Results 41 to 50 of about 23,147 (281)

Large-scale molecular serogroup analysis of Flavobacterium psychrophilum isolates recovered from captive, wild, and feral fishes in the USA

open access: yesFrontiers in Aquaculture
Flavobacterium psychrophilum, causative agent of bacterial coldwater disease (BCWD) and rainbow trout fry syndrome (RTFS), is one of the most problematic bacterial pathogens affecting captive-reared salmonids (Family Salmonidae) worldwide.
Sean M. G. Lennox   +9 more
doaj   +1 more source

How do land-based salmonid farms affect stream ecology?

open access: yes, 2010
Increasing research is highlighting the fact that streams provide crucial ecosystem services through the biogeochemical and ecological processes they sustain.
Corner, Richard   +5 more
core   +1 more source

Use of Clotrimazole in Finfish Aquaculture: Mechanistic Insights, Limitations, and Future Directions for Antifungal Therapy

open access: yesAnimal Research and One Health, EarlyView.
This review critically evaluates clotrimazole as a potential antifungal for finfish aquaculture, highlighting strong mechanistic and in vitro efficacy against aquatic mycoses alongside major gaps in in vivo evidence, toxicokinetics, residue safety, and environmental risk, outlining priorities for responsible therapeutic development and regulatory ...
Arya Sen   +2 more
wiley   +1 more source

Saprolegniosis in salmonids and their eggs in Japan [PDF]

open access: yesJournal of Wildlife Diseases, 2001
An epizootic of the fungal infection saprolegniosis that occurred in freshwater-cultured salmons and their eggs at some hatcheries in Hokkaido (Japan) was investigated. In almost all cases, the initial clinical sign was characterized by the growth of cotton-like mycelia on the fishs' body surface, especially the head, adipose fin, and caudal fin, but ...
M M, Hussein, K, Hatai, T, Nomura
openaire   +2 more sources

From Ecological States to Trajectories: Revealing Ecological Dynamics Through Environmental Nucleic Acids

open access: yesBiological Diversity, EarlyView.
Environmental nucleic acids (eNA) observations integrate temporal and ecological information across multiple dimensions of an ecological state. Repeated and complementary observations extend biomonitoring from state assessment toward reconstruction of ecological trajectories, including their direction, rate, pathways, progression, recovery, and ...
Wei Xiong, Aibin Zhan
wiley   +1 more source

Influence of beaver mimicry restoration on habitat availability for fishes, including Arctic grayling (Thymallus arcticus)

open access: yesAquaculture, Fish and Fisheries, 2022
Beaver dam mimicry is an emergent conservation practice. We evaluated the influence of constructed riffles, a unique type of beaver mimicry aimed to store water and allow fish passage, on habitat for fishes in one control reach and one manipulated reach ...
Lindsey K. Albertson   +4 more
doaj   +1 more source

Evidence for adaptive explanations of semelparity in animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Semelparity, the reproductive strategy of reproducing once, is widespread but uncommon in animals. Classes of models to explain the evolution of semelparity are based either on age structure and mortality schedules – demographic models in which high post‐reproductive mortality risk favours high reproductive effort and semelparity results from ...
Diana O. Fisher   +1 more
wiley   +1 more source

Herpesvirus Infection of Salmonid Fish [PDF]

open access: yes, 1992
Oji International Symposium on Salmonid Diseases. 22-25 October 1991.
Kimura, Takahisa   +2 more
core  

Summary of polymorphic SNPs in seven cultured salmonid populations.

open access: yes, 2018
Summary of polymorphic SNPs in seven cultured salmonid populations.
Peng Xu (17962)   +7 more
core   +1 more source

Developmental and Behavioral Effects of Arsenobetaine in Zebrafish (Danio rerio)

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Arsenobetaine (AsB) is a prevalent organoarsenical in aquatic environments and is generally regarded as nontoxic. Despite its widespread occurrence, the developmental and neurobehavioral toxicity of AsB has not been systematically investigated.
Sravan Kumar Putnala   +8 more
wiley   +1 more source

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