River Driksa

Driksa or Driksna is the Lielupe distributary in the territory of Jelgava, which covers the Pasta Island and Castle Island, on which Jelgava Castle is located. The length of the river is 5.2 km, the width is 150-500 m, it is connected to Lielupe in 4 places - on upstream, downstream, as well as upstream of the road bridge and downstream of Jelgava city. The development of the distributary is related to the ice congestions in Lielupe.
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https://lv.wikipedia.org/wiki/Driksa