Results 91 to 100 of about 10,523 (243)

Mitochondrial respiratory capacities are not linked to individual variation in hypoxia tolerance and standard metabolic rate in European seabass Dicentrarchus labrax

open access: yesJournal of Fish Biology, EarlyView.
Abstract In hypoxic environments, fish attempt to regulate their metabolic rate as oxygen levels in the water decline. Individuals that have low energy requirements for maintenance – standard metabolic rate (SMR) – are expected to have higher hypoxia tolerance, measured as the critical water oxygen saturation threshold (Scrit) below which they cannot ...
Elisa Thoral   +11 more
wiley   +1 more source

Temperature effects from hydropeaking impair egg and larval development in Danube salmon Hucho hucho and brown trout Salmo trutta

open access: yesJournal of Fish Biology, EarlyView.
Abstract Hydropeaking is considered an important stressor for salmonids and other species in rivers affected by hydropower. In this study, we investigated the in situ effects of hydropeaking on the survival of eggs and larvae of fall spawning brown trout as well as spring spawning Danube salmon.
Julius Gorenz   +3 more
wiley   +1 more source

Study on some hematological factors of Salmo trutta caspius

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2001
Regarding to measure some hematological factors of Caspian Salmon (Salmo Trutta caspius), 55 immature and 21 mature individuals were studied. The main results were:
H. Jamalzadeh; A. Keyvan; Sh. Jamiliorcid ; Sh. Oryan; A. Saeidi
doaj  

The evaluation of the mitochondrial genomics in Atlantic salmon (Salmo salar)

open access: yesMitochondrial DNA. Part B. Resources, 2018
The mitochondrial genomic of Atlantic salmon (Salmo salar) was sequenced and deposited in GenBank accession no. LC012541.1. In this study for the evolutionary analysis of Mtgenomic between S. salar and other salmonid species such as S. t.
Mohammad Aghajanpour Ghasemabad   +1 more
doaj   +1 more source

Genetic analysis of populations of brown trout (Salmo trutta L.) from the Romanian Carpathians

open access: yesAquatic Living Resources, 2019
The Carpathian Mountains are one of the most complex orogenetic areas of Europe, with unique fauna, including the brown trout (Salmo trutta). In this study we performed population genetic analysis of 12 different S.
Popa Gina-Oana   +8 more
doaj   +1 more source

Studies on the biology of Cyathocephalus truncatus (Pallas, 1781) (Cestoda : Spathebothridea) in its fish and crustacean hosts [PDF]

open access: yes, 1984
During the examination of Salmo gairdneriq Salmo, trutta and Thymallus thymallus from the Driffield section of the river Hull and its tributaries, Eastburn Beck and Driffield Beck,all fish were found to be infected with the cestode Qvathocephalus ...
Okaka, Christopher Ehighaukhuo
core  

Recovery of Hafnia alvei from diseased brown trout, Salmo trutta L., and healthy noble crayfish, Astacus astacus (L.), in Bulgaria

open access: yes, 2014
Hafnia alvei was isolated in Bulgaria from healthy noble crayfish, Astacus astacus (L.), and then from farmed diseased brown trout, Salmo trutta L., with signs of haemorrhagic septicaemia.
Orozova, Petya   +6 more
core   +1 more source

First Report of ‘Soft Flesh’ Induced by the Parasite Kudoa thyrsites (Myxosporea) in Commercial Codfish From Norway

open access: yesJournal of Fish Diseases, Volume 48, Issue 4, April 2025.
ABSTRACT Kudoa thyrsites is a myxosporean parasite that infects the skeletal muscle of various teleost fish species globally. Severe infections lead to ‘soft flesh’ in fish fillets, resulting in food spoilage and subsequent discard. While K. thyrsites has previously been identified in migratory Atlantic mackerel in the northern Northeast Atlantic Ocean,
Lucilla Giulietti   +6 more
wiley   +1 more source

Process-based modelling of decadal trends in growth, survival, and smolting of wild salmon (Salmo salar) parr in a Scottish upland stream

open access: yes, 2008
This paper reports a new model of the freshwater stages of an anadromous fish, at the core of which is a stochastic description of the size-at-age dynamics of a growing cohort. Emigration is assumed to require the individual to exceed a threshold size at
Tyldesley, Graham   +3 more
core   +1 more source

Proliferative Kidney Disease and Viral Pathogens in Wild Brown Trout (Salmo trutta) Populations in the Czech Republic

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Populations of wild brown trout (Salmo trutta) have been in long‐term decline across Central Europe, including the Czech Republic, with multiple factors, such as habitat alteration, climate change, predation and emerging diseases, implicated.
Miroslava Palíková   +10 more
wiley   +1 more source

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