The carbon and nitrogen budget of Desmophyllum dianthus—a voracious cold-water coral thriving in an acidified Patagonian fjord

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RT @SandraRMaier: New paper
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RT @SandraRMaier: New paper
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The carbon and nitrogen budget of Desmophyllum dianthus—a voracious cold-water coral thriving in an acidified Patagonian fjord Researchers @AWI_de used 500 ml DURAN® wide neck GLS 80® bottles as experimental containers for the measurement of CN uptake https://t.co/g9SjHFCDzd https://t.co/1EjTRMDryl
RT @jmurrayroberts: Very nice study of C and N budget of a cold-water coral - Desmophyllum dianthus from Comau Fjord, Chile. Really brings…
RT @jmurrayroberts: Very nice study of C and N budget of a cold-water coral - Desmophyllum dianthus from Comau Fjord, Chile. Really brings…
RT @jmurrayroberts: Very nice study of C and N budget of a cold-water coral - Desmophyllum dianthus from Comau Fjord, Chile. Really brings…
Very nice study of C and N budget of a cold-water coral - Desmophyllum dianthus from Comau Fjord, Chile. Really brings home importance zooplankton feeding... https://t.co/tRFjBkL9CP via @PeerJLife
The carbon and nitrogen budget of Desmophyllum dianthus—a voracious cold-water #coral thriving in an acidified Patagonian fjord Read the full article https://t.co/LaCxt7PEH7 #Ecology #MarineBiology #Zoology https://t.co/t6Ubr3Pcvv
The carbon and nitrogen budget of Desmophyllum dianthus—a voracious cold-water #coral thriving in an acidified Patagonian fjord Read the full article https://t.co/Nfzcol2Hum #Ecology #MarineBiology #Zoology https://t.co/R2fob3YQoV
Aquatic Biology

Main article text

 

Introduction

Materials & Methods

Coral collection and maintenance

Zooplankton and krill collection

Experimental design

Experimental set-up

Feeding with zooplankton and krill

Incubations

Coral tissue sampling

Sample analyses

Carbon and nitrogen budget

Data analysis

Methodological limitations of this study

Results

Uptake of carbon and nitrogen

Respiration and ammonium excretion

Organic matter release

Carbon and nitrogen budget

Discussion

Metabolic rate

Organic matter release

Carbon and nitrogen budget

Conclusions

Supplemental Information

Supplemental Tables 1.1–1.10. C and N budget of the cold-water coral Desmophyllum dianthus; raw data, budget parameters, and results of the statistical analysis

DOI: 10.7717/peerj.12609/supp-1

Additional Information and Declarations

Competing Interests

The authors declare there are no competing interests.

Author Contributions

Sandra R. Maier conceived and designed the experiments, performed the experiments, analyzed the data, prepared figures and/or tables, authored or reviewed drafts of the paper, and approved the final draft.

Carin Jantzen and Claudio Richter conceived and designed the experiments, performed the experiments, analyzed the data, authored or reviewed drafts of the paper, and approved the final draft.

Jürgen Laudien conceived and designed the experiments, performed the experiments, authored or reviewed drafts of the paper, and approved the final draft.

Verena Häussermann, Günter Försterra, Jutta Niggemann and Thorsten Dittmar performed the experiments, authored or reviewed drafts of the paper, and approved the final draft.

Astrid Cornils conceived and designed the experiments, authored or reviewed drafts of the paper, and approved the final draft.

Field Study Permissions

The following information was supplied relating to field study approvals (i.e., approving body and any reference numbers):

The collection of Desmophyllum dianthus for scientific purposes at the indicated sampling sites was approved by the sub-secretariat of fisheries and farming within the Chilean Ministry of Economy, Development & Tourism (ref. 1742).

The coral samples were transported to Germany under CITES permit E-00427/12.

Data Availability

The following information was supplied regarding data availability:

All raw data and detailed statistical results are available at https://doi.org/10.5281/zenodo.5116453 and as Table S1.

Funding

The study was funded by the German Federal Ministry for Research and Education through the project “ERRINA” to Jürgen Laudien and Claudio Richter (“B project CHL08/001”), by AWI (“PACES T1WP6”) to Sandra R Maier, Carin Jantzen, Jürgen Laudien and Claudio Richter; “Changing Earth –Sustaining our Future, Subtopics 6.1 and 4.2” to Astrid Cornils, Jürgen Laudien and Claudio Richter), by the National Fund for Scientific and Technological Development (FONDECYT projects 1150843 and 1201717) to Günter Försterra and Verena Häussermann, and by a Brede-Foundation travel grant to Sandra R Maier. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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