Results 61 to 70 of about 3,864 (223)

Risk Is Not Equal to Impact: The Challenges of Developing a Traffic Light System to Regulate Farmed Salmon Production on an Ecosystem Scale

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT We review information on salmon farming production, environmental and climatic variables covering all salmon farming areas in the Patagonia marine ecosystems over a 10‐year period in Chile. With this information, we develop a semi‐quantitative Environmental and Productive Risk Assessment (RA) model as a guide for the design of a Traffic Light ...
Doris Soto   +8 more
wiley   +1 more source

Opening a can of worms: Archived canned fish fillets reveal 40 years of change in parasite burden for four Alaskan salmon species

open access: yesEcology and Evolution
How has parasitism changed for Alaskan salmon over the past several decades? Parasitological assessments of salmon are inconsistent across time, and though parasite data are sometimes noted when processing fillets for the market, those data are not ...
Natalie Mastick   +5 more
doaj   +1 more source

Functional Analysis of the Cyclin E Gene in the Reproductive Development of Rainbow Trout (Oncorhynchus mykiss)

open access: yesBiology
As a commercially valuable aquaculture species, rainbow trout (Oncorhynchus mykiss) urgently require solutions to growth inhibition associated with reproductive development.
Enhui Liu   +9 more
doaj   +1 more source

Otolith microchemistry and diadromy in Patagonian river fishes [PDF]

open access: yesPeerJ, 2019
Coastal habitats in Chile are hypothesized to support a number of diadromous fish species. The objective of this study was to document migratory life histories of native galaxiids and introduced salmonids from a wide latitudinal range in Chilean ...
Dominique Alò   +4 more
doaj   +2 more sources

Wood restoration results in rapid conversion of a degraded plane‐bed channel, Little River, Washington

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 5, May 2026.
The authors document that wood restoration can rapidly and positively affect a number of geomorphic variables to improve habitat conditions for Pacific salmon. Abstract The loss of instream wood can create a legacy of channel incision that is detrimental to habitat formation.
Aaron Lee   +6 more
wiley   +1 more source

Growth rate of Oncorhynchu kisutch determined experimentally

open access: yes, 2014
Growth rate of Oncorhynchu kisutch determined ...
J R Brett (8008700)   +3 more
core   +1 more source

Dam It, I’m Stranded: Evaluating Fish Stranding Downstream of Two Hydropeaking Dams in Northern Ontario

open access: yesRiver Research and Applications, Volume 42, Issue 4, Page 796-811, May 2026.
ABSTRACT Globally, there has been an increase in the development and use of hydropower to produce energy. Hydropeaking is an operating regime that is used to meet real‐time energy demands; however, daily fluctuations in flows may result in fish becoming stranded.
Raegan Davis   +2 more
wiley   +1 more source

A Method to Implement Natural Flow Regimes for Regulated Rivers

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Rivers throughout the world have been dammed for flood control, irrigation, hydropower, and water storage for centuries. Dams service the economic and development needs of societies, but degrade the ecology of rivers. To conserve diminishing aquatic species and their habitats, methods are needed to help managers implement flow releases with ...
Nicholas A. Som, Seth W. Naman
wiley   +1 more source

Attraction of migratory inanga (galaxias maculatus) and koaro (galaxias brevipinnis) juveniles to adult galaxiid odours

open access: yes, 2003
The response of migratory galaxiid juveniles, inanga (Galaxias maculatus) and koaro (G. brevipinnis), to the odours of adult galaxiids was tested in a two-choice chamber apparatus. Both conspecific and heterospecific odours were tested. Inanga juveniles
Cindy F. Baker   +3 more
core   +1 more source

Effect of dietary iron (Fe) supplementation on growth performance, hematological parameters and anti-oxidant responses of coho salmon Oncorhynchus kisutch (Walbaum, 1792) post-smolts

open access: yesAquaculture Reports
Effects of graded dietary iron (Fe) levels on coho salmon Oncorhynchus kisutch (Walbaum, 1792) post-smolts were assessed by determining the growth performance, Fe deposited in tissue, liver and serum antioxidant and immunity responses.
Hairui Yu   +4 more
doaj   +1 more source

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