… Here we show two ubiquitous humic-like fluorophores with turnover times of 435±… dark
global ocean takes to renew. In parallel, decay of a tyrosine-like fluorophore with a turnover time …

… These observations imply a link to dark ocean microbial … scale, global ocean studies measuring
DOM fluorescence at a … deep ocean are derived from turnover of organic matter supplied …

… global OUR allowed us to obtain a CDOM turnover time of 634 ± 120 years, which exceeds
the flushing time of the dark ocean (>… between fluorescent dissolved organic matter (FDOM) …

… The coefficients of variation for RU-normalized fluorescent … Dissolved organic carbon (DOC)
data from the SCS are … dark marginal basins and global ocean were estimated (Table S3). …

… The various sources and sinks of fluorescent organic matter in the global oceans are … , 1500
m) from the Sargasso Sea and San Clemente Basin left in the dark at room temperature for 9 …

… sacrificed for analyses at times 0, 12, 24, 36 and 72 h. The incubators were kept in the dark
at 15 C, … Unfiltered water from these bottles was used at time 0 and 72 h to follow changes in …

… around the global ocean, during which microbes transform DOM) are hence the main drivers
of DOM distribution patterns in the dark ocean (Catalá et al., 2015b, Hansell et al., 2009). …

… by which the global cycle of marine DOM influences marine productivity. … r to global
biogeochemical cycles is negligible, (ii) the existence of DOM significantly reduces the global marine …

… Fluorescence analysis identifies essentially two major categories of dissolved organic
material in the ocean: materials … the ocean turnover time and the lifetimes of the fluorescent …

… DOM plays an important role in the marine microbial food web with a very short turnover time
… Four sets of culture systems were stored in the incubator at 20 C under dark conditions. The …