Results 61 to 70 of about 1,453 (137)

Diversity of Amphidomataceae (Dinophyceae) in the Black Sea, including description of Amphidoma pontica sp. nov.

open access: yesPhycological Research, Volume 73, Issue 4, Page 225-248, October 2025.
SUMMARY The dinoflagellate family Amphidomataceae includes the genera Azadinium and Amphidoma, several species of which are known producers of lipophilic toxins known as azaspiracids (AZAs). However, the diversity, abundance, and distribution of this important group of nanoplanktonic dinoflagellates in the Black Sea remain poorly understood. To address
Urban Tillmann   +5 more
wiley   +1 more source

A State‐Of‐The‐Art Review of Aquatic eDNA Sampling Technologies and Instrumentation: Advancements, Challenges, and Future Prospects

open access: yesEnvironmental DNA, Volume 7, Issue 4, July–August 2025.
Autonomous environmental DNA (eDNA) sampling technologies are transforming biodiversity monitoring by enabling high‐resolution, time‐series biological data collection as an alternative to traditional sampling methods. This review synthesizes recent advancements in aquatic autonomous eDNA instrumentation, emerging in situ analysis capabilities, and key ...
Kevan M. Yamahara   +15 more
wiley   +1 more source

Assessing the Impacts of Land‐Use Change and Climate Variability on Cyanobacterial Abundance and Toxicity in Shallow Lakes

open access: yesFreshwater Biology, Volume 70, Issue 7, July 2025.
ABSTRACT The global increase in the frequency and intensity of cyanobacteria blooms has been widely attributed to changes in land‐use practices and climate variability, yet little is known of how toxicity has varied historically relative to cyanobacteria abundance.
David A. Hatton   +8 more
wiley   +1 more source

Report of the Scientific Committee of the Spanish Agency for Food Safety and Nutrition (AESAN) on the effects of climate change on the risk of transmission of foodborne pathogens

open access: yesFood Risk Assess Europe, Volume 3, Issue 3, July 2025.
Abstract The Scientific Committee of the Spanish Agency for Food Safety and Nutrition (AESAN) has carried out an updated review of the scientific evidence on the influence of climate change on the transmission of foodborne pathogens. This global phenomenon represents an emerging threat to food safety and public health, since alterations in weather ...
Antonio Valero Díaz   +6 more
wiley   +1 more source

Opinion of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) on the risks to human health associated with the proliferation of Ostreopsis spp. on the Basque coast

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
Abstract In France, the presence of marine microalgae of the genus Ostreopsis has been identified repeatedly on the Mediterranean coast for several years, whereas on the French Basque coasts its presence is much more recent. In the summers of 2021 and 2022, major Ostreopsis flowering episodes were reported on the Basque coast, resulting in several ...
Rodolphe Lemée   +73 more
wiley   +1 more source

A Review on the Biodiversity and Biogeography of Toxigenic Benthic Marine Dinoflagellates of the Coasts of Latin America

open access: yesFrontiers in Marine Science, 2019
Many benthic dinoflagellates are known or suspected producers of lipophilic polyether phycotoxins, particularly in tropical and subtropical coastal zones. These toxins are responsible for diverse intoxication events of marine fauna and human consumers of
Lorena María Durán-Riveroll   +3 more
doaj   +1 more source

Fish Sludge as Feed in Circular Bioproduction: Overview of Biological and Chemical Hazards in Fish Sludge and Their Potential Fate via Ingestion by Invertebrates

open access: yesReviews in Aquaculture, Volume 17, Issue 1, January 2025.
This review provides knowledge of the biosecurity risks of using fish sludge to produce novel feed ingredients from low‐trophic, extractive animal species in circular value chains. The review includes nutritional composition, sludge treatment practices, EU regulations, and the fate of microbial and chemical hazards contained in sludge till raw ...
Kristin S. Pettersen   +25 more
wiley   +1 more source

Sublethal exposure of eastern oyster Crassostrea virginica to the goniodomin‐producing dinoflagellate Alexandrium monilatum: Fate of toxins, histopathology, and gene expression

open access: yesJournal of Aquatic Animal Health, Volume 36, Issue 4, Page 374-394, December 2024.
Abstract Objective The dinoflagellate Alexandrium monilatum forms blooms during summer in tributaries of the lower Chesapeake Bay. Questions persist about the potential for A. monilatum to negatively affect aquatic organisms. Its main toxin, goniodomin A (GDA), a polyketide macrolide, has been shown to have adverse effects on animals, for example ...
Sylvain Gaillard   +7 more
wiley   +1 more source

Field monitoring of copepodamides using a new application for solid phase adsorption toxin tracking

open access: yesLimnology and Oceanography: Methods, Volume 22, Issue 12, Page 877-888, December 2024.
Abstract Chemical signaling is ubiquitous in the marine environment. Plankton rely on chemical signals to find mates, hunt prey, and respond to threats, and these small‐scale interactions can propagate into community‐wide cascades and large‐scale ecological changes. The chemical signaling exchange in the open ocean is poorly understood, and fundamental
Aubrey Trapp   +3 more
wiley   +1 more source

Recent developments in the analysis of phycotoxins by liquid chromatography-mass spectrometry

open access: yes, 2001
The combination of liquid chromatography and mass spectrometry LC-MS) is a powerful tool for the detection and quantitation of phycotoxins in plankton and shellfish at trace levels, the identification of new toxins, the investigation of toxin production ...
Dell’Aversano, C.   +2 more
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