Data

Control by fiddler crabs and plant roots on biogeochemistry in mangrove sediment, north Queensland

Australian Institute of Marine Science
Australian Institute of Marine Science (AIMS)
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=http://geo.aims.gov.au/geonetwork/geonetwork/srv/eng/search?uuid=34e40791-a910-4717-bd70-449cf26bd695&rft.title=Control by fiddler crabs and plant roots on biogeochemistry in mangrove sediment, north Queensland&rft.identifier=http://geo.aims.gov.au/geonetwork/geonetwork/srv/eng/search?uuid=34e40791-a910-4717-bd70-449cf26bd695&rft.publisher=Australian Institute of Marine Science (AIMS)&rft.description=The experiment examined the influence of mangrove saplings (Avicennia marina) and fiddler crabs (Uca vocans) on carbon, iron and sulfur biogeochemistry in mangrove sediment. Four mesocosms represented 4 treatments: without crabs and with plants; without crabs and plants; with crabs and plants; with crabs and without plants. \n \nAir and water temperature were recorded. \n \nFlux measurements: \nBenthic primary production was determined as carbon (CO2) exchange across the sediment-water interface of inundated sediment (total CO2 and DOC analyses) and across the sediment-air interface of air-exposed sediment. O2 production in the light and O2 demand in the dark were measured. \n \nAnaerobic carbon oxidation and iron respiration were quantified in the sediment. Porewater concentrations of total CO2, DOC and Fe2+ were determined. Sediment remaining after porewater extraction was homogenised under N2 for reactive Fe(II) extraction by an HCl technique. \n \nIron reduction was measured as Fe(II) generation. \n \nSulfate reduction was measured by the core injection technique. \n \nChlorophyll a concentrations were used as a measure of microalgal abundance. \nSamples for enumeration of bacterial populations were taken in parallel with Chl a.\n To examine the influence of mangrove roots and crabs on carbon, iron and sulfur biogeochemistry in mangrove sediment.\nMaintenance and Update Frequency: notPlanned&rft.creator=Australian Institute of Marine Science (AIMS) &rft.date=2023&rft.coverage=westlimit=143.701389; southlimit=-17.218056; eastlimit=146.0833; northlimit=-13.650833&rft.coverage=westlimit=143.701389; southlimit=-17.218056; eastlimit=146.0833; northlimit=-13.650833&rft_rights= http://creativecommons.org/licenses/by-nc/3.0/au/&rft_rights=http://i.creativecommons.org/l/by-nc/3.0/au/88x31.png&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Graphic&rft_rights=Creative Commons Attribution-NonCommercial 3.0 Australia License&rft_rights=http://creativecommons.org/international/au/&rft_rights=WWW:LINK-1.0-http--related&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Text&rft_rights=Use Limitation: All AIMS data, products and services are provided as is and AIMS does not warrant their fitness for a particular purpose or non-infringement. While AIMS has made every reasonable effort to ensure high quality of the data, products and services, to the extent permitted by law the data, products and services are provided without any warranties of any kind, either expressed or implied, including without limitation any implied warranties of title, merchantability, and fitness for a particular purpose or non-infringement. AIMS make no representation or warranty that the data, products and services are accurate, complete, reliable or current. To the extent permitted by law, AIMS exclude all liability to any person arising directly or indirectly from the use of the data, products and services.&rft_rights=Attribution: Format for citation of metadata sourced from Australian Institute of Marine Science (AIMS) in a list of reference is as follows: Australian Institute of Marine Science (AIMS). (2016). Control by fiddler crabs and plant roots on biogeochemistry in mangrove sediment, north Queensland, https://apps.aims.gov.au/metadata/view/34e40791-a910-4717-bd70-449cf26bd695, accessed[date-of-access].&rft_rights=Resource Usage: \n Acknowledge support by the Danish Science Research Council. \nUse of the AIMS data is for not-for-profit applications only. All other users shall seek permission for use by contacting AIMS. Acknowledgements as prescribed must be clearly set out in the user's formal communications or publications.\n \n Access Constraint: intellectualPropertyRights \nUse Constraint: intellectualPropertyRights \nSecurity classification code: unclassified \n \n \nMetadata Usage: \nAccess Constraint: intellectualPropertyRights \nUse Constraint: intellectualPropertyRights \nSecurity classification code: unclassified \n&rft_rights=Creative Commons Attribution-NonCommercial 3.0 Australia License http://creativecommons.org/licenses/by-nc/3.0&rft_subject=oceans&rft.type=dataset&rft.language=English Access the data

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Use Limitation: All AIMS data, products and services are provided "as is" and AIMS does not warrant their fitness for a particular purpose or non-infringement. While AIMS has made every reasonable effort to ensure high quality of the data, products and services, to the extent permitted by law the data, products and services are provided without any warranties of any kind, either expressed or implied, including without limitation any implied warranties of title, merchantability, and fitness for a particular purpose or non-infringement. AIMS make no representation or warranty that the data, products and services are accurate, complete, reliable or current. To the extent permitted by law, AIMS exclude all liability to any person arising directly or indirectly from the use of the data, products and services.

Attribution: Format for citation of metadata sourced from Australian Institute of Marine Science (AIMS) in a list of reference is as follows: "Australian Institute of Marine Science (AIMS). (2016). Control by fiddler crabs and plant roots on biogeochemistry in mangrove sediment, north Queensland, https://apps.aims.gov.au/metadata/view/34e40791-a910-4717-bd70-449cf26bd695, accessed[date-of-access]".

Resource Usage: \n Acknowledge support by the Danish Science Research Council. \nUse of the AIMS data is for not-for-profit applications only. All other users shall seek permission for use by contacting AIMS. Acknowledgements as prescribed must be clearly set out in the user's formal communications or publications.\n \n Access Constraint: intellectualPropertyRights \nUse Constraint: intellectualPropertyRights \nSecurity classification code: unclassified \n \n \nMetadata Usage: \nAccess Constraint: intellectualPropertyRights \nUse Constraint: intellectualPropertyRights \nSecurity classification code: unclassified \n

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Contact Information

adc@aims.gov.au

Brief description

The experiment examined the influence of mangrove saplings (Avicennia marina) and fiddler crabs (Uca vocans) on carbon, iron and sulfur biogeochemistry in mangrove sediment. Four mesocosms represented 4 treatments: without crabs and with plants; without crabs and plants; with crabs and plants; with crabs and without plants. \n \nAir and water temperature were recorded. \n \nFlux measurements: \nBenthic primary production was determined as carbon (CO2) exchange across the sediment-water interface of inundated sediment (total CO2 and DOC analyses) and across the sediment-air interface of air-exposed sediment. O2 production in the light and O2 demand in the dark were measured. \n \nAnaerobic carbon oxidation and iron respiration were quantified in the sediment. Porewater concentrations of total CO2, DOC and Fe2+ were determined. Sediment remaining after porewater extraction was homogenised under N2 for reactive Fe(II) extraction by an HCl technique. \n \nIron reduction was measured as Fe(II) generation. \n \nSulfate reduction was measured by the core injection technique. \n \nChlorophyll a concentrations were used as a measure of microalgal abundance. \nSamples for enumeration of bacterial populations were taken in parallel with Chl a.\n To examine the influence of mangrove roots and crabs on carbon, iron and sulfur biogeochemistry in mangrove sediment.\n

Lineage

Maintenance and Update Frequency: notPlanned

Notes

Credit
Alongi, Daniel M, Dr (Principal Investigator)

Modified: 02 2023

This dataset is part of a larger collection

146.0833,-13.65083 146.0833,-17.21806 143.70139,-17.21806 143.70139,-13.65083 146.0833,-13.65083

144.8923445,-15.4344445

Subjects
oceans |

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Identifiers
  • global : 34e40791-a910-4717-bd70-449cf26bd695