Aquaculture Adaptation to Climate Change

01/11/2016 Aquaculture Adaptation to Climate Change Doris Soto (INCAR Chile) and Pedro Bueno (FAO Consultant, Rome)  The global output in 2014 of ...
Author: Guest
0 downloads 0 Views 1MB Size
01/11/2016

Aquaculture Adaptation to Climate Change Doris Soto (INCAR Chile) and Pedro Bueno (FAO Consultant, Rome)



The global output in 2014 of farmed food fish, molluscs, crustaceans and other aquatic animals has reached almost 74 million tonnes and cultured seaweed and other aquatic plants another 27.3 million tonnes valued at USD 160.2 and USD 5.6 billion, respectively.

WHAT IS AT STAKE

1

01/11/2016

Food fish production in 2014

60000000

50000000

Inland aquaculture

mariculture

40000000

30000000

20000000

10000000

0

Africa

Americas

Europe

Oceania

Asia

eighty-nine percent of aquaculture production takes place in asia most of it in the tropical and subtropical belts (sofia 2016)…and in freshwater

Aquaculture not only relevant for direct food production but also for livelihoods

Fish farming directly employs 18 million worldwide In 2010 FAO had estimated that 117 million were dependent on aquaculture through its multiplier effects Specially relevant for women in postharvest

2

01/11/2016

CC-RELATED DRIVERS 

Drought and freshwater scarcity



Changes in ocean circulation



Changes in productivity of water bodies



Floods



Loss of coastal land and other ecosystems



Acidification of the seas



Extreme events/storms



Changes in salinity and oxygen content



Algal blooms



Expansion and retraction of diseases and parasites

IMPACTS 

Loss of production and infrastructure due to extreme events



Loss of production due to diseases, toxic algae and parasites



Shortage of wild seed



Limited/No access to water for farming



Limited access to feeds (both from marine and terrestrial sources)



Decrease productivity due to Longer term suboptimal farming conditions changes/ (>ToC, >%S,