Seppo Hellsten
Seppo Hellsten
Professor, Finnish Environment Institute SYKE Freshwater Center
Vahvistettu sähköpostiosoite verkkotunnuksessa ymparisto.fi
NimikeViittauksetVuosi
Fluxes of CH4, CO2, and N2O in hydroelectric reservoirs Lokka and Porttipahta in the northern boreal zone in Finland
JT Huttunen, TS Väisänen, SK Hellsten, M Heikkinen, H Nykänen, ...
Global Biogeochemical Cycles 16 (1), 3-1-3-17, 2002
1912002
Managing aquatic ecosystems and water resources under multiple stress—An introduction to the MARS project
D Hering, L Carvalho, C Argillier, M Beklioglu, A Borja, AC Cardoso, ...
Science of the total environment 503, 10-21, 2015
1772015
Classifying aquatic macrophytes as indicators of eutrophication in European lakes
WE Penning, M Mjelde, B Dudley, S Hellsten, J Hanganu, A Kolada, ...
Aquatic ecology 42 (2), 237-251, 2008
1672008
Using aquatic macrophyte community indices to define the ecological status of European lakes
WE Penning, B Dudley, M Mjelde, S Hellsten, J Hanganu, A Kolada, ...
Aquatic ecology 42 (2), 253-264, 2008
1252008
Ecological status assessment of European lakes: a comparison of metrics for phytoplankton, macrophytes, benthic invertebrates and fish
A Lyche-Solheim, CK Feld, S Birk, G Phillips, L Carvalho, G Morabito, ...
Hydrobiologia 704 (1), 57-74, 2013
892013
Methane fluxes at the sediment-water interface in some boreal lakes and reservoirs
JT Huttunen, TS Väisänen, SK Hellsten, PJ Martikainen
Boreal Environment Research 11 (1), 27-34, 2006
842006
A hitchhiker's guide to European lake ecological assessment and intercalibration
S Poikane, S Birk, J Böhmer, L Carvalho, C de Hoyos, H Gassner, ...
Ecological indicators 52, 533-544, 2015
722015
Maximum growing depth of submerged macrophytes in European lakes
M Søndergaard, G Phillips, S Hellsten, A Kolada, F Ecke, H Mäemets, ...
Hydrobiologia 704 (1), 165-177, 2013
692013
Exchange of CO2, CH4 and N2O between the atmosphere and two northern boreal ponds with catchments dominated by peatlands or forests
JT Huttunen, TS Väisänen, M Heikkinen, S Hellsten, H Nykänen, ...
Plant and soil 242 (1), 137-146, 2002
692002
Toward a holistic and risk‐based management of European river basins
W Brack, SE Apitz, D Borchardt, J Brils, AC Cardoso, EM Foekema, ...
Integrated environmental assessment and management 5 (1), 5-10, 2009
512009
Environmental and spatial correlates of community composition, richness and status of boreal lake macrophytes
J Alahuhta, A Kanninen, S Hellsten, KM Vuori, M Kuoppala, ...
Ecological Indicators 32, 172-181, 2013
482013
Effects of lake water level regulation on aquatic macrophyte stands in northern Finland and options to predict these impacts under varying conditions
SK Hellsten
Acta Botanica Fennica, 1-47, 2001
482001
A water level drawdown index for aquatic macrophytes in Nordic lakes
M Mjelde, S Hellsten, F Ecke
Hydrobiologia 704 (1), 141-151, 2013
472013
Environmental factors related to water level regulation-a comparative study in northern Finland
SK Hellsten
Boreal environment research 2, 345-368, 1997
471997
Towards an ecologically based regulation practice in Finnish hydroelectric lakes
S Hellsten, M Marttunen, R Palomäki, J Riihimäki, E Alasaarela
Regulated Rivers: Research & Management 12 (4‐5), 535-545, 1996
471996
Lake ecological assessment systems and intercalibration for the European Water Framework Directive: aims, achievements and further challenges
S Poikane, M van den Berg, S Hellsten, C de Hoyos, J Ortiz-Casas, K Pall, ...
Procedia Environmental Sciences 9, 153-168, 2011
462011
Assessing the societal benefits of river restoration using the ecosystem services approach
JE Vermaat, AJ Wagtendonk, R Brouwer, O Sheremet, E Ansink, ...
Hydrobiologia 769 (1), 121-135, 2016
452016
Global variation in the beta diversity of lake macrophytes is driven by environmental heterogeneity rather than latitude
J Alahuhta, S Kosten, M Akasaka, D Auderset, MM Azzella, R Bolpagni, ...
Journal of Biogeography 44 (8), 1758-1769, 2017
422017
Ohje pintavesien ekologisen ja kemiallisen tilan luokitteluun vuosille 2012–2013− päivitetyt arviointiperusteet ja niiden soveltaminen
J Aroviita, S Hellsten, J Jyväsjärvi, L Järvenpää, M Järvinen, ...
Suomen ympäristökeskus, 2012
412012
The applicability of macrophyte compositional metrics for assessing eutrophication in European lakes
A Kolada, N Willby, B Dudley, P Nõges, M Søndergaard, S Hellsten, ...
Ecological Indicators 45, 407-415, 2014
382014
Järjestelmä ei voi suorittaa toimenpidettä nyt. Yritä myöhemmin uudelleen.
Artikkelit 1–20