Results 81 to 90 of about 4,700 (243)

Enumerating Atlantic salmon smolt production in River Vindelälven based on habitat availability and parr densities

open access: yes, 2010
Habitat mapping was conducted in the main stem of River Vindelälven in the autumn of 2009 along the salmon distribution area. The aim was to estimate the quantity of potential reproduction areas, including spawning and juvenile rearing habitats.
Ågren, Stefan
core  

Atlantic salmon survival during different life-stages: time to focus on improving marine survival to slow population declines

open access: yesFrontiers in Ecology and Evolution
Over the last five decades, the Atlantic salmon Salmo salar has suffered marked population declines across its distribution, attributed inter alia to overfishing, barriers to migration, climate change, aquaculture, and pollution.
Sophie A. M. Elliott   +11 more
doaj   +1 more source

Fish Poxviruses on the Rise: Prospects for Aquatic Health

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Fish poxviruses are increasingly recognised as emerging pathogens of fish and should be considered in cases of unexplained gill or skin pathology. Carp edema virus (CEV), the causative agent of koi sleepy disease in common carp and koi (Cyprinus carpio), represents the first known example.
Mikolaj Adamek   +9 more
wiley   +1 more source

Yearling smolt from precocious male masu salmon, Oncorhynchus masou.

open access: yes, 1985
Thirty-nine out of 348 precocious male and 11 out of 18 precocious male from desmolt in Hokkaido-Nikko strain of masu salmon became smolt in the following spring.
4164   +11 more
core  

Results from AIC selected smolt survival model.

open access: yes, 2016
Expected marine survival is shown in relation to length for age-1 (blue) and age-2 (red) smolts. Light colored lines show predicted survival as a function of length for each age in each year (random intercepts from model SAS-1R). Bold lines indicate mean
Thomas P. Quinn (272754)   +1 more
core   +1 more source

Vaccination Reduces Shedding of Salmonid Alphavirus Subtype 3, but Bacterial Co‐Infection Influences the Effect

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Waterborne horizontal transmission of viral diseases in fish relies on the release of infectious virus particles (termed shedding) into the aquatic environment. Both the rate and duration of shedding are critical for efficient viral spread, making interventions that reduce shedding valuable for disease control.
Søren Grove   +7 more
wiley   +1 more source

Decoding the Black Box of Fish Vaccines Efficacy in Basic and Applied Contexts

open access: yesReviews in Aquaculture, Volume 18, Issue 4, September 2026.
ABSTRACT Vaccines are the frontline defense in aquaculture, yet predicting their real‐world performance remains a tricky puzzle. Unlike terrestrial veterinary vaccines, fish vaccines largely operate through “Black Box” processes, where we observe the outcomes but rarely understand the underlying immune mechanisms. Laboratory trials, though informative,
Jiří Kyslík   +2 more
wiley   +1 more source

Life History and Smolt-to-Adult Survival of Keogh River Steelhead Trout (Salmo gairdneri) and the Relationship to Smolt Size

open access: yes, 1988
A decade of data on wild steelhead trout (Salmo gairdneri) from a coastal stream in British Columbia demonstrated large fluctuations in smolt number, age structure, size, estimates of adult run sizes, smolt-to-adult survival, and adult age.
P. A. Slaney, B. R. Ward
core   +1 more source

A framework for using tissue chemistry and biochronologies to reconstruct fish habitat use and growth

open access: yesEcological Solutions and Evidence, Volume 7, Issue 3, July–September 2026.
Caption to use for Graphical Abstract (if caption not provided with separate file): A novel and accessible framework for using chemical tracers in fish tissues for addressing ecological questions, with a primary focus on habitat use and movement reconstruction.
Peter Betts   +6 more
wiley   +1 more source

The Value of Mono-gender Smolt in Atlantic Salmon farming

open access: yes, 2022
I oppgaven undersøkes det hvorvidt mono-kjønnet smolt kan skape ekstra verdi i oppdrett av atlantisk laks. Det gjøres ved å sammenlikne produksjonseffektiviteten og den operasjonelle risikoen ved produksjon av ulike sammensetninger av mono-kjønnet og ...
Markussen, Jonas Drageland, Rystad, Nore
core  

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