(unnamed)

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(unnamed) flows into La Semois , which it joins at N 49° 51′ 56″, E 4° 51′ 5″ at OSM node n9724206034, and there 1,467 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Ruisseau du Bois Jean, which joins it at N 49° 51′ 27″, E 4° 51′ 10″ at OSM node n10746543013, and 13 km of total upstream flows in.
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