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Up to 85 per cent of historical salmon habitat lost in Lower Fraser region
salmon habitat salmon production habitat protection
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2021/8/6
For perhaps the first time ever, researchers have mapped out the true extent of habitat loss for salmon in the Lower Fraser River, one of the most important spawning and rearing grounds for Pacific sa...
Young chum salmon may get biggest nutrition boost from Elliott Bay restored beaches（图）
Young chum salmon biggest nutrition boost Elliott Bay restored beaches
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2015/9/25
In the midst of ferry boats, container ships and tourists crowding Seattle’s Elliott Bay, young salmon are just trying to get a decent meal.The fish hatch in the rivers and streams that feed into Puge...
The Expression of Leptin, Estrogen Receptors, and Vitellogenin mRNAs in Migrating Female Chum Salmon, Oncorhynchus keta: The Effects of Hypo-osmotic Environmental Changes
Chum Salmon Estrogen Receptors Leptin Maturation Salinity Change Vitellogenin
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2016/5/16
Leptin plays an important role in energy homeostasis and reproductive function in fish, especially in reproduction. Migrating fish, such as salmonoids, are affected by external environmental factors, ...
Regularity "in Large" for the 3D Salmon's Planetary Geostrophic Model of Ocean Dynamics
planetary geostrophic model global regularity ocean dynamics model global circulation
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2011/2/28
It is well known, by now, that the three-dimensional non-viscous planetary geostrophic model,
with vertical hydrostatic balance and horizontal Rayleigh friction, coupled to the heat diffusion and tra...
Toward a salmon conjecture
salmon conjecture
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2010/12/15
By using a result from the numerical algebraic geometry package Bertini we show that (with extremely high probability) a set of degree 6 and degree 9 polynomials cut out the secant variety 4(P2 × P2 ...
Variability in stream discharge and temperature：a preliminary assessment of the implications for juvenile and spawning Atlantic salmon
Critical Displacement Velocity Atlantic salmon
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2009/5/18
This study focuses on understanding the temporal variability in hydrological and thermal conditions in a small mountain stream and its potential implication for two life stages of Atlantic salmon (Sal...
Implications of climate change on flow regime affecting Atlantic salmon
UKCIP02 climate change Atlantic salmon flow regime hydiaulic characteristics RRV analysis
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2009/5/8
The UKCIP02 climate change scenarios (2070–2100) suggest that the UK climate will become warmer (an overall increase of 2.5–3°C), with temperature increases being greater in the summer and autumn than...
Water quality limits for Atlantic salmon (Salmo salar L.) exposed to short term reductions in pH and increased aluminum simulating episodes
acid neutralizing capacity pH Atlantic salmon
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2009/4/29
Acidification has caused the loss or reduction of numerous Atlantic salmon (Salmo salar L.) populations on both sides of the North Atlantic. Acid deposition peaked in the 1980's and resulted in both c...
Ecological, landscape, and climatic regulation of sediment geochemistry in North American sockeye salmon nursery lakes: Insights for paleoecological salmon investigations
sediment geochemistry Ecological landscape climatic
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2014/4/17
We used multiple linear regressions across a Northeast Pacific region 56-lake set to examine the influence of
sockeye salmon spawner densities and limnological, climatic, and watershed characteristic...
The influence of riparian woodland on the spatial and temporal variability of stream water temperatures in an upland salmon stream
temperature forest hydrology Cairngorm
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2009/3/5
The spatio-temporal variability of stream water temperatures was investigated at six locations on the Girnock Burn (30km2 catchment), Cairngorms, Scotland over three hydrological years between 1998 an...
Genetic variation analysis of wild Chum Salmon populations in China based on microsatellite markers
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2007/7/28
期刊信息
篇名
Genetic variation analysis of wild Chum Salmon populations in China based on microsatellite markers
语种
英文
撰写或编译
作者
Jinping Chen,Dajiang Sun,Chongzhi Dong,Bing Liang,Wenhua Wu,Shuyi Zhang
第一作者单...
Salmon influences on dissolved organic matter in a coastal temperate brownwater stream: An application of fluorescence spectroscopy
Salmon dissolved organic matter temperate brownwater stream:fluorescence spectroscopy
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2014/4/22
We examined how spawning Pacific salmon (genus Oncorhynchus) affect streamwater concentrations of inorganic nitrogen and phosphorus and dissolved organic matter in Peterson Creek, a stream in southeas...
Variable effects of marine-derived nutrients on algal production in salmon nursery lakes of Alaska during the past 300 years
marine-derived nutrients algal production salmon nursery lakes Alaska during the past 300 years
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2014/4/22
We measured historical changes in sedimentary δ15N and fossil pigments in four lakes with anadromous semelparous salmon and two reference lakes to quantify the degree to which the flux of marine-deriv...
Long-term changes in legacy trace organic contaminants and mercury in Lake Ontario salmon in relation to source controls, trophodynamics, and climatic variability
legacy trace organic contaminants mercury
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2014/5/5
We used long-term (20+ yr) datasets to determine how the sum of 209 polychlorinated biphenyl congeners
([SPCB]), dodecachloropentacyclodecane ([mirex]), para-para dichlorodiphenyltrichloroethane ([ p...
The influence of nitrogen limitation on d15N and carbon : nitrogen ratios in sediments from sockeye salmon nursery lakes in British Columbia, Canada
nitrogen limitation on d15N and carbon nitrogen ratios in sediments sockeye salmon nursery lakes British Columbia Canada
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2014/5/5
Carbon (C) and nitrogen (N) elemental and nitrogen isotopic ratios were determined for bulk organic matter in surface sediments of 11 sockeye salmon (Onchorynchus nerka) nursery lakes in British Colum...