Aquatic Ecosystems and Phytoplankton Dynamics

Genus replacement and weak spatial structure characterize phytoplankton beta diversity in rain-fed dryland waterpans of Kenya

The paper examines phytoplankton beta diversity in Kenyan waterpans across seasons and land use, finding that genus replacement and weak spatial structure drive diversity patterns, with nutrient levels and cyanobacteria playing key roles in the dry season.

Phytoplankton Dynamics and Urbanization Gradients Reshape Dissolved Organic Matter and Microbial Networks across a Freshwater Estuary

The paper examines how urbanization affects dissolved organic matter and microbial networks in a freshwater estuary by analyzing seasonal and spatial gradients.

Divergent transcriptional responses of conserved cellular machinery to warming and phosphorus limitation in freshwater phytoplankton

The paper examines how four freshwater phytoplankton species respond transcriptionally to warming and phosphorus limitation, finding divergent responses even within phyla.

The diel light cycle modulates microcystin content in continuous cultures and natural communities of Microcystis: Implications for bloom monitoring

This study shows microcystin levels in Microcystis cultures and natural blooms vary predictably with the diel light cycle, suggesting time-of-day should be standardized in monitoring efforts.

The influence of nutrient enrichment and fish addition on microbial communities in water and fish guts during mesocosm experiments conducted in a tropical freshwater lagoon (Lagoon Aghien, Cote dIvoire)

Time-series foundation modeling enables accurate lake ecosystem forecasting

This study uses time-series foundation models to improve forecasts of lake phytoplankton dynamics, finding that Chronos-T5 outperforms other models in accuracy and stability.

Predicting taxon-specific benthic cyanobacterial mat cover and anatoxin concentrations in northern California rivers

The paper predicts taxon-specific benthic cyanobacterial cover and anatoxin concentrations in northern California rivers using predictive models incorporating biotic and abiotic predictors.

Microcystis-triggered shifts in the symbiotic microbiome of Myriophyllum spicatum rapidly suppress Microcystis aeruginosa

This study shows that the microbiome of Myriophyllum spicatum, not the plant itself, rapidly suppresses Microcystis aeruginosa through microbial community shifts and functional adaptations.

Low-Dose Microcystin-LR Elicits Sex-Dimorphic Transcriptomic Responses in Senescent Nothobranchius furzeri: Implications for Cyanotoxin Vulnerability in Aging Vertebrates

This study shows that low-dose MC-LR causes distinct sex-specific transcriptional responses in aging killifish, highlighting sex as a key factor in cyanotoxin vulnerability.

Conditional source attribution at plankton bloom onset: Identifiability and sharp bounds under environmental forcing

The paper develops a framework to determine if plankton blooms originate internally or externally under environmental forcing, using theoretical and computational methods to assess identifiability and bounds.

Cyanobacterial cohorts structure the diversity, abundance, and metabolism of heterotrophic bacteria in Lake Erie

The paper links cyanobacterial abundance to heterotrophic metabolism across Lake Erie basins, showing distinct roles of cyanobacterial cohorts in structuring microbial diversity and oxygen demand.

Warming amplifies short-term responses to disturbance in lake food webs

This study shows that warming increases short-term reactivity and delays peak response in lake food webs, despite long-term stability.

Short term effects of salinization on the plankton community of an oligotrophic mountain lake

This study examines the short-term effects of salinization on a mountain lake's plankton community, finding that higher salinity levels cause significant changes in community composition and diversity.

Plasmid-encoded anatoxin biosynthesis in benthic cyanobacteria

The paper shows that anatoxin biosynthesis in Microcoleus cyanobacteria is encoded on a plasmid, not the chromosome, suggesting increased mobility and implications for toxin evolution and environmental monitoring.

Lake ecosystem responses to runoff variability across time and space

The paper investigates how different cDOM and nutrient pulse scenarios affect phytoplankton biomass and metabolic rates across lakes with varying characteristics.

Light-dependent and predator inducible aldehyde synthesis in Prochlorococcus for specific defense against Uronema

This study shows Prochlorococcus MED4 produces light-dependent, predator-inducible aldehydes to defend against Uronema marinum, affecting marine food webs and biogeochemical cycles.

Shifts in consumer assemblages are linked to nutrient availability and ecosystem metabolism

This study examines how nutrient availability and ecosystem metabolism affect consumer assemblages in experimental ponds, finding strong links between nutrient ratios and shifts in consumer diversity and abundance.

Threshold responses of multi-trophic freshwater communities to browning and eutrophication

This study investigates how browning and eutrophication affect freshwater communities by identifying threshold responses in DOC and nutrient concentrations across trophic levels.

The influence of pH on the growth and on the formation of nutrient-stress induced scum-forming blooms in cyanobacterial cultures

This study examines how pH affects cyanobacterial growth and mucilage formation under salt stress, finding that alkaline conditions promote faster growth but buffered media influence mucilage formation.

Integrating metagenome-scale metabolic modelling and metabolomics to identify biochemical interactions in Microcystis phycospheres

The paper integrates metagenome-scale metabolic modeling and metabolomics to analyze Microcystis phycospheres, revealing metabolic interactions and functional differences among strains.

Linking Cyanobacterial Genomes to Toxin Dynamics Through Genome-Resolved Metagenomics

This study links cyanobacterial genome variations to toxin dynamics using metagenomic analysis of Microcystis in a lake over 10 months, showing genotype-level and single nucleotide variant associations with toxin production and release.

Expanding CyanoHAB Monitoring: New Micropeptins and Generalizable MS/MS Workflows for the Annotation of Cyanopeptide Classes

The paper identifies new micropeptins and develops an LC-MS/MS workflow for annotating cyanopeptide classes, challenging microcystin-centric monitoring of harmful algal blooms.

Thermal boundaries and underlying systems biology mechanisms in two waterbloom cyanobacteria

The paper investigates thermal boundaries and systems biology mechanisms in two cyanobacteria species, showing opposite temperature-growth relations and underlying gene regulatory and metabolic adaptations.

On the influence of stratification and lake size on pelagic and benthic algal dynamics: A modelling study using 'Lake2D'

This study uses a modified Lake2D model to show how lake depth, size, and mixing affect pelagic and benthic algal biomass, revealing distinct ecological regimes and a new benthic chlorophyll maximum.

Herbicide metolachlor alters gene expression and reshapes the interaction between a bloom-forming cyanobacterium and its chytrid parasite

This study shows how metolachlor herbicide alters gene expression in a cyanobacterium and its chytrid parasite, weakening parasite control and favoring cyanobacterial persistence.

A systematic literature review of forecasting and predictive models of harmful algal blooms in flowing waters

This paper reviews predictive models for harmful algal blooms in flowing waters, finding that process-based models are more common than data-driven ones, and highlighting challenges in data availability and model standardization.

Mothers choice：maternal effects on the offspring population dynamics differed between exposure to microcystin-free algae Microcystis aeruginosa and chemical MC-LR environments in the rotifer Brachionus calyciflorus

The study examines how maternal exposure to microcystin-free Microcystis aeruginosa or its toxin MC-LR affects offspring survival and reproduction in rotifers, revealing different maternal effects in each environment.

Quantifying a trait-mediated indirect effect of an environmental stressor on population dynamics

This study quantifies how salinity stress indirectly affects rotifer population dynamics by altering phytoplankton traits and predator-prey interactions.

Physical drivers of benthic and pelagic algal biomass dynamics in lakes: a conceptual exploration with 'Lake2D'

The paper develops a 2D model to explore how physical factors influence benthic and pelagic algal biomass in lakes, identifying three distinct patterns of biomass distribution based on environmental drivers.

The allelopathic vitamin B1 antagonist bacimethrin impacts microbial gene expression in a hypereutrophic watershed dominated by cyanobacterial blooms

The paper examines how bacimethrin affects microbial gene expression in a cyanobacteria-dominated watershed, finding correlations between bacimethrin and thiamin biosynthesis gene expression.