Results 121 to 130 of about 1,204,990 (209)

Fish eDNA Composition Along a Gradient of Freshwater eDNA in an Estuarine Bay

open access: yesEnvironmental DNA
Metabarcoding of environmental DNA (eDNA) is becoming practically applied to fish monitoring and conservation surveys in estuaries. However, estuarine bays may be an unsuitable zone to use eDNA metabarcoding because they are affected by eDNA originating ...
Shota Homma   +2 more
doaj   +1 more source

Environmental DNA metabarcoding reflects rank‐based abundance of fish

open access: yesJournal of Applied Ecology, Volume 63, Issue 3, March 2026.
This approach provides a practical tool for managers to rapidly assess rank abundance of freshwater fishes, offering particular value for monitoring smaller species that are often missed by conventional surveys. Abstract Increasingly, molecular methods of species monitoring are integrated into freshwater biodiversity surveys and fisheries management ...
Joanne E. Littlefair   +4 more
wiley   +1 more source

Long‐read sequencing for biodiversity analyses—A comprehensive guide

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 3, Page 650-667, March 2026.
Abstract DNA‐based monitoring of biodiversity has revolutionised our ability to describe communities and rapidly assess anthropogenic impacts on biodiversity. Currently established molecular methods for biomonitoring rely heavily on classic metabarcoding utilising short reads, mostly through Illumina data.
Iliana Bista, Alexandra Lino
wiley   +1 more source

Environmental DNA for invasive rat surveillance and biosecurity on islands

open access: yesConservation Science and Practice, Volume 8, Issue 3, March 2026.
We collected aquatic eDNA samples from beach and lake sites on three atoll islands with different invasion statuses before and after a rat eradication operation. Two dozen eDNA samples can confirm with ≥95% probability the presence of invasive rats prior to any management intervention. However, following the eradication operation, neither targeted eDNA
Sebastian Steibl   +4 more
wiley   +1 more source

Integrating Local Ecological Knowledge and Fishing Effort Data to Inform Bycatch Management of Threatened Marine Fauna in Small‐Scale Fisheries

open access: yesDiversity and Distributions, Volume 32, Issue 3, March 2026.
ABSTRACT Aim To examine the utility of local ecological knowledge (LEK) and fishing effort data in revealing bycatch patterns of marine threatened species in small‐scale fisheries to inform their conservation and management. Location Northern Haizhou Bay, China (35° to 37° N, 119° to 122° E).
Wenyi Li, Yining Chen, Xiong Zhang
wiley   +1 more source

Detection differences between eDNA and mid‐water trawls are driven by fish biomass and habitat preferences

open access: yesEnvironmental DNA
Marine scientific trawl surveys are commonly used to assess the distribution and population size of fisheries‐related species, yet the method is effort‐intensive and can be environmentally destructive.
Tessa Rehill   +8 more
doaj   +1 more source

Computer Vision Detects an Association Between Gross Gill Score and Ventilation Rates in Farmed Atlantic Salmon (Salmo salar)

open access: yesJournal of Fish Diseases, Volume 49, Issue 3, March 2026.
ABSTRACT Poor gill health compromises the health and welfare of farmed Atlantic salmon (Salmo salar) by causing respiratory distress and increased ventilation frequency. Poor gill health is caused by numerous factors, including amoebic gill disease (AGD), jellyfish stings, and toxic algae, and is monitored by fish farmers by manual ‘gill scoring’. Gill
Quynh Le Khanh Vo   +4 more
wiley   +1 more source

Soil Metabarcoding Helps Identify Recalcitrant Taxa From Chaparral Seed Banks

open access: yesJournal of Vegetation Science, Volume 37, Issue 2, March/April 2026.
Soil seed banks preserve plant diversity, but traditional germination methods often miss dormant or hard‐to‐germinate species. Our study tested metabarcoding as an alternative, finding that DNA‐based sequencing was more reliable than RNA and that water treatments influenced sequencing results.
Angela Chu   +4 more
wiley   +1 more source

Insights in Pharmaceutical Pollution: The Prospective Role of eDNA Metabarcoding. [PDF]

open access: yesToxics, 2023
Papaioannou C   +4 more
europepmc   +1 more source

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