3.3. DOC concentrations in estuary waters
DOC concentrations in estuary waters from the Inozawa and
Aono rivers were 0.55e0.86 and 0.66e0.97 mg C l1, respectively
(Table 2), which are comparable or a little lower than those in
coastal region (Sts. 1e10: 0.71e0.92 mg C l1).