eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals

Abstract Biodiversity monitoring delivers vital information to those making conservation decisions. Comprehensively measuring terrestrial biodiversity usually requires costly methods that can rarely be deployed at large spatial scales over multiple time periods, limiting conservation efficiency. Her...

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Autores principales:	Arnaud Lyet, Loïc Pellissier, Alice Valentini, Tony Dejean, Abigail Hehmeyer, Robin Naidoo
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2021
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/5fe4ed3936c74231bd15d428f6421638
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spelling	oai:doaj.org-article:5fe4ed3936c74231bd15d428f64216382021-12-02T17:23:03ZeDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals10.1038/s41598-021-90598-52045-2322https://doaj.org/article/5fe4ed3936c74231bd15d428f64216382021-06-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-90598-5https://doaj.org/toc/2045-2322Abstract Biodiversity monitoring delivers vital information to those making conservation decisions. Comprehensively measuring terrestrial biodiversity usually requires costly methods that can rarely be deployed at large spatial scales over multiple time periods, limiting conservation efficiency. Here we investigated the capacity of environmental DNA (eDNA) from stream water samples to survey terrestrial mammal diversity at multiple spatial scales within a large catchment. We compared biodiversity information recovered using an eDNA metabarcoding approach with data from a dense camera trap survey, as well as the sampling costs of both methods. Via the sampling of large volumes of water from the two largest streams that drained the study area, eDNA metabarcoding provided information on the presence and detection probabilities of 35 mammal taxa, 25% more than camera traps and for half the cost. While eDNA metabarcoding had limited capacity to detect felid species and provide individual-level demographic information, it is a cost-efficient method for large-scale monitoring of terrestrial mammals that can offer sufficient information to solve many conservation problems.Arnaud LyetLoïc PellissierAlice ValentiniTony DejeanAbigail HehmeyerRobin NaidooNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Arnaud Lyet Loïc Pellissier Alice Valentini Tony Dejean Abigail Hehmeyer Robin Naidoo eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
description	Abstract Biodiversity monitoring delivers vital information to those making conservation decisions. Comprehensively measuring terrestrial biodiversity usually requires costly methods that can rarely be deployed at large spatial scales over multiple time periods, limiting conservation efficiency. Here we investigated the capacity of environmental DNA (eDNA) from stream water samples to survey terrestrial mammal diversity at multiple spatial scales within a large catchment. We compared biodiversity information recovered using an eDNA metabarcoding approach with data from a dense camera trap survey, as well as the sampling costs of both methods. Via the sampling of large volumes of water from the two largest streams that drained the study area, eDNA metabarcoding provided information on the presence and detection probabilities of 35 mammal taxa, 25% more than camera traps and for half the cost. While eDNA metabarcoding had limited capacity to detect felid species and provide individual-level demographic information, it is a cost-efficient method for large-scale monitoring of terrestrial mammals that can offer sufficient information to solve many conservation problems.
format	article
author	Arnaud Lyet Loïc Pellissier Alice Valentini Tony Dejean Abigail Hehmeyer Robin Naidoo
author_facet	Arnaud Lyet Loïc Pellissier Alice Valentini Tony Dejean Abigail Hehmeyer Robin Naidoo
author_sort	Arnaud Lyet
title	eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
title_short	eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
title_full	eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
title_fullStr	eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
title_full_unstemmed	eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
title_sort	edna sampled from stream networks correlates with camera trap detection rates of terrestrial mammals
publisher	Nature Portfolio
publishDate	2021
url	https://doaj.org/article/5fe4ed3936c74231bd15d428f6421638
work_keys_str_mv	AT arnaudlyet ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals AT loicpellissier ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals AT alicevalentini ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals AT tonydejean ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals AT abigailhehmeyer ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals AT robinnaidoo ednasampledfromstreamnetworkscorrelateswithcameratrapdetectionratesofterrestrialmammals
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eDNA sampled from stream networks correlates with camera trap detection rates of terrestrial mammals

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