Climate-driven ichthyoplankton drift model predicts growth of top predator young.
Climate variability influences seabird population dynamics in several ways including access to prey near colonies during the critical chick-rearing period. This study addresses breeding success in a Barents Sea colony of common guillemots Uria aalge where trophic conditions vary according to changes...
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2013
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oai:doaj.org-article:6ff84c31dd734cc1b9f9d30c8b3add5c2021-11-18T08:47:06ZClimate-driven ichthyoplankton drift model predicts growth of top predator young.1932-620310.1371/journal.pone.0079225https://doaj.org/article/6ff84c31dd734cc1b9f9d30c8b3add5c2013-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/24265761/?tool=EBIhttps://doaj.org/toc/1932-6203Climate variability influences seabird population dynamics in several ways including access to prey near colonies during the critical chick-rearing period. This study addresses breeding success in a Barents Sea colony of common guillemots Uria aalge where trophic conditions vary according to changes in the northward transport of warm Atlantic Water. A drift model was used to simulate interannual variations in transport of cod Gadus morhua larvae along the Norwegian coast towards their nursery grounds in the Barents Sea. The results showed that the arrival of cod larvae from southern spawning grounds had a major effect on the size of common guillemot chicks at fledging. Furthermore, the fraction of larvae from the south was positively correlated to the inflow of Atlantic Water into the Barents Sea thus clearly demonstrating the mechanisms by which climate-driven bottom-up processes influence interannual variations in reproductive success in a marine top predator.Mari S MyksvollKjell E ErikstadRobert T BarrettHanno SandvikFrode VikebøPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 8, Iss 11, p e79225 (2013) |
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Medicine R Science Q Mari S Myksvoll Kjell E Erikstad Robert T Barrett Hanno Sandvik Frode Vikebø Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
description |
Climate variability influences seabird population dynamics in several ways including access to prey near colonies during the critical chick-rearing period. This study addresses breeding success in a Barents Sea colony of common guillemots Uria aalge where trophic conditions vary according to changes in the northward transport of warm Atlantic Water. A drift model was used to simulate interannual variations in transport of cod Gadus morhua larvae along the Norwegian coast towards their nursery grounds in the Barents Sea. The results showed that the arrival of cod larvae from southern spawning grounds had a major effect on the size of common guillemot chicks at fledging. Furthermore, the fraction of larvae from the south was positively correlated to the inflow of Atlantic Water into the Barents Sea thus clearly demonstrating the mechanisms by which climate-driven bottom-up processes influence interannual variations in reproductive success in a marine top predator. |
format |
article |
author |
Mari S Myksvoll Kjell E Erikstad Robert T Barrett Hanno Sandvik Frode Vikebø |
author_facet |
Mari S Myksvoll Kjell E Erikstad Robert T Barrett Hanno Sandvik Frode Vikebø |
author_sort |
Mari S Myksvoll |
title |
Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
title_short |
Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
title_full |
Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
title_fullStr |
Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
title_full_unstemmed |
Climate-driven ichthyoplankton drift model predicts growth of top predator young. |
title_sort |
climate-driven ichthyoplankton drift model predicts growth of top predator young. |
publisher |
Public Library of Science (PLoS) |
publishDate |
2013 |
url |
https://doaj.org/article/6ff84c31dd734cc1b9f9d30c8b3add5c |
work_keys_str_mv |
AT marismyksvoll climatedrivenichthyoplanktondriftmodelpredictsgrowthoftoppredatoryoung AT kjelleerikstad climatedrivenichthyoplanktondriftmodelpredictsgrowthoftoppredatoryoung AT roberttbarrett climatedrivenichthyoplanktondriftmodelpredictsgrowthoftoppredatoryoung AT hannosandvik climatedrivenichthyoplanktondriftmodelpredictsgrowthoftoppredatoryoung AT frodevikebø climatedrivenichthyoplanktondriftmodelpredictsgrowthoftoppredatoryoung |
_version_ |
1718421328024829952 |