Results 111 to 120 of about 6,270 (213)

Особенности воспроизводства кеты (Oncorhynchus keta) северо-восточного побережья Камчатки

open access: yesИсследования водных биологических ресурсов Камчатки и северо-западной части Тихого океана, 2008
The data on the coastal catches, the fisheries intensity and the filling up of the spawning grounds are analyzed, and the determinants of ranging are demonstrated. The analysis also has embraced in its' scope the ratio between parental and progeny generations of chum salmon, the index of year-class strength and its' determinants, the dynamics of ...
openaire   +1 more source

Salmon as an ecological pathway of contaminants into Alaskan food webs

open access: yesEmerging Contaminants
Salmon are important fish taxa for humans and animals in hemiboreal and subarctic ecosystems. The presence of trace elements and their bioaccumulation across a marine food web raises potential health risk concerns associated with human consumption ...
Miranda Brohman   +4 more
doaj   +1 more source

Effect of Suspended Iron Hydroxide on the Hatchability and Embryonic Development of the Coho Salmon [PDF]

open access: yes, 1978
Author Institution: Biology Department, Grove City CollegeCoho salmon (Oncorhynchus kisutch) eggs were fertilized and fry were incubated at 10°C in the presence and absence of suspended iron.
Brenner, Fred J., Cooper, W. Lynn
core  

Effects of flow regime on the young stages of salmonid fishes. Summary and conclusions based on results for 1981-1985 [PDF]

open access: yes, 1985
The main British salmonid species spawn in clean gravel in streams and rivers, many of them in the upland areas of Britain. The earliest stages of the life cycle (eggs and alevins) spend some months within the gravel of the river bed.
Crisp, D.T.
core  

Transcriptional Responses to Chronic Thermal Stress in Chum Salmon (Oncorhynchus keta) Smolt

open access: yesFishes
Understanding the chronic thermal acclimation capacity of chum salmon (Oncorhynchus keta) is essential for predicting species resilience and developing mitigation strategies under ocean warming.
Junwon Kim   +5 more
doaj   +1 more source

A systematic immunohistochemical survey of the distribution patterns of GH, prolactin, somatolactin, β-TSH, β-FSH, β-LH, ACTH, and α-MSH in the adenohypophysis of Oreochromis niloticus , the Nile tilapia [PDF]

open access: yes, 2018
Fish pituitary plays a central role in the control of growth, development, reproduction and adaptation to the environment. Several types of hormone-secreting adenohypophyseal cells have been characterised and localised in diverse teleost species.
Eppler, Elisabeth   +4 more
core  

Drawn to the Sea: Charles Bradford Hudson (1865-1939), Artist, Author, Army Officer, with Special Notice of His Work for the United States Fish Commission and Bureau of Fisheries [PDF]

open access: yes, 2009
The biography of Charles Bradford Hudson that follows this preface had its seeds about 1965 when I (VGS) was casually examining the extensive files of original illustrations of fishes stored in the Division of Fishes, National Museum of Natural History ...
Murphy, Kristin A., Springer, Victor G.
core  

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