Nocturnal river water temperatures: spatial and temporal variations

• NOTICE: this is the author's version of a work that was accepted for publication in Science of the Total Environment. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Science of the Total Environment, vol 482-483, June 2014, DOI: 10.1016/j.scitotenv.2014.02.123