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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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2009 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 E8 E9 E13 E15 E18 E21 I1 N2 R1 U4

Time series of marine survival in relation to environmental parameters (e.g. SST) E10

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 I5 U5

Migratory behaviour of individual fish
e.g. active smolt tracking; use of data storage tags

C2 C4 C6 E17 I2 I3 N4 U1 U2 U3

Origin of catches in directed fisheries
e.g. genetic analysis and scale analysis
D1 E2 E11 E16 E19 E20 I4 N3 F1
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

C5 E6 E7 E12
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
E14 N1 N5
e.g. predation in estuaries/coastal areas
Obstructions to fish movements
e.g. barrages
e.g. acidification; freshwater contaminants






























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