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Published byLily Geraldine Bates Modified over 6 years ago
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Implications, adaptations & policies for food security and livelihoods
Solomon Islands Government
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Based on…..
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Where are we in the programme?
Projected changes to atmospheric and oceanic conditions Ecosystems supporting fish Fish stocks/aquaculture species Implications for economic development, food security and livelihoods Adaptations and policies to reduce threats and capitalise on opportunities
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Outline Win-win adaptations Supporting policies
Factors affecting availability of fish for food Reef area, population growth, climate change Implications for food security Relative importance of population growth and climate change Win-win adaptations Supporting policies
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Plans to use fish for food security
Provide 35 kg of fish per person per year Maintain traditional fish consumption where it is >35 kg Solomon Islands 33 kg of fish per person per year
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Where does most fish come from?
Coastal fisheries / coral reefs, mangroves and sea grasses Photos: Eric Clua, Gary Bell, Christophe Launay
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The problem! Sustainable catches from most reefs are unknown
Solution: use median estimate of 3 tonnes per km2 per year
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Coral reef area in Solomon Islands
Country Land area (km2) Reef area Fiji 18,272 10,000* New Caledonia 19,100 35,925 PNG 462,243 22,200* Solomon Islands 27,556 8,535 Vanuatu 11,880 1,244
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Annual coastal fish production (mt)
Reef area (km2) Reef fish Fw fish Total 8,535 25,605 2000 27,605 Population in 2010 was 550,000 ~ 46 kg of fish per person per year
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Factors affecting availability of fish
Population growth Year Population 2010 550,000 2035 970,000 2050 1,180,000 2100 1, 970,000 Source: SPC Statistics for Development Programme
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Effects of population growth on availability of fish per person
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Effects of climate change
2035 (-2 to -5%) (-20%) 2100 (-20 to -50%) Today
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Additional effects of climate change
Effects of population growth Additional effects of climate change
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Adaptations Must minimise and then fill the gap
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Adaptation decision framework
Addresses climate change Long-term Loss Long-term Gain Lose-Lose X Lose-Win Win-Win x Near-term Loss Addresses present drivers Win-Lose Near-term Gain After Grafton (2010)
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Adaptations to minimise gap
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Win-win adaptations Manage and restore vegetation cover in catchments
L-W W-W L-L W-L Manage and restore vegetation cover in catchments Improves resilience of coral reef, mangrove and seagrass habitats
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Win-win adaptations Sustain production of fish stocks
L-W W-W L-L W-L Sustain production of fish stocks Maintaining spawning adults will help ensure replenishment and build resilience of key species
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Adaptations to fill gap
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How best to fill the gap? Fish needed for food security tonnes (x1000)
Fish needed for food security tonnes (x1000) Coastal fisheries Freshwater fisheries Pond aquaculture Tuna
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Win-win adaptations L-W W-W L-L W-L Store and distribute tuna and bycatch from industrial fleets to urban areas
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Win-win adaptations L-W W-W L-L W-L Increase access to tuna with anchored inshore Fish Aggregating Devices (FADs)
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Win-win adaptations Improve post-harvest methods L-W W-W L-L W-L
Photo: Jocelyn Carlin
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Win-win adaptations L-W W-W L-L W-L Develop pond aquaculture in rural and peri-urban areas Photo: Ben Ponia
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Win-win adaptations L-W W-W L-L W-L Develop coastal fisheries for small pelagic species ? Photo: Nathalie Behring
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Other adaptations Provide for landward migration of coastal fish habitats L-W W-W L-L W-L
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Other adaptations Reduce and diversify catches of demersal fish
L-W W-W L-L W-L Greater focus on herbivorous fish
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Other adaptations Allow for expansion of freshwater fish habitats L-W
W-W L-L W-L
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Suggested supporting policies
Strengthen governance of agriculture, forestry and mining practices to prevent soil loss and pollution, to safeguard fish habitats and water quality Minimise barriers to migration of coastal and freshwater habitats Promote mangrove replanting programmes Apply ‘primary fisheries management’ to coastal and freshwater stocks to maintain their potential for replenishment
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Suggested supporting policies
Restrict export of demersal fish to retain them for national food security Increase access to tuna for the food security by reducing national allocations to industrial fleets Capitalise on opportunities for freshwater pond aquaculture Limit farming of Nile tilapia to catchments where tilapia species are already established, or there is a shortage of fish
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Key investments Surveys of best sites for installing inshore FADs
Programmes to install and maintain FADs Identify prime locations for peri-urban and rural pond aquaculture Hatcheries and networks to deliver juveniles Evaluate merits of micro-credit schemes to develop fisheries around FADs; expand pond aquaculture; and scale-up post-harvest processing
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Conclusions Win-win adaptations are available to reduce risks and capitalise on opportunities Supporting policies and investments are needed Integrate adaptations and policies and investments into national strategies and action plans for climate change, including community- based actions supported by partners
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