Results 21 to 30 of about 111,622 (301)

Recombinant viral hemorrhagic septicemia virus with rearranged genomes as vaccine vectors to protect against lethal betanodavirus infection

open access: yesFrontiers in Immunology, 2023
The outbreaks of viral hemorrhagic septicemia (VHS) and viral encephalopathy and retinopathy (VER) caused by the enveloped novirhabdovirus VHSV, and the non-enveloped betanodavirus nervous necrosis virus (NNV), respectively, represent two of the main ...
Sandra Souto   +7 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

The importance of essential fatty acids and their ratios in aquafeeds to enhance salmonid production, welfare, and human health

open access: yesFrontiers in Animal Science, 2023
Long chain polyunsaturated fatty acids (LC-PUFA), namely those from omega-3 (n-3) and omega-6 (n-6) families, are paramount for both fish and human nutrition. Some of these biomolecules cannot be synthesized de novo and must be acquired through the diet,
Ian Carr   +2 more
doaj   +1 more source

Diet of rainbow trout in Lake Rotoiti: an energetic perspective [PDF]

open access: yes, 2012
We characterised seasonal and ontogenetic changes in diet and prey energy density of rainbow trout (Oncorhynchus mykiss) in Lake Rotoiti, New Zealand, to better understand the prey requirements of trout in central North Island lakes.
Hicks, Brendan J.   +3 more
core   +1 more source

Variations in Rainbow Trout Immune Responses against A. salmonicida: Evidence of an Internal Seasonal Clock in Oncorhynchus mykiss

open access: yesBiology, 2022
In poikilothermic vertebrates, seasonality influences different immunological parameters such as leukocyte numbers, phagocytic activity, and antibody titers.
Ruth Montero   +8 more
doaj   +1 more source

Do native brown trout and non-native brook trout interact reproductively? [PDF]

open access: yes, 2008
Reproductive interactions between native and non-native species of fish have received little attention compared to other types of interactions such as predation or competition for food and habitat.
Cucherousset, Julien   +4 more
core   +1 more source

Farmed fish welfare during slaughter in Italy: survey on stunning and killing methods and indicators of unconsciousness

open access: yesFrontiers in Veterinary Science, 2023
Information on slaughter procedures for farmed fish in aquaculture is limited, both in Europe and in Italy, due to a general lack of field data. The aim of this study was to gather information on the procedures used to slaughter fish in Italy and to ...
Gianfilippo Alessio Clemente   +10 more
doaj   +1 more source

Seasonal changes in abundance of brown trout (Salmo trutta) and rainbow trout (s. gairdnerii) assessed by drift diving in the Rangitikei river, New Zealand [PDF]

open access: yes, 1985
Numbers and approximate sizes of brown trout (Salmo trutta L.) and rainbow trout (5. gairdnerii Richardson) were estimated by snorkel divers at 6 sites in the middle reaches of the Rangitikei River, North Island, New Zealand, over 14 months.
Hicks, Brendan J., Watson, N. R. N.
core   +1 more source

Weight, Length, and Growth in Cutbow Trout (Oncorhynchus mykiss x clarkii) [PDF]

open access: yes, 2011
Background: The cutbow trout (Oncorhynchus mykiss x clarkii) is a fertile hybrid of rainbow and cutthroat trout. Little published length-weight data is available for this hybrid, and a standard weight curve is not established. Eleven Mile Reservoir is
David Parker   +2 more
core   +1 more source

Trout and Trout Culture [PDF]

open access: yesScientific American, 1884
n ...
openaire   +1 more source

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