Compositions and fluxes of particulate organic material in the Amazon River1

Lignin, elemental, and stable carbon isotope compositions are reported for local plants and for coarse (>63 µ m) and fine (<63 µ m) suspended particulate materials collected along a 1,950‐km reach of the lower Amazon River during four contrasting stages of the 1982–1983 hydrograph. Fluxes of chemica... View More