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Impact of naturally spawning captive-bred Atlantic salmon on wild populations: depressed recruitment and increased risk of climate-mediated extinction.

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Presentation on theme: "Impact of naturally spawning captive-bred Atlantic salmon on wild populations: depressed recruitment and increased risk of climate-mediated extinction."— Presentation transcript:

1 Impact of naturally spawning captive-bred Atlantic salmon on wild populations: depressed recruitment and increased risk of climate-mediated extinction by Philip McGinnity, Eleanor Jennings, Elvira deEyto, Norman Allott, Patrick Samuelsson, Gerard Rogan, Ken Whelan, and Tom Cross Proceedings B Volume 276(1673):3601-3610 October 22, 2009 ©2009 by The Royal Society

2 Map of the Burrishoole river system, County Mayo, Ireland, map showing the location of Lough Feeagh, Lough Furnace and the sea entry salmon traps. Philip McGinnity et al. Proc. R. Soc. B 2009;276:3601-3610 ©2009 by The Royal Society

3 Smolt and egg numbers and winter temperatures at Burrishoole since 1972. Philip McGinnity et al. Proc. R. Soc. B 2009;276:3601-3610 ©2009 by The Royal Society

4 (a) Mean daily air temperature and (b) precipitation at Burrishoole for a control period (1968– 1997, grey line with filled diamond) and for a future climate period (2071–2100) for four GCM– RCM scenario combinations namely the E A2 (ECHAM 4 GCM and A2 SRES e... Philip McGinnity et al. Proc. R. Soc. B 2009;276:3601-3610 ©2009 by The Royal Society

5 Projected impact of climate change on survival. Philip McGinnity et al. Proc. R. Soc. B 2009;276:3601-3610 ©2009 by The Royal Society

6 Projected change in air temperature for Europe: 2070–2100. Philip McGinnity et al. Proc. R. Soc. B 2009;276:3601-3610 ©2009 by The Royal Society


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