Dataset includes Sample ID [consisting of glacier number (GL), upper (UP) or lower (DN) stream reach, and patch number within each reach], mountain range name, glacier name (if available), latitude of glacier snout [DD], longitude of glacier snout [DD], elevation of glacier snout [m], latitude of stream reach [DD], longitude of stream reach [DD], elevation of stream reach [m], distance of stream reach to glacier snout [m], total catchment area [km2], glacier surface area [km2], percent of catchment covered by glacier [%], date of sampling [DD.MM.YYYY], time of sampling [HH:MM], streamwater temperature [degrees C], streamwater pH, streamwater specific conductivity [µS cm-1], streamwater turbidity [NTU], sediment chlorophyll a content [µg chlorophyll a g-1 dry sediment], streamwater bacterial abundance [cells ml-1], sediment bacterial abundance [cells g-1 dry sediment], sediment extracellular polymeric substances (EPS) content [µg C g-1 dry sediment], sediment a-1,4-glucosidase (AG) activity [nmol h-1 g-1 dry sediment], sediment phosphatase (AP) activity [nmol h-1 g-1 dry sediment], sediment b-1,4-glucosidase (BG) activity [nmol h-1 g-1 dry sediment], sediment leucine aminopeptidase (LAP) activity [nmol h-1 g-1 dry sediment], sediment b-1,4-N-acetylglucosaminidase (NAG) activity [nmol h-1 g-1 dry sediment], sediment bacterial production [ng C g-1 dry sediment h-1], sediment respiration [mg O2 g-1 dry sediment h-1], streamwater DOC [µg l-1], streamwater Na+ [µg l-1], streamwater K+ [µg l-1], streamwater Mg [µg l-1], streamwater Ca2+ [µg l-1], streamwater Cl- [µg l-1], streamwater SO42- [µg l-1], streamwater soluble reactive phosphorus (SRP) [µg l-1], streamwater NH4+ [µg l-1], streamwater NO3- [µg l-1], and streamwater NO2- [µg l-1].