And finally enters the Kurisches Haff by several arms. Of these, those principally used for navigation are the Russ, and its chief branch the Atmat.
Long, from Vietzig on the Stettiner Haff to Wollin Island; the Parnitz-Dunzig and Dunzig-Oder canals, together i m.
The Russ is connected with the outlet of the Kurisches Haff at Memel by a canal, while another canal links the Gilge arm southward with the Pregel.
Boundary is purely conventional: it crosses the peninsula of Kola from the Varanger Fjord to the Gulf of Bothnia; thence it runs to the Kurisches Haff in the southern Baltic, and thence to the mouth of the Danube, taking a great circular sweep to the W.
Systematic dredging on a large scale was at one time carried on in the Kurisches Haff by Messrs Stantien and Becker, the great amber merchants of Konigsberg.