Susanna Theroux

ORCID: 0000-0002-9812-7856
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About
Contact & Profiles
Research Areas
  • Microbial Community Ecology and Physiology
  • Environmental DNA in Biodiversity Studies
  • Geology and Paleoclimatology Research
  • Marine and coastal ecosystems
  • Coastal wetland ecosystem dynamics
  • Methane Hydrates and Related Phenomena
  • Protist diversity and phylogeny
  • Paleontology and Stratigraphy of Fossils
  • Research Data Management Practices
  • Freshwater macroinvertebrate diversity and ecology
  • Diatoms and Algae Research
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Peatlands and Wetlands Ecology
  • Fish Ecology and Management Studies
  • Isotope Analysis in Ecology
  • Soil and Water Nutrient Dynamics
  • Hydrocarbon exploration and reservoir analysis
  • Genomics and Phylogenetic Studies
  • Identification and Quantification in Food
  • Marine Toxins and Detection Methods
  • Atmospheric and Environmental Gas Dynamics
  • Species Distribution and Climate Change
  • Aquatic Invertebrate Ecology and Behavior
  • Hydrology and Sediment Transport Processes
  • Pharmaceutical and Antibiotic Environmental Impacts

Southern California Coastal Water Research Project
2019-2025

Joint Genome Institute
2013-2024

Lawrence Berkeley National Laboratory
2013-2021

Bowling Green State University
2020

Marine Biological Laboratory
2010-2019

Brown University
2010-2019

NASA Astrobiology Institute
2010

Williams College
2007

Freshwaters face multiple environmental problems including eutrophication, acidification, salinization, and climate-change, all of which can lead to impairment ecosystem structure function. Furthermore, these stressors often act in combination. Benthic algal-based assessments quantify are used both the EU US. In this review, we use case studies, experience, literature compare concepts, approaches, methods between US offer an updated picture benthic assessments. Both composed numerous...

10.1016/j.ecolind.2020.107082 article EN cc-by-nc-nd Ecological Indicators 2020-11-14

Abstract Environmental DNA (eDNA) data make it possible to measure and monitor biodiversity at unprecedented resolution scale. As use‐cases multiply scientific consensus grows regarding the value of eDNA analysis, public agencies have an opportunity decide how where fit into their mandates. Within United States, many federal state are individually using in various applications developing relevant expertise. A national strategy for implementation would capitalize on recent developments,...

10.1002/edn3.432 article EN cc-by-nc-nd Environmental DNA 2023-05-24

Estuarine wetlands harbor considerable carbon stocks, but rising sea levels could affect their ability to sequester soil as well potential emit methane (CH

10.1128/msystems.00936-23 article EN cc-by mSystems 2024-01-03

Abstract Wetlands are important carbon (C) sinks, yet many have been destroyed and converted to other uses over the past few centuries, including industrial salt making. A renewed focus on wetland ecosystem services (e.g., flood control, habitat) has resulted in numerous restoration efforts whose effect microbial communities is largely unexplored. We investigated impact of community composition, metabolic functional potential, methane flux by analyzing sediment cores from two unrestored...

10.1038/s41396-021-01067-w article EN cc-by The ISME Journal 2021-07-28

DNA metabarcoding of benthic diatoms has been successfully applied for biomonitoring at the national scale and can now be considered technically ready routine application. However, protocols methods still vary between within countries, limiting their transferability comparability results. In order to overcome this, use diatom requires knowledge sources variability introduced by different steps procedure. Here, we examine how elements procedures contribute European laboratories. A set four...

10.3897/mbmg.9.133264 article EN cc-by Metabarcoding and Metagenomics 2025-01-10

The rapid advancement of environmental DNA (eDNA) science in the past two decades has inspired a concomitant growth development eDNA sampling and analytical methods. However, these methods are often developed by individual laboratories or institutions, which can isolate protocols within programmes, agencies regions prevent beneficial exchange data ideas. Recent efforts to advance national international coordination have resulted groundswell standardisation efforts, but there is still...

10.3897/mbmg.9.132076 article EN cc-by Metabarcoding and Metagenomics 2025-02-13

Open science principles that seek to improve can effectively bridge the gap between researchers and environmental managers. However, widespread adoption has yet gain traction for development application of bioassessment products. At core this philosophy is concept research should be reproducible transparent, in addition having long-term value through effective data preservation sharing. In article, we review open concepts have recently been adopted ecological sciences emphasize how benefit...

10.7717/peerj.9539 article EN cc-by PeerJ 2020-07-20

The global proliferation of toxin producing cyanobacterial blooms has been attributed to a wide variety environmental factors with nutrient pollution, increased temperatures, and drought being three the most significant. current study is first formal assessment cyanotoxins in two impaired lakes, Canyon Lake Elsinore, southern California that have history high biomass as measured by chl-a. Cyanotoxins Elsinore were detected at concentrations persistently exceeded recreational health...

10.1016/j.toxicon.2020.12.019 article EN cc-by-nc-nd Toxicon 2021-01-11

Biomolecular ocean observing and research is a rapidly evolving field that uses omics approaches to describe biodiversity at its foundational level, giving insight into the structure function of marine ecosystems over time space. It an especially effective approach for investigating microbiome. To mature microbiome operations within global biomolecular network (OBON) UN Decade Ocean Science Sustainable Development beyond, groups will need system effectively share, discover, compare “omic”...

10.3389/fmars.2021.758694 article EN cc-by Frontiers in Marine Science 2021-10-11

Abstract Alkenone‐derived paleotemperature reconstruction holds great promise in lake environments. However, the occurrence of multiple species alkenone‐producing haptophyte algae a single can complicate translation alkenone unsaturation to temperature if each requires an individual calibration. Here, we present first systematic monitoring two haptophytes throughout course seasonal cycle Lake George, North Dakota, using combined approach DNA sequencing and lipid characterization. Field...

10.1002/lno.11311 article EN cc-by Limnology and Oceanography 2019-09-16

Predictive biological indices have transformed the bioassessment landscape by allowing universal to be applicable across diverse environments. The successful development of a predictive benthic macroinvertebrate index for California wadeable streams helped demonstrate power these tools in complex geographic settings. However, previous efforts develop algal were limited poor performance and ultimately unsuccessful. For this study, we leveraged robust statewide dataset two different types...

10.1016/j.ecolind.2020.106421 article EN cc-by Ecological Indicators 2020-09-16

The Biological Condition Gradient (BCG) is a conceptual model that describes changes in aquatic communities under increasing levels of anthropogenic stress. BCG helps decision-makers connect narrative water quality goals (e.g., maintenance natural structure and function) to quantitative measures ecological condition by linking index thresholds based on statistical distributions percentiles reference distributions) expert descriptions biological along disturbance gradients. As result, the may...

10.1016/j.ecolind.2020.106618 article EN cc-by-nc-nd Ecological Indicators 2020-07-02

The Arctic is highly sensitive to increasing global temperatures and projected experience dramatic ecological shifts in the next few decades. Oligosaline lakes are common arctic regions where evaporation surpasses precipitation, however these extreme microbial communities poorly characterized. Many oligosaline lakes, contrast freshwater ones, annual blooms of haptophyte algae that generate valuable alkenone biomarker records can be used for paleoclimate reconstruction. These globally...

10.3389/fmicb.2012.00415 article EN cc-by Frontiers in Microbiology 2012-01-01

Anaerobic archaeal methanogens are key players in the global carbon cycle due to their role final stages of organic matter decomposition anaerobic environments such as wetland sediments. Here we present first draft metagenome-assembled genome (MAG) sequence an unclassified Methanosarcinaceae methanogen phylogenetically placed adjacent Methanolobus and Methanomethylovorans genera that appears be a distinct genus species. The is derived from sediments hypersaline (97–148 ppt chloride)...

10.3390/genes12101609 article EN Genes 2021-10-13

Environmental DNA (eDNA) and RNA (eRNA) metabarcoding has become a popular tool for assessing biodiversity from environmental samples, but inconsistent documentation of methods, data metadata makes results difficult to reproduce synthesise. A working group scientists have collaborated produce set minimum reporting guidelines the constituent steps workflows, physical layout laboratories through archiving. We emphasise how suite should adhere findable, accessible, interoperable reproducible...

10.3897/mbmg.8.128689 article EN cc-by Metabarcoding and Metagenomics 2024-12-30
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