ahrgang 83 Nr. 76 
Mittwoch, den 31.03.2010 
bestimmen. Im Bottnischen Meerbusen wird sich die 
Eislage bei vorherrschenden schwachen bis 
mäßigen SE-lichen Winden und Lufttemperaturen 
Jım den Gefrierpunkt nicht wesentlich verändern. Im 
Finnischen und Rigaischen Meerbusen ist mit einer 
langsamen W- bis MNW-lichen Eisdrift und 
Eispressungen an den N-Küsten sowie 
Auflockerungen in den Randbereichen zu rechnen. 
Die Eisausdehnung wird insgesamt abnehmen. 
three days. Ice situation in the Gulf of Bothnia will 
not change very much at mostly weak to moderate 
southeasterly winds and air temperatures around 
freezing point. In the Gulfs of Finland and Riga a 
slow westerly to northwesterly ice drift and ice 
pressure at the northern coasts as well as ice 
'oosening in the boundary areas is expected. 
Altogether, the ice extent will decrease. 
im Auftrag 
Dr. Schmelzer 
By order 
Dr. Schmelzer 
Restrictions to Navigation 
Zstonia 
Sinland 
Latvia 
Russia 
Sweden 
| arbour/District 
Sillamäe 
Kunda 
Pärnu 
Tornio, Kemi, Oulu and Raahe 
Kokkola and Pietarsaari 
Vaasa 
Kaskinen 
Pori, Rauma and Uusikaupunki 
Naantali, Turku, Hanko and Koverhar 
Inkoo, Kantvik and Helsinki 
Porvoo, Loviisa, Kotka and Hamina 
Gulf of Riga and Irben Strait 
Vyborg and Vysotsk 
Primorsk 
St. Petersburg 
Ust-Luga 
Karlsborg, Luleä, Pitea and Skelleftehamn 
Holmsund 
Lake Mälaren 
Ports between Rundvik and Sundsvall 
Ports between Hudiksvall and Skutskär 
Ängermanälv 
Hargshamn, Hallstavik and Grissitehamn 
Lake Vänern 
' Atleast dwt/hp_ |_ Ice Class Eegin 
1600 kW ' Mo 22.01. 
1600 kW > 22.01. 
2000 kW 22.02. 
4000 dwt 06.02. 
4000 dwt 01.03. 
2000 dwt 06.02. 
2000 dwt 22.02. 
2000 dwt 22.02. 
2000 / 3000 dwt 22.02. 
2000 / 3000 dwt 24.03. 
2000 / 3000 dwt 30.03. 
1600 kW 27.01. 
2000hp | 15.01. 
23.01. 
24.12. 
15.01. 
03.02. 
27.02. 
26.03. 
06.03. 
27.02. 
06.03. 
27.02. 
03.02. 
Information of the Icebreaker Services 
Estonia 
icebreaker: EVA-316 and PROTECTOR are assisting to Pärnu Bay and in the Gulf of Riga, no service for tugs 
and barges. TARMO assists to the ports on the southern coast in Gulf of Finland. 
Finland 
The Saimaa Canal will be opened on 14" of April at 03:00 UTC. 
From 1% of March only vessels in ice class IA and more than 4000 tons in deadweight, which have per port (for 
the ports Tornio, Kemi, Oulu, Raahe, Kokkola and Pietarsaari) at least 2000 tons to load or unload or both 
:ogether. 
Vessels bound for ports in the Gulf of Bothnia shall report to ICE INFO on VHF Channel 84 when passing the 
Svenska Björn lighthouse. 
The traffic separation schemes in the Sea of Äland and in the Gulf of Finland are temporarily out of use due to 
ice conditions. 
Icebreaker: KONTIO, URHO and OTSO assist in the northern Bay of Bothnia, SISU works in the southern Bay of 
Bothnia. NORDICA assists in the Sea of Bothnia. VOIMA assists in the eastern Gulf of Finland.