Age- and tissue-dependent responses to Ichthyophthirius multifiliis in a schizothoracine fish
Available online 8 October 2026
Ichthyophthirius multifiliis causes substantial loss in freshwater aquaculture, but molecular changes after treatment is poorly characterized in highland fishes. Following a natural I. multifiliis outbreak...
Ammonium stress reprograms lignin biosynthesis and carbon allocation in seagrass
Available online 3 October 2026
Lignin is a key structural polymer in seagrass cell walls, supporting tissue rigidity, mechanical resilience, and resistance to hydrodynamic forcing. However, it remains unclear how nitrogen-driven...
Bioengineered oyster ferritin nanocarrier facilitates siRNA delivery and lysosomal retention
Available online 30 September 2026
Efficient intracellular delivery of nucleic acids remains a major technical bottleneck in marine invertebrates, limiting the development of functional genomics and RNAi-based gene validation. This limitation...
Sex-biased alternative splicing in the Zhikong scallop (Chlamys farreri): from transcript isoforms to protein structure
Available online 24 September 2026
Alternative splicing (AS) is a key post-transcriptional process that enhances transcriptome and proteome diversity, yet its role in bivalve reproduction remains unclear. Here, we employed a multi-faceted...
Environmental DNA for fish monitoring: Progress, challenges, and applications
Available online 24 September 2026
Fish are critical biological indicators for assessing aquatic ecosystem health and environmental quality. Traditional fish monitoring methods are limited by low efficiency, habitat disturbance and poor...
Machine learning reveals dual controls on global lake chlorophyll-a by temperature regime and land use
Available online 15 September 2026
Understanding the drivers of chlorophyll-a (Chl-a) is crucial for effective water quality management. Accurate Chl-a prediction remains challenging when relying solely on total nitrogen (TN) and total...
Co-exposure to nano-TiO2 and carbamazepine induces multidimensional toxicity in mussels, from physiological responses to gut microbiome dysbiosis
Available online 11 September 2026
Pharmaceuticals and personal care products represent a diverse class of globally pervasive emerging contaminants, raising significant concerns due to their environmental persistence and potential health...
Improved extrusion temperature of plant protein-based grass carp aquafeeds for environmental and economic gains
Available online 11 September 2026
Aquaculture sustainability is strongly influenced by feed formulation, yet the influence of feed extrusion processing remains underexplored. This study evaluated the environmental and economic implications...
AUY922 abrogates grass carp reovirus pathogenesis by modulating inflammation and apoptosis
Available online 4 September 2026
Grass carp reovirus (GCRV) is the primary etiological agent of viral hemorrhagic disease in grass carp (Ctenopharyngodon idella) and other cyprinids, causing devastating economic losses in freshwater...
Hazard and environmental behavior of encapsulated mycogenic silver nanoparticles in aquatic environments
Available online 4 September 2026
Silver nanoparticles (AgNPs) synthesized from Aspergillus niger IBCLP20 exhibit strong antimicrobial properties; however, strategies to mitigate their environmental risks remain insufficiently validated...
Evolutionary conservation of the dmrt gene family and sex-biased dmrt2a expression during pseudo-male testis differentiation in flatfish
Available online 3 September 2026
The dmrt (doublesex and mab-3 related transcription factor) gene family is pivotal in sex determination, gonadal differentiation, and developmental patterning in vertebrates, including flatfish. To...
Key biotic control of DOM chemodiversity drives divergent GHG flux in China’s constructed wetlands
Available online 2 September 2026
Chemodiversity of dissolved organic matter (DOM) is critical in greenhouse gas (GHG) dynamics in aquatic ecosystems, yet the mechanisms by which specific DOM components and biotic communities are associated...
Strategic eDNA metabarcoding sampling outperforms conventional monitoring methods and reveals spatial patterns of vertebrate biodiversity in a Mediterranean river basin
Available online 29 August 2026
Effective monitoring is crucial for assessing biodiversity loss and detecting the early introduction of alien species, especially in freshwater ecosystems that are facing degradation at an alarming...
The m6A-modified ApMETTL13 participates in light-dependent growth regulation in the dinoflagellate Alexandrium pacificum
Available online 29 August 2026
Red tides pose a serious threat to ecological security and human health, making it critical to understand the proliferation mechanisms of toxic dinoflagellates such as Alexandrium pacificum. Given the...
Ferritin heavy chain mediates antibacterial immunity via TGF-β1 signaling in Oreochromis niloticus
Available online 29 August 2026
Ferritin serves as both a regulator of iron homeostasis and an active participant in the innate immune response, playing multiple functions in immune defense, inflammation regulation, antioxidation,...
Alexandrium catenella blooms driven by extreme thermal anomalies in a fjord system
Available online 29 August 2026
Blooms of Alexandrium catenella have affected coastal activities of the Northwestern Patagonia in the last 30-years, more particularly shellfish aquaculture, benthic fisheries and public health. These...
Loss of rbmx function enhances growth and feed conversion efficiency in yellow catfish (Pelteobagrus fulvidraco)
Available online 14 August 2026
Improving feed conversion efficiency (FCE) is critical for reducing the production costs and faecal waste in the aquaculture sector. However, the mechanisms that regulate FCE remain poorly understood....
Ocean acidification and nanoplastics disrupt mussel calcification in synergy: A multi-omics analysis
Available online 14 August 2026
Ocean acidification (OA) and nanoplastics (NPs) increasingly co-occur in coastal ecosystems, yet their combined mechanistic impacts on calcifying invertebrates remain poorly resolved. Here, the mussel...
Biodiversity and food web structure in relation to hydrological connectivity in a boreal stream ecosystem
Available online 14 August 2026
Over the past two decades, hydrological connectivity in river systems has experienced rapid degradation globally. The loss of this connectivity has had adverse effects on aquatic environments. Consequently,...
Neuroendocrine-mediated hepatopancreatic immunosuppression and metabolic reprogramming in Eriocheir sinensis under nitrite stress
Available online 14 August 2026
Nitrite is a prevalent pollutant in global aquaculture systems that causes mass mortality in crustaceans through multisystem dysfunction. This study evaluated hepatopancreatic responses of Eriocheir...
Grouper DHCR24 exerts pro-viral activity through Tollip-mediated autophagic degradation of STING and TBK1
Available online 13 August 2026
Cholesterol metabolism plays a significant role in regulating innate antiviral immunity during viral infection. However, the molecular mechanisms by which enzymes regulate the interferon signaling pathway...
CiTLR1 deficiency impairs intestinal immunity and gut microbiota homeostasis in grass carp after bacterial infection
Available online 13 August 2026
In teleost fishes, TLRs are widely expressed in mucosal tissues and play crucial roles in host defense against pathogenic microbes, although the specific function of TLR1 in fish intestinal immunity...
Mutation of cfap58 causes sperm malformation and reduced fertility in zebrafish
Available online 13 August 2026
Mature sperms play a crucial role in fish reproduction, directly affecting offspring survival and quality. Cilia- and flagella-associated protein 58 (cfap58), localized to motile cilia, is essential...