Investing in Blue Foods 2026
Page 30 of 37 · WEF_Investing_in_Blue_Foods_2026.pdf
Calculating blue foods production potential (Figure 4 continued) APPENDIX A4
No. Metrics Value Data source
11 Amount of blue foods production in Africa vulnerable to disease risks~2.5 m
tonnes2
Disease risks relevant for aquaculture
where they can drive mortality during
grow-out cycles
12 Estimated loss factor due to diseases in Africa 9.2%Aquaculture journal: Recorded mortality rate
in Egypt (Egypt accounts for ~70% of Africa
aquaculture output)
13 Estimated losses due to disease risks in Africa0.2 m
tonnes12 x 11
14 Estimated losses globally due to disease 2.0%WorldFish: Diseases account for $6 bn vs.
first sale value of ~$300 bn in aquaculture
production (2022)
15 Loss in percentage terms (Africa vs. global) 7.2% 12 – 14
16Potential increase in blue foods output if losses from disease
risks match global average (Mt)0.18 m
tonnes15 x 11
17Amount of blue foods production in Africa vulnerable to losses
due to traceability10.6 m
tonnes1 – 2
Traceability affects capture fisheries due to
illegal fishing; affects aquaculture as well
from standardization & market access but
not major loss driver of production tonnage
18 Estimated loss factor due to traceability in Africa 36%WWF: Estimated based on loss figures
across Kenya, Madagascar, Mozambique,
South Africa, Tanzania
19 Estimated loss factor due to traceability globally 20% The Pew Charitable Trusts
20Potential increase in blue foods output if traceability losses
match global average (Mt)1.7 m
tonnes(( 18 – 19 ) x 17 )
Investing in Blue Foods: Innovation and Partnerships for Impact
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