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International Atlantic Salmon Research Board
Unravelling the mysteries of the salmon at sea to promote their recovery




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2008 Ongoing Projects by Topic Area

Topic Area
Long-term monitoring
Long Term Monitoring
Time-series of marine survival/growth estimates
e.g. essential on-going tagging/monitoring programmes

C3 E5 E9 E10 E11 E16 E18 E21 E24 E26 I1 I4 N2 R1 U4

Time series of marine survival in relation to environmental parameters (e.g. SST) E12

migration in the sea

Distribution Migration in the sea
Courtesy of Marine Institute, Ireland

Distribution of salmon in the sea
e.g. marine surveys of post-smolt distribution; identification of fish caught
C1 E1 U5
Migratory behaviour of individual fish
e.g. active smolt tracking; use of data storage tags

C2 C4 C5 C6 C7 E17 E23 I3 I5 I6 N4 U1 U2 U3

Origin of catches in directed fisheries
e.g. genetic analysis and scale analysis
C8 C9 D1 E2 E7 E14 E19 E22 E25 I7 N3
Migration and bioenergetic models  
By-catches in pelagic fisheries
e.g. sampling of commercial pelagic catches
Life history/
biological processes
Life History
Courtesy of Gilbert van Ryckevorsel
Freshwater factors
e.g. age, growth, migration timing
Pre-fishery-recruitment marine factors
e.g. environment, food, predation, growth, parasites and diseases

Post-fishery-recruitment marine factors
e.g. environment, food, predation, maturation processes, growth

C10 E6 E8 E15
Development of methodsDevelopment of Methods
Courtesy of Marine Institute, Ireland
Post-smolt survey methods
e.g. development of trawls with cameras, tag detection
Electronic tag technology
e.g. development of smaller/smarter/cheaper tags
Specific natural and anthropogenic factorsSpecific Factors
Courtesy of SSPO, Scotland
Fish farms
e.g. increased sea lice infestations
E20 N1 N5
e.g. predation in estuaries/coastal areas
E13 U6
Obstructions to fish movements
e.g. barrages
e.g. acidification; freshwater contaminants






























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