Results 111 to 120 of about 15,113 (211)

Factors influencing the downstream transport of sediment in the Lough Feeagh catchment, Burrishoole, Co. Mayo, Ireland [PDF]

, 2005
Research laboratories in the Burrishoole catchment have been the focus of salmonid research since 1955. One aspect of the research has been to monitor the number of salmon and sea trout migrating to sea as smolts and returning to the catchment as adults.
Allott, Norman, McGinnity, Philip, O'Hea, Brendan   +2 more
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A guide to the interpretation of sea trout scales [PDF]

, 1996
The overall purpose of this guide is to provide a manual for the collection and interpretation of sea trout scales. A brief introduction considers the advantages and disadvantages of using scales to determine age and growth. To ensure that scales are
Chambers, S., Elliott, J.M.
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Pumping og håndtering av smolt

, 2015
In the project «Pumping and handling of smolt” the aim was to reduce injuries and increase welfare in smolt exposed to handling, and to prevent long term injuries caused by rough handling during early life stages. We conducted several controlled experiments and visited three commercial smolt farms where processes of sorting, vaccination and transfer to
Espmark, Åsa Maria Olofsdotter, Kolarevic, Jelena, Aas-Hansen, Øyvind, Nilsson, Jonatan   +3 more
openaire   +1 more source

The Bioeconomic Effects of Timber Harvesting on Recreational and Commercial Salmon and Steelhead Fishing: A Case Study of the Siuslaw National Forest [PDF]

The economic effects of changes in timber harvest levels on recreational and commercial salmon and steelhead fisheries are estimated by combining a series of simple watershed, habitat, population, and economic models.
Loomis, John B.
core   +1 more source

Swimming at Increasing Speeds in Steady and Unsteady Flows of Atlantic Salmon Salmo salar: Oxygen Consumption, Locomotory Behaviour and Overall Dynamic Body Acceleration

Biology
The swimming performance of cultured finfish species is typically studied under steady flow conditions. However, flow conditions are mostly unsteady, for instance, as experienced in sea pens in exposed sea areas.
Wisdom E. K. Agbeti, Arjan P. Palstra, Suzy Black, Leonardo Magnoni, Martin Lankheet, Hans Komen   +5 more
doaj   +1 more source

South & West Cumberland Fisheries Advisory Committee 2nd September, 1974 [PDF]

, 1974
This is the report from the South and West Cumberland Fisheries Advisory Committee meeting, which was held on the 2nd September 1974. The report looks at comments of the Regional Fisheries Officer on the report 'Taking Stock', and information including ...

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Sedasjon av smolt - SMOLTSED. Faglig sluttrapport

, 2017
Sedation of smolt ...
Espmark, Åsa Maria Olofsdotter, Kolarevic, Jelena, Iversen, Martin Haugmo   +2 more
openaire   +1 more source

Hydroelectric Dams and the Decline of Chinook Salmon in the Columbia River Basin [PDF]

The decline of chinook salmon runs into the mouth of the Columbia River in recent decades is thought to be partly attributable to the construction of hydroelectric dams. The purpose of this article is to estimate the magnitude of losses in chinook salmon
Booth, Douglas E.
core   +1 more source

Microbial challenges in recirculating aquaculture systems (RAS) for Atlantic salmon (Salmo salar) smolt and post-smolt

, 2021
Aquaculture is one of the fastest growing food producing sectors today. Norway is the world’s largest producer of farmed Atlantic salmon (Salmo salar), and the aquaculture industry is an important contributor to value creation and employment nationally.
openaire   +1 more source

Natural Resource Industries, ‘Tragedy of the Commons’ and the Case of Chilean Salmon Farming [PDF]

Chilean salmon farming has been considered as an outstanding example of success after growing at double digit rates for more than twenty years. While the expansion was indeed dramatic, it came at the expense of severe sanitary and environmental ...
Jorge Katz, Michiko Iizuka
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