Results 11 to 20 of about 164,181 (310)

Dietary L-Lysine Requirement of Coho Salmon (Oncorhynchus kisutch) Alevins

open access: yesAnimals, 2023
The suitable dietary L-lysine concentration for coho salmon (Oncorhynchus kisutch) alevins was assessed by a dose response feeding trial. Six experimental diets were made with graded L-lysine concentrations of 2.29%, 2.81%, 3.32%, 3.80%, 4.27%, and 4.78%
Leyong Yu   +6 more
doaj   +1 more source

Temporal trends in geographic clines of chum salmon reproductive traits associated with global warming and hatchery programmes

open access: yesEcological Solutions and Evidence, 2021
Geographic clines in life‐history traits are often recognized as adaptations to the associated transitional environments. As life‐history traits evolve in response to anthropogenic processes, these geographic clines can change over time.
Koh Hasegawa   +2 more
doaj   +1 more source

Migratory hosts can maintain the high‐dose/refuge effect in a structured host‐parasite system: The case of sea lice and salmon

open access: yesEvolutionary Applications, 2020
Migration can reduce parasite burdens in migratory hosts, but it connects populations and can drive disease dynamics in domestic species. Farmed salmon are infested by sea louse parasites, often carried by migratory wild salmonids, resulting in a costly ...
Andrew W. Bateman   +3 more
doaj   +1 more source

Extent of predation bias present in migration survival and timing of Atlantic salmon smolt (Salmo salar) as suggested by a novel acoustic tag

open access: yesAnimal Biotelemetry, 2019
Background Acoustic telemetry is increasingly being used as a tool to measure survival, migration timing and behaviour of fish. Tagged fish may fall prey to other animals with the tag continuing to be detected whilst it remains in the gastrointestinal ...
Jason Daniels   +3 more
doaj   +1 more source

Pulsed supplies of small fish facilitate time-limited intraguild predation in salmon-stocked streams

open access: yesRoyal Society Open Science, 2022
Pulsed supplies of prey generally increase predator food intake. However, it is unclear whether this holds true when predators and pulsed prey are in the same guild (i.e. intraguild (IG) predators and prey).
Koh Hasegawa, Sho Fukui
doaj   +1 more source

Effect of dietary eicosapentaenoic acid (20:5n-3) on growth performance, fatty acid profile and lipid metabolism in coho salmon (Oncorhynchus kisutch) alevins

open access: yesAquaculture Reports, 2022
A 12-week feeding trial was conducted to investigate the effects of dietary eicosapentaenoic acid (EPA, 20:5n-3) on the growth performance, fatty acid profile and lipid metabolism in coho salmon (Oncorhynchus kisutch) alevins.
Hai-Rui Yu   +7 more
doaj   +1 more source

Jellyfish in Pacific salmon food

open access: yesИзвестия ТИНРО, 2022
Ctenophores, hydroid jellyfish, appendicularians, salpas, and the pteropoda mollusk Clione limacina, conditionally combined into the group of “jellyfish”, are found in the food of all Pacific salmon — chum salmon, pink salmon, sockeye salmon, coho salmon
A. F. Volkov
doaj   +1 more source

Prenatal gender-customized head circumference nomograms result in reclassification of microcephaly and macrocephalyAJOG Global Reports at a Glance

open access: yesAJOG Global Reports, 2023
BACKGROUND: Local and worldwide prenatal charts for estimated fetal weight and postnatal charts for head circumference are gender specific. However, prenatal head circumference nomograms are not gender customized.
Rivka Sukenik-Halevy, MD   +6 more
doaj   +1 more source

Effect of supplemental dietary zinc on the growth, body composition and anti-oxidant enzymes of coho salmon (Oncorhynchus kisutch) alevins

open access: yesAquaculture Reports, 2021
Zinc (Zn) is a trace element in the animal body, which plays a vital regulatory role in nucleic acid, protein synthesis and anti-oxidative enzymes activities.
Hai-Rui Yu   +5 more
doaj   +1 more source

Salmon is A Salmon

open access: yes, 2023
In fact, all over the world, a salmon is a salmon; that simple, stupid! This is still the impression you get when you read the latest aquaculture papers, even in top scientific journals. Laboratories working with Atlantic salmon, in North America, South America, Australia, Europe, or Asia, for example, always identify their stu­dy object as Salmo salar
openaire   +1 more source

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