Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus )
International audience Abstract Temperature variation is affecting fish biodiversity worldwide, causing changes in geographic distribution, phenotypic structure, and even species extinction. Incubation is a critical stage for stenothermic species, which are vulnerable to large temperature fluctuatio...
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Online Access: | https://hal.inrae.fr/hal-04522938 https://doi.org/10.1111/jfb.15663 |
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ftinraparis:oai:HAL:hal-04522938v1 2024-09-30T14:28:25+00:00 Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) Lubin, François‐raphaël Réalis-Doyelle, Emilie Espinat, Laurent Guillard, Jean Raffard, Allan Centre Alpin de Recherche sur les Réseaux Trophiques et Ecosystèmes Limniques (CARRTEL) Université Savoie Mont Blanc (USMB Université de Savoie Université de Chambéry )-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Observatoire des Sciences de l'Univers de Grenoble (Fédération OSUG) AnaEE France 2024-01-23 https://hal.inrae.fr/hal-04522938 https://doi.org/10.1111/jfb.15663 en eng HAL CCSD Wiley info:eu-repo/semantics/altIdentifier/doi/10.1111/jfb.15663 info:eu-repo/semantics/altIdentifier/pmid/38263640 hal-04522938 https://hal.inrae.fr/hal-04522938 doi:10.1111/jfb.15663 PUBMED: 38263640 WOS: 001147538000001 ISSN: 0022-1112 EISSN: 1095-8649 Journal of Fish Biology https://hal.inrae.fr/hal-04522938 Journal of Fish Biology, 2024, ⟨10.1111/jfb.15663⟩ behavior acute thermic stress Arctic charr development early life stage fluctuation Lake Geneva morphology phenotype [SDE]Environmental Sciences info:eu-repo/semantics/article Journal articles 2024 ftinraparis https://doi.org/10.1111/jfb.15663 2024-09-17T14:54:42Z International audience Abstract Temperature variation is affecting fish biodiversity worldwide, causing changes in geographic distribution, phenotypic structure, and even species extinction. Incubation is a critical stage for stenothermic species, which are vulnerable to large temperature fluctuations, and its effects on the phenotype at later developmental stages are understudied, despite the fact that the phenotype being essential for organism ecology and evolution. In this study, we tested the effects of heat shocks during the embryonic period on the phenotype of Arctic charr ( Salvelinus alpinus ). We repeatedly quantified multiple phenotypic traits, including morphology, development, and behavior, over a period of 4 months, from hatching to juvenile stage in individuals that had experienced heat shocks (+ 5°C on 24 h, seven times) during their embryonic stage and those that had not. We found that heat shocks led to smaller body size at hatching and a lower sociability. Interestingly, these effects weakened throughout the development of individuals and even reversed in the case of body size. We also found an accelerated growth rate and a higher body condition in the presence of heat shocks. Our study provides evidence that heat shocks experienced during incubation can have long‐lasting effects on an individual's phenotype. This highlights the importance of the incubation phase for the development of ectothermic organisms and suggests that temperature fluctuations may have significant ecological and evolutionary implications for Arctic charr. Given the predicted increase in extreme events and the unpredictability of temperature fluctuations, it is critical to further investigate their effects on development by examining fluctuations that vary in frequency and intensity. Article in Journal/Newspaper Arctic charr Arctic Salvelinus alpinus Institut National de la Recherche Agronomique: ProdINRA Arctic Journal of Fish Biology 104 4 1202 1212 |
institution |
Open Polar |
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Institut National de la Recherche Agronomique: ProdINRA |
op_collection_id |
ftinraparis |
language |
English |
topic |
behavior acute thermic stress Arctic charr development early life stage fluctuation Lake Geneva morphology phenotype [SDE]Environmental Sciences |
spellingShingle |
behavior acute thermic stress Arctic charr development early life stage fluctuation Lake Geneva morphology phenotype [SDE]Environmental Sciences Lubin, François‐raphaël Réalis-Doyelle, Emilie Espinat, Laurent Guillard, Jean Raffard, Allan Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
topic_facet |
behavior acute thermic stress Arctic charr development early life stage fluctuation Lake Geneva morphology phenotype [SDE]Environmental Sciences |
description |
International audience Abstract Temperature variation is affecting fish biodiversity worldwide, causing changes in geographic distribution, phenotypic structure, and even species extinction. Incubation is a critical stage for stenothermic species, which are vulnerable to large temperature fluctuations, and its effects on the phenotype at later developmental stages are understudied, despite the fact that the phenotype being essential for organism ecology and evolution. In this study, we tested the effects of heat shocks during the embryonic period on the phenotype of Arctic charr ( Salvelinus alpinus ). We repeatedly quantified multiple phenotypic traits, including morphology, development, and behavior, over a period of 4 months, from hatching to juvenile stage in individuals that had experienced heat shocks (+ 5°C on 24 h, seven times) during their embryonic stage and those that had not. We found that heat shocks led to smaller body size at hatching and a lower sociability. Interestingly, these effects weakened throughout the development of individuals and even reversed in the case of body size. We also found an accelerated growth rate and a higher body condition in the presence of heat shocks. Our study provides evidence that heat shocks experienced during incubation can have long‐lasting effects on an individual's phenotype. This highlights the importance of the incubation phase for the development of ectothermic organisms and suggests that temperature fluctuations may have significant ecological and evolutionary implications for Arctic charr. Given the predicted increase in extreme events and the unpredictability of temperature fluctuations, it is critical to further investigate their effects on development by examining fluctuations that vary in frequency and intensity. |
author2 |
Centre Alpin de Recherche sur les Réseaux Trophiques et Ecosystèmes Limniques (CARRTEL) Université Savoie Mont Blanc (USMB Université de Savoie Université de Chambéry )-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE)-Observatoire des Sciences de l'Univers de Grenoble (Fédération OSUG) AnaEE France |
format |
Article in Journal/Newspaper |
author |
Lubin, François‐raphaël Réalis-Doyelle, Emilie Espinat, Laurent Guillard, Jean Raffard, Allan |
author_facet |
Lubin, François‐raphaël Réalis-Doyelle, Emilie Espinat, Laurent Guillard, Jean Raffard, Allan |
author_sort |
Lubin, François‐raphaël |
title |
Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
title_short |
Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
title_full |
Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
title_fullStr |
Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
title_full_unstemmed |
Heat shocks during egg incubation led to developmental, morphological, and behavioral differences in Arctic charr ( Salvelinus alpinus ) |
title_sort |
heat shocks during egg incubation led to developmental, morphological, and behavioral differences in arctic charr ( salvelinus alpinus ) |
publisher |
HAL CCSD |
publishDate |
2024 |
url |
https://hal.inrae.fr/hal-04522938 https://doi.org/10.1111/jfb.15663 |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic charr Arctic Salvelinus alpinus |
genre_facet |
Arctic charr Arctic Salvelinus alpinus |
op_source |
ISSN: 0022-1112 EISSN: 1095-8649 Journal of Fish Biology https://hal.inrae.fr/hal-04522938 Journal of Fish Biology, 2024, ⟨10.1111/jfb.15663⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1111/jfb.15663 info:eu-repo/semantics/altIdentifier/pmid/38263640 hal-04522938 https://hal.inrae.fr/hal-04522938 doi:10.1111/jfb.15663 PUBMED: 38263640 WOS: 001147538000001 |
op_doi |
https://doi.org/10.1111/jfb.15663 |
container_title |
Journal of Fish Biology |
container_volume |
104 |
container_issue |
4 |
container_start_page |
1202 |
op_container_end_page |
1212 |
_version_ |
1811634111005065216 |