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Responses of marine trophic levels to the combined effects of ocean acidification and warming

Hu, Nan LU ; Bourdeau, Paul E. and Hollander, Johan LU (2024) In Nature Communications 15.
Abstract

Marine organisms are simultaneously exposed to anthropogenic stressors associated with ocean acidification and ocean warming, with expected interactive effects. Species from different trophic levels with dissimilar characteristics and evolutionary histories are likely to respond differently. Here, we perform a meta-analysis of controlled experiments including both ocean acidification and ocean warming factors to investigate single and interactive effects of these stressors on marine species. Contrary to expectations, we find that synergistic interactions are less common (16%) than additive (40%) and antagonistic (44%) interactions overall and their proportion decreases with increasing trophic level. Predators are the most tolerant... (More)

Marine organisms are simultaneously exposed to anthropogenic stressors associated with ocean acidification and ocean warming, with expected interactive effects. Species from different trophic levels with dissimilar characteristics and evolutionary histories are likely to respond differently. Here, we perform a meta-analysis of controlled experiments including both ocean acidification and ocean warming factors to investigate single and interactive effects of these stressors on marine species. Contrary to expectations, we find that synergistic interactions are less common (16%) than additive (40%) and antagonistic (44%) interactions overall and their proportion decreases with increasing trophic level. Predators are the most tolerant trophic level to both individual and combined effects. For interactive effects, calcifying and non-calcifying species show similar patterns. We also identify climate region-specific patterns, with interactive effects ranging from synergistic in temperate regions to compensatory in subtropical regions, to positive in tropical regions. Our findings improve understanding of how ocean warming, and acidification affect marine trophic levels and highlight the need for deeper consideration of multiple stressors in conservation efforts.

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; and
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publishing date
type
Contribution to journal
publication status
published
subject
in
Nature Communications
volume
15
article number
3400
pages
13 pages
publisher
Nature Publishing Group
external identifiers
  • pmid:38649374
  • scopus:85191081262
ISSN
2041-1723
DOI
10.1038/s41467-024-47563-3
language
English
LU publication?
yes
id
dabadb57-1e0a-4394-8e1a-959905d03823
date added to LUP
2024-05-06 14:45:57
date last changed
2024-05-20 17:02:24
@article{dabadb57-1e0a-4394-8e1a-959905d03823,
  abstract     = {{<p>Marine organisms are simultaneously exposed to anthropogenic stressors associated with ocean acidification and ocean warming, with expected interactive effects. Species from different trophic levels with dissimilar characteristics and evolutionary histories are likely to respond differently. Here, we perform a meta-analysis of controlled experiments including both ocean acidification and ocean warming factors to investigate single and interactive effects of these stressors on marine species. Contrary to expectations, we find that synergistic interactions are less common (16%) than additive (40%) and antagonistic (44%) interactions overall and their proportion decreases with increasing trophic level. Predators are the most tolerant trophic level to both individual and combined effects. For interactive effects, calcifying and non-calcifying species show similar patterns. We also identify climate region-specific patterns, with interactive effects ranging from synergistic in temperate regions to compensatory in subtropical regions, to positive in tropical regions. Our findings improve understanding of how ocean warming, and acidification affect marine trophic levels and highlight the need for deeper consideration of multiple stressors in conservation efforts.</p>}},
  author       = {{Hu, Nan and Bourdeau, Paul E. and Hollander, Johan}},
  issn         = {{2041-1723}},
  language     = {{eng}},
  publisher    = {{Nature Publishing Group}},
  series       = {{Nature Communications}},
  title        = {{Responses of marine trophic levels to the combined effects of ocean acidification and warming}},
  url          = {{http://dx.doi.org/10.1038/s41467-024-47563-3}},
  doi          = {{10.1038/s41467-024-47563-3}},
  volume       = {{15}},
  year         = {{2024}},
}