Impact of 21st Century Climate Change on Baltic Sea Fish ... - BALTEX

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Outline1. General fish population dynamics-trends <strong>of</strong> fish abundances and landings-fishing trends and impacts on populations and communities2. Consequences <strong>of</strong> climate variability for fish - general3. What has happened already – oceanographic and fish examples4. What could happen in future-future and historical perspectives5. Foodwebs and cascading effects+ 3 Exercises to be completed by 3 pm.
Variations in Spawner Biomass <strong>of</strong>3 Fish Species in the Baltic SeaSpawner Biomass (1000s t)200015001000500CodSpratHerring01968 1976 1984 1992 2000 2008ICES 2008
Page 1: Impact of<
Page 5 and 6: Trends in Exploitation and Adult Bi
Page 7 and 8: Effects of Fishing
Page 9 and 10: Baltic Sea - hydrographic gradients
Page 11 and 12: Spawner Biomass of
Page 13 and 14: Species Interactions: Cod & Clupeid
Page 15 and 16: Estimating Effects of</stro
Page 17 and 18: Data Sources: Ocean Monitoring-comp
Page 19 and 20: Long-term Temperature Variability i
Page 21 and 22: Extreme YearsSST, Q319Torungen18171
Page 23 and 24: Effects of Past Oc
Page 25 and 26: Sprat Recruitment and SpawnerBiomas
Page 27 and 28: Zooplankton ConcentrationsHigher in
Page 29 and 30: Long-term Temperature VariabilitySp
Page 31 and 32: Climate-Hydrograph
Page 33 and 34: Management Application:Risk <strong
Page 35 and 36: Survival of Baltic
Page 37 and 38: Timing of Garfish
Page 39 and 40: Anchovy Spawning in Kattegat-ichthy
Page 41 and 42: Will Warm Invaders Reproducein the
Page 43 and 44: Cod Spawner Biomass and Recruitment
Page 45 and 46: Cod Recruitment per Spawner4Recruit
Page 47 and 48: Exercise Results:Cod Spawner Biomas
Page 49 and 50: Exercise 1: ConclusionsAbundance <s
Page 51 and 52: Cod Spawning Areas in the Baltic Se
Page 53 and 54:
Variability in Cod Reproductive Vol
Page 55 and 56:
Salinity, Zooplankton and Larval Co
Page 57 and 58:
Oxygen Depletion Rate Following aMa
Page 59 and 60:
Physical - Biogeochemical Processes
Page 61 and 62:
Oceanographic Modeling of</
Page 63 and 64:
Inter-annual Variability inCod Repr
Page 65 and 66:
Future Climate <st
Page 67 and 68:
Future Baltic Salinity in 2070-2100
Page 69 and 70:
Exercise 2: Climate</strong
Page 72 and 73:
Uncertainty of Pro
Page 74 and 75:
Scenarios for GroupsGroup Salinity
Page 76 and 77:
Projected Effects of</stron
Page 78:
Future Climate <st
Page 81 and 82:
Cod in a Future Low-Nutrient Baltic
Page 83 and 84:
Cod in a Future Low-Nutrient Baltic
Page 85 and 86:
Baltic Sea Management and Conservat
Page 87 and 88:
Cod Fishing in the Southern Baltic,
Page 89 and 90:
Range Variability of</stron
Page 91 and 92:
Annual Cod Exports from Southern Fi
Page 93 and 94:
Central-Northern Swedish Cod Landin
Page 95 and 96:
Cod in a Hostile Baltic?How could t
Page 98 and 99:
Food Webs and Trophic CascadesPauly
Page 100 and 101:
Trophic Cascades in Marine Foodwebs
Page 102 and 103:
Trophic Cascade in a Marine Foodweb
Page 104 and 105:
Hydrographic Effects on Trophic Int
Page 106 and 107:
Cod Abundance and Cascading Effects
Page 108 and 109:
Regime shifts in the Baltic ecosyst
Page 110:
Early 20th Century
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Impact of 21st Century Climate Change on Baltic Sea Fish ... - BALTEX

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