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Ryan Sponseller
Research qualifications:
Docent
Contact
E-mail
ryan.sponseller@umu.se
Phone
+46 90 786 65 50
Works at
Affiliation
Associate professor at
Department of Ecology and Environmental Science
Role: Director of studies
Location
KBC-Fysiologihuset, Linnaeus väg 6, Umeå, A4 24 15
Umeå universitet, 901 87 Umeå
Publications
Publications
Research
Research
Mentions
Mentions
2024
Topography and time shape mire morphometry and large-scale mire distribution patterns in the northern boreal landscape
Journal of Geophysical Research - Earth Surface
, American Geophysical Union (AGU) 2024, Vol. 129, (2)
Ehnvall, B.; Ratcliffe, J.L.; Nilsson, M.B.; et al.
2023
Nutrient limitation masks the dissolved organic matter composition effects on bacterial metabolism in unproductive freshwaters
Limnology and Oceanography
, John Wiley & Sons 2023, Vol. 68, (9) : 2059-2069
Berggren, Martin; Ye, Linlin; Sponseller, Ryan A.; et al.
2023
Landscape constraints on mire lateral expansion
Quaternary Science Reviews
, Elsevier 2023, Vol. 302
Ehnvall, Betty; Ratcliffe, Joshua L.; Bohlin, Elisabet; et al.
2023
Groundwater-stream connections shape the spatial pattern and rates of aquatic metabolism
Limnology and Oceanography Letters
, John Wiley & Sons 2023, Vol. 8, (2) : 350-358
Lupon, Anna; Gómez-Gener, Lluís; Fork, Megan L.; et al.
2023
A long-established invasive species alters the functioning of benthic biofilms in lakes
Freshwater Biology
, John Wiley & Sons 2023, Vol. 68, (12) : 2068-2083
McKie, Brendan G.; Tattersdill, Kristina; Ecke, Frauke; et al.
2023
Cascading, interactive, and indirect effects of climate change on aquatic communities, habitats, and ecosystems
Limnology and Oceanography
, John Wiley & Sons 2023, Vol. 68, (S1) : S1-S7
Menden-Deuer, Susanne; Mullarney, Julia C.; Boersma, Maarten; et al.
2023
Concentration-discharge patterns reveal catchment controls over the stoichiometry of carbon and nutrient supply to boreal streams
Journal of Geophysical Research - Biogeosciences
, American Geophysical Union (AGU) 2023, Vol. 128, (8)
Mosquera, Virginia; Laudon, Hjalmar; Blackburn, Meredith; et al.
2023
Long-term changes in dissolved inorganic carbon across boreal streams caused by altered hydrology
Limnology and Oceanography
, John Wiley & Sons 2023, Vol. 68, (2) : 409-423
Rehn, Lukas; Sponseller, Ryan A.; Laudon, Hjalmar; et al.
2023
Global methane emissions from rivers and streams
Nature
, Springer Nature 2023, Vol. 621, (7979) : 530-535
Rocher-Ros, Gerard; Stanley, Emily H.; Loken, Luke C.; et al.
2023
GRiMeDB: the global river methane database of concentrations and fluxes
Earth System Science Data
, Copernicus Publications 2023, Vol. 15, (7) : 2879-2926
Stanley, Emily H.; Loken, Luke C.; Casson, Nora J.; et al.
2023
Controls on terrestrial carbon fluxes in simulated networks of connected streams and lakes
Global Biogeochemical Cycles
, John Wiley & Sons 2023, Vol. 37, (3)
Vachon, Dominic; Sponseller, Ryan A.; Rosvall, Martin; et al.
2023
Differential trends in iron concentrations of boreal streams linked to catchment characteristics
Global Biogeochemical Cycles
, John Wiley & Sons 2023, Vol. 37, (3)
Škerlep, Martin; Nehzati, S.; Sponseller, Ryan A.; et al.
2022
Seasonal variation in the coupling of microbial activity and leaf litter decomposition in a boreal stream network
Freshwater Biology
, John Wiley & Sons 2022, Vol. 67, (5) : 812-827
Bastias, Elliot; Sponseller, Ryan A.; Bundschuh, Mirco; et al.
2022
Global patterns and controls of nutrient immobilization on decomposing cellulose in riverine ecosystems
Global Biogeochemical Cycles
, John Wiley & Sons 2022, Vol. 36, (3)
Costello, David M.; Tiegs, Scott D.; Boyero, Luz; et al.
2022
Emerging technology can guide ecosystem restoration for future water security
Hydrological Processes
, John Wiley & Sons 2022, Vol. 36, (10)
Laudon, Hjalmar; Lidberg, William; Sponseller, Ryan A.; et al.
2022
Co-occurrence of browning and oligotrophication in a boreal stream network
Limnology and Oceanography
, John Wiley & Sons 2022, Vol. 67, (10) : 2325-2339
Mosquera, Virginia; Maher Hasselquist, Eliza; Sponseller, Ryan A.; et al.
2022
Resolving the Drivers of Algal Nutrient Limitation from Boreal to Arctic Lakes and Streams
Ecosystems (New York. Print)
, Springer-Verlag New York 2022, Vol. 25 : 1682-1699
Myrstener, Maria; Fork, Megan L.; Bergström, Ann-Kristin; et al.
2022
Landscape determinants of pelagic and benthic primary production in northern lakes
Global Change Biology
, John Wiley & Sons 2022, Vol. 28, (23) : 7063-7077
Puts, Isolde C.; Ask, Jenny; Siewert, Matthias B.; et al.
2022
Seasonal patterns in nutrient bioavailability in boreal headwater streams
Limnology and Oceanography
, John Wiley & Sons 2022, Vol. 67, (5) : 1169-1183
Rulli, Mayra P. D.; Bergström, Ann-Kristin; Sponseller, Ryan A.; et al.
2022
The emerging role of drought as a regulator of dissolved organic carbon in boreal landscapes
Nature Communications
, Nature Publishing Group 2022, Vol. 13, (1)
Tiwari, Tejshree; Sponseller, Ryan A.; Laudon, Hjalmar
2022
Responses of multiple structural and functional indicators along three contrasting disturbance gradients
Ecological Indicators
, Elsevier 2022, Vol. 135
Truchy, Amélie; Sponseller, Ryan A.; Ecke, Frauke; et al.
2021
Interactive effects of light and nutrients on stream algal growth modified by forest management in boreal landscapes
Forest Ecology and Management
, Elsevier 2021, Vol. 492
Burrows, Ryan M.; Jonsson, Micael; Fältström, Emma; et al.
2021
Integrating Discharge-Concentration Dynamics Across Carbon Forms in a Boreal Landscape
Water resources research
, John Wiley & Sons 2021, Vol. 57, (8)
Gómez-Gener, Lluís; Hotchkiss, Erin R.; Laudon, Hjalmar; et al.
2021
Global carbon dioxide efflux from rivers enhanced by high nocturnal emissions
Nature Geoscience
, Nature Publishing Group 2021, Vol. 14, (5) : 289-294
Gómez-Gener, Lluís; Rocher-Ros, Gerard; Battin, Tom; et al.
2021
Moving towards multi-layered, mixed-species forests in riparian buffers will enhance their long-term function in boreal landscapes
Forest Ecology and Management
, Elsevier 2021, Vol. 493
Hasselquist, Eliza Maher; Kuglerová, Lenka; Sjögren, Jörgen; et al.
2021
The role of macroinvertebrates on plant litter decomposition in streams
The ecology of plant litter decomposition in stream ecosystems
, Springer 2021 : 193-216
Jonsson, Micael; Sponseller, Ryan A.
2021
Multiple stressors in small streams in the forestry context of Fennoscandia: The effects in time and space
Science of the Total Environment
, Elsevier 2021, Vol. 756
Kuglerova, Lenka; Hasselquist, Eliza Maher; Sponseller, Ryan Allen; et al.
2021
Northern landscapes in transition: Evidence, approach and ways forward using the Krycklan Catchment Study
Hydrological Processes
, John Wiley & Sons 2021, Vol. 35, (4)
Laudon, Hjalmar; Hasselquist, Eliza Maher; Peichl, Matthias; et al.
2021
From legacy effects of acid deposition in boreal streams to future environmental threats
Environmental Research Letters
, Institute of Physics (IOP) 2021, Vol. 16, (1)
Laudon, Hjalmar; Sponseller, Ryan A.; Bishop, Kevin
2021
Nutrients influence seasonal metabolic patterns and total productivity of Arctic streams
Limnology and Oceanography
, John Wiley & Sons 2021, Vol. 66, (S1) : S182-S196
Myrstener, Maria; Gómez-Gener, Lluís; Rocher-Ros, Gerard; et al.
2021
Nitrogen supply and physical disturbance shapes Arctic stream nitrogen uptake through effects on metabolic activity
Freshwater Biology
, John Wiley & Sons 2021, Vol. 66, (8) : 1502-1514
Myrstener, Maria; Thomas, Steven A.; Giesler, Reiner; et al.
2021
Metabolism overrides photo-oxidation in CO
2
dynamics of Arctic permafrost streams
Limnology and Oceanography
, John Wiley & Sons 2021, Vol. 66, (S1) : S169-S181
Rocher-Ros, Gerard; Harms, Tamara K.; Sponseller, Ryan A.; et al.
2021
Stochastic processes and ecological connectivity drive stream invertebrate community responses to short-term drought
Journal of Animal Ecology
, John Wiley & Sons 2021, Vol. 90, (4) : 886-898
Sarremejane, Romainyuuii; Truchy, Amelie; McKie, Brendan G.; et al.
2021
Integrating carbon emission, accumulation and transport in inland waters to understand their role in the global carbon cycle
Global Change Biology
, John Wiley & Sons 2021, Vol. 27, (4) : 719-727
Vachon, Dominic; Sponseller, Ryan A.; Karlsson, Jan
2021
Water and nitrogen shape winter annual plant diversity and community composition in near-urban Sonoran Desert preserves
Ecological Monographs
, Ecological Society of America (esa) 2021, Vol. 91, (3)
Wheeler, Megan M.; Collins, Scott L.; Grimm, Nancy B.; et al.
2020
Heterogeneous CO2 and CH4 patterns across space and time in a small boreal lake
Inland Waters
, Taylor & Francis 2020, Vol. 10, (3) : 348-359
Denfeld, Blaize A.; Lupon, Anna; Sponseller, Ryan A.; et al.
2020
Particles and Aeration at Mire-Stream Interfaces Cause Selective Removal and Modification of Dissolved Organic Matter
Journal of Geophysical Research - Biogeosciences
, American Geophysical Union (AGU) 2020, Vol. 125, (12)
Einarsdottir, Karolina; Attermeyer, Katrin; Hawkes, Jeffrey A.; et al.
2020
Dissolved organic matter regulates nutrient limitation and growth of benthic algae in northern lakes through interacting effects on nutrient and light availability
Limnology and Oceanography Letters
, John Wiley & Sons 2020, Vol. 5, (6) : 417-424
Fork, Megan L.; Karlsson, Jan; Sponseller, Ryan A.
2020
Changing Source-Transport Dynamics Drive Differential Browning Trends in a Boreal Stream Network
Water resources research
, American Geophysical Union (AGU) 2020, Vol. 56, (2)
Fork, Megan L.; Sponseller, Ryan A.; Laudon, Hjalmar
2020
Drought alters the biogeochemistry of boreal stream networks
Nature Communications
, Nature Publishing Group 2020, Vol. 11, (1)
Gómez-Gener, Lluís; Lupon, Anna; Laudon, Hjalmar; et al.
2020
Discrete groundwater inflows influence patterns of nitrogen uptake in a boreal headwater stream
Freshwater Science
, University of Chicago Press 2020, Vol. 39, (2) : 228-240
Lupon, Anna; Denfeld, Blaize A.; Laudon, Hjalmar; et al.
2020
Stream metabolism controls diel patterns and evasion of CO
2
in Arctic streams
Global Change Biology
, John Wiley & Sons 2020, Vol. 26, (3) : 1400-1413
Rocher-Ros, Gerard; Sponseller, Ryan A.; Bergström, Ann-Kristin; et al.
2020
Habitat patchiness, ecological connectivity and the uneven recovery of boreal stream ecosystems from an experimental drought
Global Change Biology
, John Wiley & Sons 2020, Vol. 26, (6) : 3455-3472
Truchy, Amelie; Sarremejane, Romain; Muotka, Timo; et al.
2019
Groundwater inflows control patterns and sources of greenhouse gas emissions from streams
Limnology and Oceanography
, Vol. 64, (4) : 1545-1557
Lupon, Anna; Denfeld, Blaize A.; Laudon, Hjalmar; et al.
2019
Landscape process domains drive patterns of CO
2
evasion from river networks
Limnology and Oceanography Letters
, John Wiley & Sons 2019, Vol. 4, (4) : 87-95
Rocher-Ros, Gerard; Sponseller, Ryan A.; Lidberg, William; et al.
2019
Global patterns and drivers of ecosystem functioning in rivers and riparian zones
Science Advances
, Washington: American Association of Advancement in Science 2019, Vol. 5, (1)
Tiegs, Scott D.; Costello, David M.; Isken, Mark W.; et al.
2019
Contrasting responses in dissolved organic carbon to extreme climate events from adjacent boreal landscapes in Northern Sweden
Environmental Research Letters
, IOP PUBLISHING LTD 2019, Vol. 14, (8)
Tiwari, Tejshree; Sponseller, Ryan A.; Laudon, Hjalmar
2019
Partitioning spatial, environmental, and community drivers of ecosystem functioning
Landscape Ecology
, Springer 2019, Vol. 34, (10) : 2371-2384
Truchy, Amelie; Göthe, Emma; Angeler, David G.; et al.
2018
Mixed method approach to assess atmospheric nitrogen deposition in arid and semi-arid ecosystems
Environmental Pollution
, Elsevier 2018, Vol. 239 : 617-630
Cook, Elizabeth M.; Sponseller, Ryan A.; Grimm, Nancy B.; et al.
2018
Carbon Dioxide and Methane Dynamics in a Small Boreal Lake During Winter and Spring Melt Events
Journal of Geophysical Research - Biogeosciences
, Vol. 123, (8) : 2527-2540
Denfeld, Blaize A.; Klaus, Marcus; Laudon, Hjalmar; et al.
View publications in DiVA
Research groups
Group member
Biogeochemistry
Freshwater ecology
Research projects
1 January 2024 until 31 December 2026
Predicting and monitoring alpine lake productivity in a changing climate
1 January 2022 until 31 December 2024
The spruce-buffer syndrome: should we prioritize deciduous trees in riparian buffer zones of boreal streams?
1 January 2020 until 31 December 2022
Big or small fish for harvesting? Effects of ontogenetic habitat shifts and bottlenecks in recruitment
1 January 2017 until 31 December 2022
Climate change induced regime shifts in Northern lake ecosystems
1 April 2015 until 1 December 2020
Ecosystem Dynamics in Arctic Streams
Published: 17 Aug, 2023
High methane emissions from northern rivers and streams
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