Biogeochemically diverse organic matter in Alpine glaciers and its downstream fate

GA Singer, C Fasching, L Wilhelm, J Niggemann… - Nature …, 2012 - nature.com
Besides their role in the hydrological cycle 1 , glaciers could play an important role in the
carbon cycle 2 , 3 , 4 , 5 , 6 . They store and transform organic carbon 5 , 6 , which on release …

Microbial biodiversity in glacier-fed streams

L Wilhelm, GA Singer, C Fasching, TJ Battin… - The ISME …, 2013 - academic.oup.com
While glaciers become increasingly recognised as a habitat for diverse and active microbial
communities, effects of their climate change-induced retreat on the microbial ecology of …

[HTML][HTML] Microbial degradation of terrigenous dissolved organic matter and potential consequences for carbon cycling in brown-water streams

C Fasching, B Behounek, GA Singer, TJ Battin - Scientific reports, 2014 - nature.com
Streams receive substantial terrestrial deliveries of dissolved organic matter (DOM). The
chromophoric (CDOM) fraction of terrestrial deliveries confers the brown colour to streamwater, …

Fluvial network organization imprints on microbial co-occurrence networks

S Widder, K Besemer, GA Singer… - Proceedings of the …, 2014 - National Acad Sciences
Recent studies highlight linkages among the architecture of ecological networks, their
persistence facing environmental disturbance, and the related patterns of biodiversity. A hitherto …

Anthropogenic subsidies alter stream consumer–resource stoichiometry, biodiversity, and food chains

GA Singer, TJ Battin - Ecological Applications, 2007 - Wiley Online Library
Urbanization is dramatically changing nutrient and organic matter regimes in streams, yet
the community and ecosystem implications often remain obscure. We assessed the …

Rare but active taxa contribute to community dynamics of benthic biofilms in glacier‐fed streams

…, C Fasching, T Urich, GA Singer… - Environmental …, 2014 - Wiley Online Library
Glaciers harbour diverse microorganisms, which upon ice melt can be released downstream.
In glacier‐fed streams microorganisms can attach to stones or sediments to form benthic …

Chinook salmon outmigration survival in wet and dry years in California's Sacramento River

…, ED Chapman, MJ Thomas, GP Singer… - Canadian Journal of …, 2015 - cdnsciencepub.com
Outmigration survival of acoustic-tagged, hatchery-origin, late-fall-run Chinook salmon (Oncorhynchus
tshawytscha) smolts from the Sacramento River was estimated for 5 years (2007–…

Scales and drivers of temporal pCO2 dynamics in an Alpine stream

H Peter, GA Singer, C Preiler, P Chifflard… - Journal of …, 2014 - Wiley Online Library
The role of inland waters for the global carbon cycle is now recognized and evidence
increasingly suggests that stream ecosystems disproportionately contribute to the carbon cycle. …

Land use controls stream ecosystem metabolism by shifting dissolved organic matter and nutrient regimes

T Fuß, B Behounek, AJ Ulseth, GA Singer - Freshwater Biology, 2017 - Wiley Online Library
Stream ecosystem metabolism integrates production and respiration of organic matter and
plays a fundamental role in the global carbon (C) cycle. Several studies have identified distal …

Scale-dependent effects of rural activities on benthic macroinvertebrates and physico-chemical characteristics in headwater streams of the Mara River, Kenya

…, ME McClain, O Moog, F Omengo, GA Singer - Ecological …, 2013 - Elsevier
We studied streams in a rural landscape mosaic of the upper Mara River basin (Mau Forest,
Kenya), where native forest has been converted to land uses dominated by various kinds of …