Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling

Abstract Environmental DNA (eDNA) is an emerging and powerful method for use in marine research, conservation, and management, yet time‐ and resource‐intensive protocols limit the scale of implementation. Long‐range autonomous underwater vehicles equipped with autonomous environmental sample process...

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Main Authors: Nathan K. Truelove, Nastassia V. Patin, Markus Min, Kathleen J. Pitz, Chris M. Preston, Kevan M. Yamahara, Yanwu Zhang, Ben Y. Raanan, Brian Kieft, Brett Hobson, Luke R. Thompson, Kelly D. Goodwin, Francisco P. Chavez
Format: Article
Language:English
Published: Wiley 2022-07-01
Series:Environmental DNA
Subjects:
Online Access:https://doi.org/10.1002/edn3.299
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author Nathan K. Truelove
Nastassia V. Patin
Markus Min
Kathleen J. Pitz
Chris M. Preston
Kevan M. Yamahara
Yanwu Zhang
Ben Y. Raanan
Brian Kieft
Brett Hobson
Luke R. Thompson
Kelly D. Goodwin
Francisco P. Chavez
author_facet Nathan K. Truelove
Nastassia V. Patin
Markus Min
Kathleen J. Pitz
Chris M. Preston
Kevan M. Yamahara
Yanwu Zhang
Ben Y. Raanan
Brian Kieft
Brett Hobson
Luke R. Thompson
Kelly D. Goodwin
Francisco P. Chavez
author_sort Nathan K. Truelove
collection DOAJ
description Abstract Environmental DNA (eDNA) is an emerging and powerful method for use in marine research, conservation, and management, yet time‐ and resource‐intensive protocols limit the scale of implementation. Long‐range autonomous underwater vehicles equipped with autonomous environmental sample processors (LRAUV‐ESPs) provide a new means for scaling up marine eDNA sample collection and processing. Here, we used eDNA metabarcoding of four marker genes (mitochondrial 12S rRNA, bacterial and archaeal 16S rRNA, nuclear 18S rRNA, and mitochondrial COI), which encompass the diversity of marine species from microbes to vertebrates, to demonstrate the efficacy of an LRAUV‐ESP in sampling eDNA and assessing community structure in the Monterey Bay National Marine Sanctuary. The sequencing results from samples that were autonomously collected were comparable with those collected from a ship at similar locations, times, and depths, supporting previous results that found no significant differences using targeted qPCR. This study demonstrates the potential of equipping autonomous underwater vehicles with ESPs to greatly expand the scale of eDNA sample collection and processing and provide much needed information regarding the changing spatial and temporal patterns of marine biodiversity, especially in many data‐poor regions of the world's oceans.
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spelling doaj.art-1afaa0b13b87459e8b65c10d168d51272022-12-22T02:06:40ZengWileyEnvironmental DNA2637-49432022-07-014497298410.1002/edn3.299Expanding the temporal and spatial scales of environmental DNA research with autonomous samplingNathan K. Truelove0Nastassia V. Patin1Markus Min2Kathleen J. Pitz3Chris M. Preston4Kevan M. Yamahara5Yanwu Zhang6Ben Y. Raanan7Brian Kieft8Brett Hobson9Luke R. Thompson10Kelly D. Goodwin11Francisco P. Chavez12Monterey Bay Aquarium Research Institute Moss Landing California USAOcean Chemistry and Ecosystems Division Atlantic Oceanographic and Meteorological Laboratory National Oceanic and Atmospheric Administration Miami Florida USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAMonterey Bay Aquarium Research Institute Moss Landing California USAOcean Chemistry and Ecosystems Division Atlantic Oceanographic and Meteorological Laboratory National Oceanic and Atmospheric Administration Miami Florida USAOcean Chemistry and Ecosystems Division Atlantic Oceanographic and Meteorological Laboratory National Oceanic and Atmospheric Administration Miami Florida USAMonterey Bay Aquarium Research Institute Moss Landing California USAAbstract Environmental DNA (eDNA) is an emerging and powerful method for use in marine research, conservation, and management, yet time‐ and resource‐intensive protocols limit the scale of implementation. Long‐range autonomous underwater vehicles equipped with autonomous environmental sample processors (LRAUV‐ESPs) provide a new means for scaling up marine eDNA sample collection and processing. Here, we used eDNA metabarcoding of four marker genes (mitochondrial 12S rRNA, bacterial and archaeal 16S rRNA, nuclear 18S rRNA, and mitochondrial COI), which encompass the diversity of marine species from microbes to vertebrates, to demonstrate the efficacy of an LRAUV‐ESP in sampling eDNA and assessing community structure in the Monterey Bay National Marine Sanctuary. The sequencing results from samples that were autonomously collected were comparable with those collected from a ship at similar locations, times, and depths, supporting previous results that found no significant differences using targeted qPCR. This study demonstrates the potential of equipping autonomous underwater vehicles with ESPs to greatly expand the scale of eDNA sample collection and processing and provide much needed information regarding the changing spatial and temporal patterns of marine biodiversity, especially in many data‐poor regions of the world's oceans.https://doi.org/10.1002/edn3.299biodiversitybiomonitoringenvironmental DNAmarine protected areas
spellingShingle Nathan K. Truelove
Nastassia V. Patin
Markus Min
Kathleen J. Pitz
Chris M. Preston
Kevan M. Yamahara
Yanwu Zhang
Ben Y. Raanan
Brian Kieft
Brett Hobson
Luke R. Thompson
Kelly D. Goodwin
Francisco P. Chavez
Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
Environmental DNA
biodiversity
biomonitoring
environmental DNA
marine protected areas
title Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
title_full Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
title_fullStr Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
title_full_unstemmed Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
title_short Expanding the temporal and spatial scales of environmental DNA research with autonomous sampling
title_sort expanding the temporal and spatial scales of environmental dna research with autonomous sampling
topic biodiversity
biomonitoring
environmental DNA
marine protected areas
url https://doi.org/10.1002/edn3.299
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