Investigating the effects of mobile bottom fishing on benthic carbon processing and storage: a systematic review protocol

Stacey Felgate*, John Aldridge , Stefan Bolam, Sarah Breimann, Emil de Borger, Jolien Claes, Jochen Depestele, Graham Epstein, Clement Garcia, Natalie Hicks, Michel Kaiser, Jack Laverick, Gennadi Lessin, Finbarr O'Neill, Sarah Pardis, Ruth Parker, Ryan Pereira, Alex Poulton, Claire Powell, Craig SmeatonPaul Snelgrove, Justin Tiano, Johan van der Molan, Sebastiann van de Velde, Marija Sciberras

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Background: Marine sediments represent one of the planet’s largest carbon stores. Bottom trawl fisheries constitute the most widespread physical disturbance to seabed habitats, which exert a large influence over the oceanic carbon dioxide (CO2) sink. Recent research has sparked concern that seabed disturbance from trawling can therefore turn marine sediments into a large source of CO2, but the calculations involved carry a high degree of uncertainty. This is primarily due to a lack of quantitative understanding of how trawling mixes and resuspends sediments, how it alters bioturbation, bioirrigation, and oxygenation rates, and how these processes translate into carbon fluxes into or out of sediments.
Original languageEnglish
Article number24
Number of pages10
JournalEnvironmental Evidence
Volume13
DOIs
Publication statusPublished - 15 Oct 2024
EventTrawling & Carbon Workshop - Lyell Centre , Edinburgh, United Kingdom
Duration: 20 Apr 202321 Apr 2023

Keywords

  • Carbon
  • Sediment
  • Seafloor
  • Trawling
  • Disturbance
  • Systematic Review
  • Bentic
  • fishing
  • biogeochemistry

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