Results 71 to 80 of about 853 (176)

Comparative behavioral ecotoxicology of Inland Silverside larvae exposed to pyrethroids across a salinity gradient [PDF]

open access: yes, 2022
Pyrethroids, a class of commonly used insecticides, are frequently detected in aquatic environments, including estuaries. The influence that salinity has on organism physiology and the partitioning of hydrophobic chemicals, such as pyrethroids, has ...
Brander, Susanne M.   +7 more
core   +1 more source

Evaluating the impact of captive ancestry on the growth and survival of Delta Smelt in a captive environment

open access: yesAquaculture Reports
Delta Smelt Hypomesus transpacificus, is an endangered fish endemic to the California San Francisco Bay-Delta, USA. Extreme declines of the wild Delta Smelt population have prompted use of cultured fish to supplement the wild population since 2021 to ...
Samantha N. Chase   +6 more
doaj   +1 more source

The health and condition responses of Delta Smelt to fasting: A time series experiment.

open access: yesPLoS ONE, 2020
There is an extensive literature establishing, validating, and quantifying a wide range of responses of fishes to fasting. Our study complements this work by comparing fed and unfed treatments of hatchery-raised Delta Smelt (Hypomesus transpacificus)-an ...
Bruce G Hammock   +8 more
doaj   +1 more source

Rapid CRISPR‐Cas13a genetic identification enables new opportunities for listed Chinook salmon management

open access: yesMolecular Ecology Resources, Volume 25, Issue 5, July 2025.
Abstract Accurate taxonomic identification is foundational for effective species monitoring and management. When visual identifications are infeasible or inaccurate, genetic approaches provide a reliable alternative. However, these approaches are sometimes less viable (e.g., need for near real‐time results, remote locations, funding concerns, molecular
Melinda R. Baerwald   +6 more
wiley   +1 more source

Effects of Drought and the Emergency Drought Barrier on the Ecosystem of the California Delta [PDF]

open access: yes, 2019
In 2015, the fourth year of the recent drought, the California Department of Water Resources installed a rock barrier across False River west of Franks Tract to limit salt intrusion into the Delta at minimal cost in freshwater.
Downing, Bryan   +8 more
core  

Review of and recommendations for monitoring contaminants and their effects in the San Francisco Bay−Delta [PDF]

open access: yes, 2019
Legacy and current-use contaminants enter into and accumulate throughout the San Francisco Bay−Delta (Bay−Delta), and are present at concentrations with known effects on species important to this diverse watershed.
Brander, Susanne M   +15 more
core   +1 more source

The Future of Pathogen Detection in Aquaculture: Miniature Labs, Field‐Compatible Assays, environmental DNA and RNA, CRISPR and Metatranscriptomics

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 3, June 2025.
ABSTRACT Inland recirculating aquaculture is a thriving food industry providing sustainable and locally sourced high‐quality protein. However, its expansion is accompanied by emerging challenges regarding the spread of pathogens and diseases. Detection and management of pathogens in aquaculture remain underdeveloped compared to other animal farming ...
Jessica Rieder   +3 more
wiley   +1 more source

Physiological response of longfin smelt to changing temperatures and turbidities. [PDF]

open access: yesConserv Physiol
Coastal estuaries globally, including the San Francisco Estuary (SFE), are experiencing significant degradation, often resulting in fisheries collapses.
Pasparakis C   +9 more
europepmc   +3 more sources

The impact of increasing turbidity on the predator–prey interactions of freshwater fishes

open access: yesFreshwater Biology, Volume 70, Issue 1, January 2025.
Abstract Human activities are exacerbating environmental change globally. Turbidity in freshwater systems is increasing due to extreme weather events and intensification of activities such as deforestation, urbanisation, agriculture and altering water flow with dams and other structures.
Costanza Zanghi, Christos C. Ioannou
wiley   +1 more source

Identification, Characterization, and Expression Analysis of CD79A and CD79B in the Sichuan Taimen (Hucho bleekeri)

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
In the immune system, humoral immunity is mediated by B lymphocytes that destroy antigens through the production of antibodies by plasma cells. The CD79A and CD79B play important roles in the transduction of antigen‐stimulated signals. However, only a few studies have investigated the immune functions of CD79A and CD79B in teleosts.
Yeyu Chen   +10 more
wiley   +1 more source

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