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Climate-induced increases in micronutrient availability for coral reef fisheries

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Climate-induced increases in micronutrient availability for coral reef fisheries. / Robinson, J.P.W.; Maire, E.; Bodin, N. et al.
In: One Earth, Vol. 5, No. 1, 21.01.2022, p. 98-108.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Robinson, JPW, Maire, E, Bodin, N, Hempson, TN, Graham, NAJ, Wilson, SK, MacNeil, MA & Hicks, CC 2022, 'Climate-induced increases in micronutrient availability for coral reef fisheries', One Earth, vol. 5, no. 1, pp. 98-108. https://doi.org/10.1016/j.oneear.2021.12.005

APA

Robinson, J. P. W., Maire, E., Bodin, N., Hempson, T. N., Graham, N. A. J., Wilson, S. K., MacNeil, M. A., & Hicks, C. C. (2022). Climate-induced increases in micronutrient availability for coral reef fisheries. One Earth, 5(1), 98-108. https://doi.org/10.1016/j.oneear.2021.12.005

Vancouver

Robinson JPW, Maire E, Bodin N, Hempson TN, Graham NAJ, Wilson SK et al. Climate-induced increases in micronutrient availability for coral reef fisheries. One Earth. 2022 Jan 21;5(1):98-108. Epub 2022 Jan 6. doi: 10.1016/j.oneear.2021.12.005

Author

Robinson, J.P.W. ; Maire, E. ; Bodin, N. et al. / Climate-induced increases in micronutrient availability for coral reef fisheries. In: One Earth. 2022 ; Vol. 5, No. 1. pp. 98-108.

Bibtex

@article{d23effb5fbce406fb1c4f7129868f0b2,
title = "Climate-induced increases in micronutrient availability for coral reef fisheries",
abstract = "Climate change is transforming coral reefs, threatening supply of essential dietary micronutrients from small-scale fisheries to tropical coastal communities. Yet the nutritional value of reef fisheries and climate impacts on micronutrient availability remain unclear, hindering efforts to sustain food and nutrition security. Here, we measure nutrient content in coral reef fishes in Seychelles and show that reef fish are important sources of selenium and zinc and contain levels of calcium, iron, and omega-3 fatty acids comparable with other animal-source foods. Using experimental fishing, we demonstrate that iron and zinc are enriched in fishes caught on regime-shifted macroalgal habitats, whereas selenium and omega-3 varied among species. We find substantial increases in nutrients available to fisheries over two decades following coral bleaching, particularly for iron and zinc after macroalgal regime shifts. Our findings indicate that, if managed sustainably, coral reef fisheries could remain important micronutrient sources along tropical coastlines despite escalating climate impacts. ",
keywords = "aquatic foods, coral bleaching, fish biomass, food security, marine heatwave, nutrition, regime shift, small-scale fisheries, thermal stress, tropical fisheries",
author = "J.P.W. Robinson and E. Maire and N. Bodin and T.N. Hempson and N.A.J. Graham and S.K. Wilson and M.A. MacNeil and C.C. Hicks",
year = "2022",
month = jan,
day = "21",
doi = "10.1016/j.oneear.2021.12.005",
language = "English",
volume = "5",
pages = "98--108",
journal = "One Earth",
issn = "2590-3330",
publisher = "CELL PRESS",
number = "1",

}

RIS

TY - JOUR

T1 - Climate-induced increases in micronutrient availability for coral reef fisheries

AU - Robinson, J.P.W.

AU - Maire, E.

AU - Bodin, N.

AU - Hempson, T.N.

AU - Graham, N.A.J.

AU - Wilson, S.K.

AU - MacNeil, M.A.

AU - Hicks, C.C.

PY - 2022/1/21

Y1 - 2022/1/21

N2 - Climate change is transforming coral reefs, threatening supply of essential dietary micronutrients from small-scale fisheries to tropical coastal communities. Yet the nutritional value of reef fisheries and climate impacts on micronutrient availability remain unclear, hindering efforts to sustain food and nutrition security. Here, we measure nutrient content in coral reef fishes in Seychelles and show that reef fish are important sources of selenium and zinc and contain levels of calcium, iron, and omega-3 fatty acids comparable with other animal-source foods. Using experimental fishing, we demonstrate that iron and zinc are enriched in fishes caught on regime-shifted macroalgal habitats, whereas selenium and omega-3 varied among species. We find substantial increases in nutrients available to fisheries over two decades following coral bleaching, particularly for iron and zinc after macroalgal regime shifts. Our findings indicate that, if managed sustainably, coral reef fisheries could remain important micronutrient sources along tropical coastlines despite escalating climate impacts.

AB - Climate change is transforming coral reefs, threatening supply of essential dietary micronutrients from small-scale fisheries to tropical coastal communities. Yet the nutritional value of reef fisheries and climate impacts on micronutrient availability remain unclear, hindering efforts to sustain food and nutrition security. Here, we measure nutrient content in coral reef fishes in Seychelles and show that reef fish are important sources of selenium and zinc and contain levels of calcium, iron, and omega-3 fatty acids comparable with other animal-source foods. Using experimental fishing, we demonstrate that iron and zinc are enriched in fishes caught on regime-shifted macroalgal habitats, whereas selenium and omega-3 varied among species. We find substantial increases in nutrients available to fisheries over two decades following coral bleaching, particularly for iron and zinc after macroalgal regime shifts. Our findings indicate that, if managed sustainably, coral reef fisheries could remain important micronutrient sources along tropical coastlines despite escalating climate impacts.

KW - aquatic foods

KW - coral bleaching

KW - fish biomass

KW - food security

KW - marine heatwave

KW - nutrition

KW - regime shift

KW - small-scale fisheries

KW - thermal stress

KW - tropical fisheries

U2 - 10.1016/j.oneear.2021.12.005

DO - 10.1016/j.oneear.2021.12.005

M3 - Journal article

VL - 5

SP - 98

EP - 108

JO - One Earth

JF - One Earth

SN - 2590-3330

IS - 1

ER -