Evidence map›Paper›PMID 36964154›Full record

ArticleNature communications2023

Marine ecosystem shifts with deglacial sea-ice loss inferred from ancient DNA shotgun sequencing.

Heike H Zimmermann, Kathleen R Stoof-Leichsenring, Viktor Dinkel, Lars Harms, Luise Schulte, Marc-Thorsten Hütt, Dirk Nürnberg, Ralf Tiedemann, Ulrike Herzschuh

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In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Heike H ZimmermannAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Polar Terrestrial Environmental Systems, D-14473, Potsdam, Germany.ORCID 0000-0002-0225-5176
Kathleen R Stoof-LeichsenringAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Polar Terrestrial Environmental Systems, D-14473, Potsdam, Germany.ORCID 0000-0002-6609-3217
Viktor DinkelAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Polar Terrestrial Environmental Systems, D-14473, Potsdam, Germany.ORCID 0000-0002-1069-5788
Lars HarmsAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Data Science Support, D-27568, Bremerhaven, Germany.ORCID 0000-0001-7620-0613
Luise SchulteAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Polar Terrestrial Environmental Systems, D-14473, Potsdam, Germany.ORCID 0000-0002-0428-8107
Marc-Thorsten HüttConstructor University Bremen, Computational Systems Biology, Bremen, D-28759, Germany.ORCID 0000-0003-2221-423X
Dirk NürnbergGEOMAR Helmholtz Centre for Ocean Research Kiel, Ocean circulation and climate dynamics, D-24148, Kiel, Germany.ORCID 0000-0002-7136-1896
Ralf TiedemannAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Marine Geology, D-27568, Bremerhaven, Germany.
Ulrike HerzschuhAlfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Polar Terrestrial Environmental Systems, D-14473, Potsdam, Germany. Ulrike.Herzschuh@awi.de.ORCID 0000-0003-0999-1261

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sea ice is a key factor for the functioning and services provided by polar marine ecosystems. However, ecosystem responses to sea-ice loss are largely unknown because time-series data are lacking. Here, we use shotgun metagenomics of marine sedimentary ancient DNA off Kamchatka (Western Bering Sea) covering the last ~20,000 years. We traced shifts from a sea ice-adapted late-glacial ecosystem, characterized by diatoms, copepods, and codfish to an ice-free Holocene characterized by cyanobacteria, salmon, and herring. By providing information about marine ecosystem dynamics across a broad taxonomic spectrum, our data show that ancient DNA will be an important new tool in identifying long-term ecosystem responses to climate transitions for improvements of ocean and cryosphere risk assessments. We conclude that continuing sea-ice decline on the northern Bering Sea shelf might impact on carbon export and disrupt benthic food supply and could allow for a northward expansion of salmon and Pacific herring.

Indexed as

DNA, AncientEcosystemArctic RegionsClimateGeologic SedimentsIce CoverOceans and SeasDNA, Ancient

Identifiers

PMID36964154
PMCPMC10039020

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.