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Instrument: towed unmanned submersible

Acronym: towed unmanned submersible

External Identifier: skos:closeMatch: https://vocab.nerc.ac.uk/collection/L06/current/23/

Description

A vehicle towed by rigid cable through the water column at fixed or varying depth with no propulsion and no human operator (e.g. Towfish, Scanfish, UOR, SeaSoar).

Datasets (10)

Dataset Name	PI-Supplied Description	PI-Supplied Name
Dissolved B vitamin and vitamer concentrations in surface seawater collected during the Malaspina Circumnavigation Expedition from December 2010 to July 2011	a Teflon tow-fish sampling system deployed at approximately 3m depth utilizing established trace metal-clean techniques	Teflon tow-fish sampling system
Dissolved trace metal (Mn, Fe, Co, Ni, Cu, Zn, Cd, Pb) and labile particulate elemental (P, V, Mn, Fe, Co, Ni, Cu, Zn, Cd, Pb) concentrations from shipboard incubation experiments conducted on the 2018 EXPORTS cruise (RR1813) near Ocean Station PAPA		surface towfish
Dissolved trace metal and macronutrient concentrations from field samples collected during the EXPORTS North Atlantic campaign at the Porcupine Abyssal Plain-Sustained Observatory (PAP-SO) site on board the RRS Discovery (DY131) in May 2021	Towfish: Seawater samples were collected with a custom surface sampling system, "towfish" (Mellett and Buck 2020), comprised of acid cleaned Bev-A-Line-IV tubing and an Almatec Double PTFE Diaphragm Pump.	Towfish
Depth profile chlorophyll, macronutrient, trace metal, metal speciation, and carbon system data from FeOA project cruise SKQ202209S on the R/V Sikuliaq in the Northeast Pacific between June and July 2022	Seawater samples were collected with a custom surface sampling system, "towfish" (Mellett and Buck 2020), comprised of acid-cleaned Bev-A-Line-IV tubing and an Almatec Double PTFE Diaphragm Pump.	Towfish
Phytoplankton pigment concentrations for samples collected from the upper 200 meters during the GP17-OCE cruise on R/V Roger Revelle (RR2214) in the South Pacific and Southern Oceans from December 2022 to January 2023		towed fish
Data from nutrient manipulation experiments (conducted on EXPORTS cruise DY131) aimed at relieving or inducing nutrient stress in phytoplankton and quantifying these responses using metatranscriptomic sequencing		surface towfish
Concentrations of dissolved inorganic macronutrients, chlorophyll a, phaeophytin, PON, and POC measured during phytoplankton shipboard incubation experiments on the FeOA cruise SKQ202209S on R/V Sikuliaq in the NE Pacific from June to July 2022	Towfish: Seawater samples were collected with a custom surface sampling system, “towfish” (Mellett and Buck 2020), comprised of acid cleaned Bev-A-Line-IV tubing and an Almatec Double PTFE Diaphragm Pump.	trace metal clean surface pump “towfish” system (Mellett and Buck, 2020)
Chlorphyll a and pheophytin from two cruises performed as part of the STING project from R/V Atlantic Explorer AE2305 (Sting I cruise) and R/V Endeavor EN704 (Sting II cruise) in the Gulf of Mexico near Florida from February to July 2023		tow-fish
Dissolved trace metal (Mn, Fe, Co, Ni, Cu, Zn, Cd, Pb) concentrations from surface (towfish) samples collected during the 2018 EXPORTS cruise (RR1813) to the subarctic North Pacific near Ocean Station PAPA (Station P) on R/V Roger Revelle		custom trace metal clean "towfish" sampling system
Dissolved trace metal and macronutrient concentration data from incubation experiments conducted during the May 2021 EXPORTS North Atlantic cruise (DY131)	Seawater samples were collected with a custom surface sampling system, “towfish”, comprised of acid cleaned Bev-A-Line-IV tubing and an Almatec Double PTFE Diaphragm Pump. Further details about this homemade towfish can be found in Mellett and Buck 2020. Please refer to the related methods publications of this dataset.	Trace Metal Clean Towfish