Table 1. Study sampling locations.
Sampling sites denoted by sample type and corresponding GPS coordinates and sediment types. Distances (meters) from the USGS gauge is provided next to the sample type.
| Sampling Site | Sample Type | Latitude | Longitude | Sediment Type |
|---|---|---|---|---|
| USGS Gauge | River Cruise (0) | N 22°10’46.56” | W 159°27’57.6” | Gravel |
| Pipe | River Cruise (1300) | N 22°11’24” | W 159°27’50.4” | N/A |
| Crossings | River Cruise (2400) | N 22°11’40.56” | W 159°28’4.8” | Sand |
| RP | River Cruise (3100) | N 22°12’1.8” | W 159°28’8.4” | Silt |
| SB | River Cruise (3360) | N 22°12’7.92” | W 159°28’12” | Gravel |
| SW | River Cruise (3810) | N 22°12’13.32” | W 159°28’19.2” | Gravel |
| RM | River Cruise (4230) | N 22°12’19.44” | W 159°28’26.4” | Gravel |
| UP | River Cruise (4900) | N 22°12’39.6” | W 159°28’33.6” | Sand |
| PA | River Cruise (5425) | N 22°12’33.48” | W 159°29’2.4” | Sand |
| CN | River Cruise (6135) | N 22°12’21.6” | W 159°29’13.2” | Sand |
| LA | River Cruise (6950) | N 22°12’21.96” | W 159°29’34.8” | Sand |
| SH | River Cruise (7600) | N 22°12’41.4” | W 159°29’34.8” | Sand |
| FP | River Cruise (8240) | N 22°12’50.76” | W 159°29’42” | Silt |
| D1 | Ditch (4020) | N 22°12’14.4” | W 159°28’22.8” | Silt |
| D2 | Ditch (4800) | N 22°12’37.8” | W 159°28’48” | Silt |
| D3 | Ditch (5150) | N 22°12’36.36” | W 159°28’33.6” | Silt |
| D4 | Ditch (7000) | N 22°12’23.76” | W 159°29’38.4” | Silt |
| D5 | Ditch (7100) | N 22°12’27” | W 159°29’38.4” | Silt |
| D6 | Ditch (7300) | N 22°12’36” | W 159°29’38.4” | Silt |
| D7 | Ditch (7500) | N 22°12’38.88” | W 159°29’34.8” | Silt |
| TF1 | Taro Field | N 22°12’32.4” | W 159°28’26.4” | Silt |
| TF2 | Taro Field | N 22°12’21.6” | W 159°28’33.6” | Silt |
| TF3 | Taro Field | N 22°12’3.24” | W 159°29’52.8” | Silt |
| B1 | Bird Pond | N 22°12’12.96” | W 159°28’44.4” | Silt |
| B2 | Bird Pond | N 22°12’17.28” | W 159°28’48” | Silt |