Niegocin lake – area: 26.4 sq. km, length: 10.08 km, width: 4.8 km, depth: 39.7 m.The Luczanski canal – length: 2.1 km, connects Niegocin lake with Kisajno lake (Mamry). On the canal there is an open rotary bridge – the only one in Europe. Kisajno lake – area: 20.2 sq. km, length: 8.5 km, width: 3 km, depth 25 m. It covers the southern part of the Mamry lakes complex, it is connected with Niegocin lake by the Luczanski and Niegocinski canals. In the southern part of the lake – numerous islands, mostly covered with forests: Duzy Ostrow, Sosnowy Ostrow, Gorny Ostrow, Wielka Kiermuza, Debowa Gorka, and others. Altogether, they cover 123 ha. Around the lake one can spot unique species of birds: grebes, coots, mud harriers or mute swans and black storks. Around the islands the “ZEGLUGA MAZURSKA” has its picturesque route, called the “Swan’s Route”.MAZURIAN SHIPPING COMPANYMAZURIAN SHIPPING COMPANY