Results 11 to 20 of about 11,477 (255)

TNF-Α, IL-6, HSP-70, fish growth hormone, and growth performance of sea trout, Salmo trutta (Actinopterygii: Salmoniformes: Salmonidae) after long-term dietary administration of β-glucan and BGN-2 [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2023
The presently reported study intended to examine the effect of the oral administration of an immunomodulator β-glucan and β-glucan-containing product (BGN-2) on the levels of tumor necrosis factor-alpha (TNF-α), interleukin-6 (IL-6), fish heat shock ...
Olga Revina   +3 more
doaj   +3 more sources

Behaviour of anadromous brown trout (Salmo trutta) in a hydropower regulated freshwater system

open access: yesMovement Ecology, 2023
Many Norwegian rivers and lakes are regulated for hydropower, which affects freshwater ecosystems and anadromous fish species, such as sea trout (Salmo trutta). Lakes are an important feature of many anadromous river systems.
Lotte S. Dahlmo   +5 more
doaj   +1 more source

Assessing the human health risk of Baltic Sea sea trout (Salmo trutta L.) consumption

open access: yesFisheries & Aquatic Life, 2022
The current study assessed health risks posed by exposure to metals from the consumption of Baltic Sea trout (Salmo trutta L.). Concentrations of essential minerals in sea trout muscles were determined and compared with the physiological requirements of ...
Tkachenko Halyna   +3 more
doaj   +1 more source

Modeling salmon lice effects on sea trout population dynamics using an individual-based approach

open access: yesAquaculture Environment Interactions, 2021
Salmon lice Lepeophtheirus salmonis infestation of sea trout Salmo trutta results in both additional marine mortality and behavioral changes which may contribute to sea trout population decline.
RD Hedger   +6 more
doaj   +1 more source

The Lifetime Migratory History of Anadromous Brook Trout (Salvelinus fontinalis): Insights and Risks from Pesticide-Induced Fish Kills

open access: yesFishes, 2022
Brook trout populations in Prince Edward Island, Canada, have experienced over 50 pesticide-related fish kills since the 1960s. Life history evaluation of large sea-run brook trout recovered following two fish kill events was compared with a reference ...
Scott D. Roloson   +5 more
doaj   +1 more source

Development of a risk assessment method for sea trout in coastal areas exploited for aquaculture

open access: yesAquaculture Environment Interactions, 2021
The regulation of aquaculture production in Norway considers the potential impact of salmon lice on wild fish. However, most attention has been focused on impacts on wild Atlantic salmon, despite the fact that anadromous brown trout spend the majority of
B Finstad   +7 more
doaj   +1 more source

Molecular characterization of rare anadromous Rhône River brown trout

open access: yesKnowledge and Management of Aquatic Ecosystems, 2022
The brown trout form the Salmo trutta complex, a diversified assemblage of salmonids. Its native area mainly covers Europe. It can develop three ecological forms or ecotypes, depending on its migratory behaviours: resident, anadromous (going to sea) and ...
Berrebi Patrick   +2 more
doaj   +1 more source

Relationships among tissues, biofluids, and otolith selenium concentrations in wild female burbot (Lota lota)

open access: yesIntegrated Environmental Assessment and Management, EarlyView., 2023
Abstract In the Lake Koocanusa‐Kootenai River system (Montana, USA and British Columbia, Canada), selenium (Se) contamination has become an international concern and is suspected to contribute to the observed burbot (Lota lota) population collapse. Due to our limited ability to sample burbot in Lake Koocanusa for monitoring studies, we used a reference
Stephanie D. Graves   +6 more
wiley   +1 more source

Wild Atlantic salmon enter aquaculture sea‐cages: A case study

open access: yesConservation Science and Practice, 2021
There are more than 3,000 Atlantic salmon aquaculture sea‐cages distributed along the coastline of Norway. Many of these sea‐cages are located along the migration routes of wild Atlantic salmon (Salmo salar) postsmolts. This study documents for the first
Per Gunnar Fjelldal   +7 more
doaj   +1 more source

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