Results 11 to 20 of about 4,974 (145)

Fish Meal Replacement in Chum Salmon (Oncorhynchus keta) Diet With Alternative Protein Sources [PDF]

open access: yesAquaculture Nutrition
Chum salmon (Oncorhynchus keta) is an indigenous salmonid species found in Korea. This experiment was conducted to evaluate the effects of fish meal (FM) replacement with krill meal (KM), soy protein concentrate (SPC), meat meal (MM), and chicken ...
Buddhi E. Gunathilaka   +2 more
doaj   +2 more sources

Climate-driven shifts in marine habitat explain recent declines of Japanese Chum salmon [PDF]

open access: yesScientific Reports
Climate change is accelerating at unprecedented rates, with disproportionate impacts on marine ecosystems. We examined the distributional responses of chum salmon (Oncorhynchus keta), a keystone species, to the recent climatic changes in the North ...
Irene D. Alabia   +7 more
doaj   +2 more sources

Review of Major and Minor Pathogens of Adult Pacific Salmon (Oncorhynchus spp.) in Freshwater in the Pacific Northwest of North America [PDF]

open access: yesPathogens
This comprehensive review examines pathogens affecting adult anadromous Pacific salmon (Oncorhynchus spp.) during their terminal freshwater migration and spawning across populations from California through Alaska, including Oregon, Washington, and ...
Tamsen M. Polley   +6 more
doaj   +2 more sources

Age and growth of chum salmon from the Tumen River [PDF]

open access: yesPeerJ
To investigate the age structure and growth characteristics of the chum salmon (Oncorhynchus keta) population in the Tumen River, this study conducted age determination and measured basic biological indicators including fork length (FL) and body weight ...
Anqi Wang   +5 more
doaj   +3 more sources

Gametogenesis of pacific salmon. 2. Chum salmon Oncorhynchus keta

open access: yesИзвестия ТИНРО, 2023
All available information on gametogenesis of chum salmon Oncorhynchus keta cited in scientific literature is summarized. The phases of indifferent development and sex differentiation are overviewed, specific features of the testes and ovaries ...
O. V. Zelennikov
doaj   +1 more source

Factors controlling the year-classes strength for chum salmon Oncorhynchus keta in the Okhotsk district

open access: yesИзвестия ТИНРО, 2023
A quasi-cyclicity associated with variability of environmental conditions is detected for the regression residuals of the stock-recruitment model for chum salmon Oncorhynchus keta in the Okhotsk district, described by Ricker’s equation.
V. I. Ostrovsky
doaj   +1 more source

Feeding of mass fish species by natural and farmed juveniles of pacific salmons on example of the Obutonai River (Sakhalin Island)

open access: yesИзвестия ТИНРО, 2022
Feeding of mass fish species caught in the Obutonai River (Sakhalin, Nevelsk district) was examined in May-July 2021, in the time of downstream migration of natural pink salmon Oncorhynchus gorbuscha juveniles and release of chum salmon O. keta juveniles
O. V. Zelennikov   +2 more
doaj   +1 more source

Indigenous sex-selective salmon harvesting demonstrates pre-contact marine resource management in Burrard Inlet, British Columbia, Canada

open access: yesScientific Reports, 2021
To gain insight into pre-contact Coast Salish fishing practices, we used new palaeogenetic analytical techniques to assign sex identifications to salmonid bones from four archaeological sites in Burrard Inlet (Tsleil-Waut), British Columbia, Canada ...
Jesse Morin   +10 more
doaj   +1 more source

On fecundity of chum salmon Oncorhynchus keta in the commercial herd at Iturup Island

open access: yesИзвестия ТИНРО, 2023
Absolute fecundity of chum salmon Oncorhynchus keta is investigated for the commercial herd dwelled at Iturup Island. Currently, the herd is formed mostly by fish of hatchery origin but has retained the same species and regional features that ...
A. N. Elnikov, O. V. Zelennikov
doaj   +1 more source

Regional-Scale Declines in Productivity of Pink and Chum Salmon Stocks in Western North America. [PDF]

open access: yesPLoS ONE, 2016
Sockeye salmon (Oncorhynchus nerka) stocks throughout the southern part of their North American range have experienced declines in productivity over the past two decades. In this study, we tested the hypothesis that pink (O. gorbuscha) and chum (O. keta)
Michael J Malick, Sean P Cox
doaj   +1 more source

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