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022 _a0308-597X
024 8 _ahttps://doi.org/10.1016/j.marpol.2019.103547
040 _aMX-TxCIM
041 _aeng
100 1 _aEdwards, P.
_917554
245 1 0 _aMisunderstandings, myths and mantras in aquaculture :
_bits contribution to world food supplies has been systematically over reported
260 _aUnited Kingdom :
_bElsevier,
_c2019.
500 _aPeer review
520 _aThis paper re-evaluates the contributions to global food supplies of ‘aquatic animal-source food’ from aquaculture and capture fisheries, and ‘terrestrial animal-source food’ from livestock farming. Four common misunderstandings in the scientific and policy literature are addressed: (1) aquaculture was the fastest growing food production sector over the past three decades, (2) the growth of global aquaculture production is slowing down, (3) aquaculture has surpassed capture fisheries as the main source of fish for human consumption, and (4) production of aquatic animal-source foods has outstripped that of terrestrial animal-source food. These misunderstandings result partly from misuse of statistics: although possessing a relatively high annual growth rate in percentage terms, production of aquatic animal-source food increased from a much lower basal production level than the production of terrestrial animal-source food. Misunderstanding also arose partly from differences in the ways that aquatic and terrestrial animal-source food production are reported in global statistics. These differences systematically biased the reported gross weight of aquatic animal-source food produced globally upwards relative to that of terrestrial animal-source food. Comparing edible portions of aquatic and terrestrial animal-sources foods revealed the following four main points: first, although having a high annual growth rate in percentage terms, growth in the production of edible aquatic food has lagged far behind that of terrestrial meat by volume; second, aquaculture production has continued to increase despite a declining growth rate and is likely to do so in the future to meet the needs of an increasingly populous and affluent world; third, capture fisheries still produce more edible aquatic food than aquaculture, and fourth, global production of beef exceeds that of farmed aquatic meat. Poultry is the largest animal-source food producing sector and is growing faster than aquaculture by volume.
546 _aText in English
650 7 _aAquaculture
_2AGROVOC
_95017
650 7 _aAquatic animals
_2AGROVOC
_917555
650 7 _aFisheries
_2AGROVOC
_912816
650 7 _aFood security
_gAGROVOC
_2
_91118
650 7 _aLivestock
_2AGROVOC
_91171
700 0 _917556
_aWenbo Zhang
700 1 _95021
_aBelton, B.
700 1 _917557
_aLittle, D.C.
773 0 _gv. 106, art. 103547
_dUnited Kingdom : Elsevier, 2019.
_x0308-597X
_tMarine Policy
942 _cJA
_n0
_2ddc