Contents

Sea Trout – Science and Management

Contents

Preface ix
Acknowledgements xi
1. Anadromy in brown trout (Salmo trutta): A review of the relative roles of genes and environmental factors and the implications for management.
A. Ferguson, T. Reed, P. McGinnity & P. Prodöhl
1
2. Understanding anadromy as an individual adaptive behaviour: theory and its consequences.
S.F. Railsback & B.C. Harvey
41
3. Sea does matter: seascape heterogeneity influences coastal migration tactics and population connectivity in brown trout (Salmo trutta L.).
S. Launey, E. Quéméré, J-L Fagard & J-L. Baglinière.
53
4. Population genetics and genetic stock identification of anadromous Salmo trutta from the Irish Sea and adjacent areas, using microsatellite DNA loci.
P. A. Prodöhl, A. Antoniacomi, C. Bradley, J. Carlsson, G.R. Carvalho, J. Coughlan, J. Coyne, M.C. Cross, M.E. Cross, C.A. Davies, E. Dillane, P. Gargan, R. Hynes. P. McGinnity, N. Milner, T. Reed, W. Roche, M. Taylor, N. Tysklind & T.F. Cross.
69
5. Variation in sea trout (Salmo trutta) abundance and life histories in the Irish Sea.
N. Milner, E. Potter, W. Roche, N. Tysklind, I. Davidson, J. King, J. Coyne & C. Davies.
96
6. Catch and stock based Biological Reference Points for sea trout in England & Wales: A comparison of methods and critical examination of their potential application to stock assessment and management.
I. Davidson, M. Aprahamian, G. Peirson, R. Hillman, N. Cook, P. Elsmere, R. Cove & A. Croft
129
7. Trout recruitment, production and ova seeding requirements on a small coastal river: a case study from the Shimna River, Northern Ireland.
M. Kennedy, W Crozier, R. Rosell, M. Allen & P. Prodöhl.
153
8. Estimating salmonid angling exploitation rates from systems monitored by fish counters and their potential applications to fisheries management in Ireland.
M. Millane, S. Shephard, J. White, N. Ó Maoliléidigh,K. O’Higgins, P O’Malley, W. Roche, R. Poole, G. Rogan, N. Bond & P. Gargan.
167
9. The relative importance of sea trout and salmon to the recreational rod fisheries in England & Wales.
G. Harris & R. Evans.
185
10. Marine migrations and distribution of sea trout from rivers in Great Britain.
E. Potter, R. Campbell, K. Sumner & S. Marshall.
205
11. Simulation of movements of sea trout post-smolts in the Irish and Celtic Seas.
E. Potter, C. Beraud, J. Bacon. J. Van der Molen & S. Van Leeuwen.
228
12. Genetic structure and tracking of sea trout (Salmo trutta L.) in the Rhine and Meuse estuary in the Netherlands.
D. Ensing & A. Breukelaar.
253
13. Marine Migrations of sea trout (Salmo trutta).
D. Aldvén & J. G. Davidsen.
267
14. Migration pathways in a fjord of two populations of sea trout (Salmo trutta L.) smolts.
D. Aldvén, L. Závorka, K. Aarstrup & J. Höjesjö.
277
15. Migration behaviour and loss rate of sea trout smolts in the transitional zone between freshwater and saltwater.
R. Lauridsen, A. Moore, S. Gregory, W. Beaumont, L. Privitera & J. Kavanagh.
292
16. Managing mixed stocks of sea trout (Salmo trutta L.) straying between rivers sharing a common estuary in Southwest England: a genetic approach.
A. King, B. Stockley, R. Hillman, P. Elsmere & J. Stevens.
308
17. The marine migration and swimming depth of sea trout (Salmo trutta L.) in Icelandic coastal waters.
J. Sturlaugsson.
328
18. Dispersal of post-smolt Atlantic salmon and sea trout within a Scottish sea loch system.
S. Middlemas, D. Stewart, J. Henry, M. Wyndham, L. Ballantyne & D. Baum.
339
19. Do sea trout migrations promote interbasin connectivity between populations?
J. Chat, S. Masson, A. Manicki, F. Geuraud, J. Rives, F. Lange, E. Huchet, P. Coste, J. Aymes & O, Lepais.
354
20. Feeding ecology of sea trout in the Irish Sea.
W. Roche, N. Milner, C. Davies, S. Shephard, J. King, J. Coyne, P. Gargan & R. Hughes.
371
21. Migration behaviour of sea trout (Salmo trutta L.) in a large sub-arctic river system: evidence of a two-year spawning migration.
P. Orell, J. Erkinaro, T. Kanniainen & J. Kuusela.
396
22. Using stable isotopes to assess the distribution and reproduction by migratory and resident Salmo trutta within river systems: some complicating factors.
R. Briers, R. Campbell, K. Galt, M. Walters & J. Holmes.
410
23. Assessment and recruitment status of Baltic sea trout populations.
S. Pedersen, E. Degerman, P. Debowski & C. Petereit.
423
24. Perspectives on sea trout stocks in Sweden, Denmark and Norway: Monitoring threats and management
J. Höjesjö, D. Aldvén, J.G. Davidsen, S. Pedersen & E. Degerman.
442
25. Calculating smolt production of sea trout from habitat surveys and electrofishing: pilot studies from small streams in Sweden.
J. Höjesjö, N. Nilsson, E. Degerman, A. Halldén & D. Aldvén.
458
26. Observations on sea trout stock performance in the Rivers Dee, Tamar, Lune & Tyne (1991–2014). The Contribution of ‘Index River’ monitoring programmes in England & Wales to fisheries management.
I. Davidson, R. Cove, R. Hillman, P. Elsmere, N. Cook & A. Croft.
470
27. The collection of sea trout and salmon statistics from the receational rod fisheries in England & Wales.
R. Evans & G. Harris.
487
28. Assessment of the increased mortality risk and population regulating effect of sea lice (Lepeophtheirus salmonis) from marine salmon farms on wild sea trout in Ireland and Scotland.
P. Gargan, S. Shephard & C. Macintyre.
507
29. Sea Trout and Tidal Power: Challenges and Approaches.
A. Turnpenny, R. Horsefield & J. Willis.
523
30. The impact of small hydropower schemes on the migratory behaviour of sea trout (Salmo trutta L.) smolts in the River Frome, Southern England.
A. Moore, R. Lauridsen, L. Privitera & W. Beaumont.
541
31. Looking ahead: Management priorities for sea trout
K. Whelan, G. Harris, N. Milner, E. Potter, I. Llewelyn & C. Gallagher
555

Sea Trout – Science and Management
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