Salmonids in rivers of Finnmark and Troms county
Pink salmon focus
Rune Muladal
1: Salmonid spawning stocks in Finnmark and Troms county
2: Pink salmon
- distribution - density - life history
- potential establishements
Observations (2002-2017)
- Monitoring data for local management - Direct observation of the spawning stock
- Proportion of escaped farmed salmon in the rivers - The impact of pink salmon in the rivers
- Data for international and national research and management
Objectives
Rivers
elv 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 FINNMARK (26)
Eibyelv x x x x x x x x x x x x x x
Snefjordelva x x x x x
Repparfjordelva x x x x x x x
Stabburselva x x x (x) (x) x x
Lakselva x x x x x x x x x x x x x x x x
Børselva x x x x x x x x x x
Storelva x x x x x x x x x x x x
Langfjordelva x x x x x x x x (x) x x
Vestre J x x x x x x x x x x x
Skallelva x x x x x x
Komagelv x x x x x x x x x (x) x x x
Sandfjordelva x x
Kongsfjordelva x x x x x x x x x
Neiden x x x x
Karpelva x x x
Grense J. x x x
Sandneselva x
Vesterelva x
Bergebyelva x
Tverrelva (Alta) x x x
Transfarelva (Alta) x x x
Snefjordelva x x x x x
Botnelva (Alta) x
Mathiselva (Alta) x
Russelva x x
Lakselva Kviby x
TROMS (8)
Burfjordelva x x
Oksfjordelva x x
Løksebotnelva x x x x x x
Skogsfjordelva x x x x x x
Salangselva x x x x x
Skibotnelva x
Signaldalselva x
Breivikelva x
River Komag
Overvåking og uttak av oppdrettslaks i
Troms og Finnmark 2016
River Komag 2003 - 2017
0 500 1000 1500 2000 2500 3000
2003 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
N um be r
Pink Charr trout salmon
Distribution River Komag 2017
0 50 100 150 200 250 300
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
km from sea
Salmon Charr Trout Pink salmon
N fish
Distribution River Komag 2017
0 % 10 % 20 % 30 % 40 % 50 % 60 % 70 % 80 % 90 % 100 %
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 109 8 7 6 5 4 3 2 1 0
Km from sea Salmon
Charr Trout Pink salmon
0 500 1000 1500 2000 2500 3000 3500
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Atlantic salmon
0 200 400 600 800 1000 1200 1400
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Atlantic salmon
1-3kg 3-7kg >7 kg
0 500 1000 1500 2000 2500 3000
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Sea trout S.trutta
0 200 400 600 800 1000 1200
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Arctic charr S.alpinus
Overvåking og uttak av oppdrettslaks i Troms og Finnmark 2016
0 20 40 60 80 100 120 140 160 180 200
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Escaped Atlantic salmon S.salar
Overvåking og uttak av oppdrettslaks i Troms og Finnmark 2016
0 1 2 3 4 5 6 7 8 9 10
2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Number fish
Rainbowtrout, O.mykiss
Overvåking og uttak av oppdrettslaks i Troms og Finnmark 2016
3 87
4 50 0
800
14
500
12
400
8 120
368 250
30
3500
0 500 1000 1500 2000 2500 3000 3500 4000
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
Pink salmon O.gorbusha
Overvåking og uttak av oppdrettslaks i Troms og Finnmark 2016
0 100 200 300 400 500 600 700 800 900
2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016
Pink salmon O.gorbusha
Pukkellaks.
Overvåking og uttak i Finnmark 2017
Observations 2017
2007 - 2008
Vestre Jakobselv - Varanger
- High number pink salmon (500 ind.)
- Nets and harpoon: 70-80 % reduction
- Spawning peak 15 August
Smolt 16 mai 2008 Spawning 10-25 august 2007
River Vestre Jakobselv 2007 -2008
-2,0 0,0 2,0 4,0 6,0 8,0 10,0 12,0 14,0 16,0 18,0
10.8. 20.8. 30.8. 9.9. 19.9. 29.9. 9.10. 19.10. 29.10. 8.11. 18.11. 28.11. 8.12. 18.12. 28.12. 7.1. 17.1. 27.1. 6.2. 16.2. 26.2. 7.3. 17.3. 27.3. 6.4. 16.4. 26.4. 6.5. 16.5. 26.5. 5.6. 15.6. 25.6. 5.7. 15.7. 25.7.
Ce ls iu s
Date
Temp profile Vestre Jakobselv
2007-2008 2015-2016 Spawning
Smolt
0 200 400 600 800 1000 1200
10.8. 17.8. 24.8. 31.8. 7.9. 14.9. 21.9. 28.9. 5.10. 12.10. 19.10. 26.10. 2.11. 9.11. 16.11. 23.11. 30.11. 7.12. 14.12. 21.12. 28.12. 4.1. 11.1. 18.1. 25.1. 1.2. 8.2. 15.2. 22.2. 29.2 7.3. 14.3. 21.3. 28.3. 4.4. 11.4. 18.4. 25.4. 2.5. 9.5. 16.5. 23.5. 30.5. 6.6. 13.6. 20.6. 27.6. 4.7. 11.7.
de gr ee d ay s
Accumulated degree days, Vestre Jakobselv
2007-2008 2015-2016
450 – 500 DG
450 – 500 DG
