Table 1 Temporal variations in suspended particulate matter (SPM) and chlorophyll a (Chl a) concentrations in the Pearl River estuary during the study period.
Season | SPM (mg L−1) | Chl a (μg L−1) | ||
|---|---|---|---|---|
surface | bottom | surface | bottom | |
Spring (May 2015) | 2.87–74.6 (22.6) | 5.85–75.4 (31.1) | 0.7–29 (6.8) | 0.8–23 (5.8) |
Summer (Aug 2015) | 3.60–21.4 (10.5) | 4.65–38.6 (14.6) | 2.9–29 (7.4) | 1.7–30 (7.5) |
Winter (Jan 2016) | 5.49–103 (25.5) | 5.84–154 (49.4) | 0.9–11.4 (4.2) | 0.9–9.1 (3.7) |