(unnamed)

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(unnamed) flows into the sea: 596 m flows in at N 22° 56′ 50″, E 113° 11′ 39″ at OSM node n8534869239. 590 m flows in at N 22° 56′ 52″, E 113° 11′ 35″ at OSM node n6427393017. (unnamed) has 2 distributaries.

• 潭洲水道 , which it joins at N 22° 57′ 49″, E 113° 11′ 51″ at OSM node n6463709525, and 18 km of total upstream flows in. load it's distributaries
• 沙涌 , which it joins at the following points: 856 m of total upstream flows in at N 22° 56′ 42″, E 113° 12′ 2″ at OSM node n6353876452. 3 km of total upstream flows in at N 22° 57′ 1″, E 113° 12′ 31″ at OSM node n6611351432. load it's distributaries

(unnamed) has 0 tributaries.