - a case study from the west coast of Sweden
The impact of seaweed cultivation on ecosystem services - a case study from the west coast of Sweden Open
Seaweed cultivation attracts growing interest and sustainability assessments from various perspectives are needed. The paper presents a holistic qualitative assessment of ecosystem services affected by seaweed cultivation on the Swedish we…