Results 31 to 40 of about 32,366 (244)

Descent of trout (Salmo trutta L.) smolts grown in River Mołstowa catchment area [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1981
The paper present data on the descent of trout (Salmo trutta L.) smolts grown in the Motstowa catchment area, with a particular reference to the fish length and water temperatures.
Z. Chełkowski, B. Chełkowska
doaj   +3 more sources

Helminth parasites of alien freshwater fishes in Patagonia (Argentina) [PDF]

open access: yes, 2018
A survey of the helminth parasites of alien freshwater fishes from Argentinean Patagonia is presented, based on samples taken from 2010 to 2017 and including previous published records.
Flores, Verónica Roxana   +5 more
core   +1 more source

Features of enzymatic activity of a digestive path of young of salmon fishes

open access: yesЮг России: экология, развитие, 2015
In the work activity of some digestive enzymes participating in hydrolysis нутриентов of the albuminous and carbohydrate nature at молоди Black Sea кумжи Salmo trutta labrax Pallas and стальноголового of salmon Salmo gairdneri Rich has been investigated.
T. S. Ershova, I. V. Volkova
doaj   +1 more source

Influence d'une réduction de débit sur un torrent de montagne : l'Aston (Ariège) [PDF]

open access: yes, 1983
La diminution et le déséquilibre de la population piscicole (Salmo trutta fario) sont les conséquences les plus évidentes de l'implantation d'un barrage sur un torrent pyrénéen (débit réservé de 100 1/s avec des lâchers d'eau imprévisibles).
Chauvet, Eric
core   +3 more sources

Biological characteristics of trout (Salmo trutta L.) smolts grown in river Mołstowa catchment area [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1982
The paper presents the following biological characters of trout (Salmo trutta L.) smolts grown under natural conditions of the river Mołstowa: length and weight distribution, age, sex ratio, and gonad maturity stage.
Z. Chełkowski, B. Chełkowska
doaj   +3 more sources

Survival and growth rates of juvenile salmonids reared in lowland streams

open access: yesArchives of Polish Fisheries, 2016
The aim of this study was to assess the efficiency of propagating juvenile trout, Salmo trutta L. in small lowland streams and to evaluate the impact of the environmental conditions in the streams on the juvenile fish.
Golski Janusz   +4 more
doaj   +1 more source

Genetic diversity management of sculpin (Cottus spp.) and brown trout (Salmo trutta) in the Palatinate Forest-North Vosges Biosphere Reserve

open access: yesKnowledge and Management of Aquatic Ecosystems, 2023
Protected areas can make an important contribution to the conservation of genetic diversity in the current biodiversity crisis. We have examined two representative freshwater fish taxa, Cottus spp.
Schmidt Thomas   +2 more
doaj   +1 more source

Who will become dominant? Investigating the roles of individual behaviour, body size, and environmental predictability in brown trout fry hierarchies [PDF]

open access: yes, 2017
This paper presents a study investigating performance of brown trout fry, with different behavioural characteristics, in environments differing in food predictability.
Berger, David   +2 more
core   +2 more sources

Salmo trutta Linnaeus 1758

open access: yes, 2014
Published as part of Carneiro, Miguel, Martins, Rogélia, Landi, Monica & Costa, Filipe O., 2014, Updated checklist of marine fishes (Chordata: Craniata) from Portugal and the proposed extension of the Portuguese continental shelf, pp. 1-73 in European Journal of Taxonomy 73 on page 23, DOI: 10.5852/ejt.2014.73, http://zenodo.org/record ...
Carneiro, Miguel   +3 more
openaire   +2 more sources

Inadequate food intake at high temperatures is related to depressed mitochondrial respiratory capacity [PDF]

open access: yes, 2016
Animals, especially ectotherms, are highly sensitive to the temperature of their surrounding environment. Extremely high temperature, for example, induces a decline of average performance of conspecifics within a population, but individual heterogeneity ...
Anderson, Graeme J.   +4 more
core   +1 more source

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