A list of islands of Bothnian Bay would include 4,001 islands if an island is defined as an area of land more than that is surrounded by water.
Bothnian Bay is divided between northern Sweden and Finland.The north of the bay contains a large archipelago area.The largest island is Hailuoto, further south on the Finnish side.In the winter the larger islands may be accessed via ice roads. Some of them are inhabited or have seasonal fishing villages used by people from the mainland.
The Swedish islands in the north of the bay may be grouped into the Piteå, Luleå, Kalix and Haparanda archipelagos.Many of the islands are uninhabited and in a natural state.There are other islands along the Swedish coast to the south of the archipelago area.
See main article: List of islands of the Piteå archipelago. Some of the larger islands in the Piteå archipelago include:
See main article: List of islands of the Luleå archipelago. Some of the larger islands in the Luleå archipelago include:
See main article: List of islands of the Kalix archipelago. Some of the larger islands in the Kalix archipelago include:
See main article: List of islands of the Haparanda archipelago. The Swedish Haparanda Archipelago National Park (Swedish: Haparanda skärgårds nationalpark) lies within the Haparanda group of islands, bordering the Finnish Bothnian Bay National Park. It includes the larger islands of Sandskär and Seskar Furö, and some smaller islands and skerries. All of these islands have emerged in the last 1,500 years as the bed of the bay has risen.Some of the larger islands in Haparanda archipelago include:
In the portion of the bay that belongs to Finland the majority of islands lie in the section between Tornio on the Swedish border and the large island of Hailuoto offshore from Oulu, although there are many small islands along the coast to the south.The Bothnian Bay National Park in the Finnish section (Finnish: Perämeren kansallispuisto, Swedish: Bottenvikens nationalpark), established in 1991, is located in the archipelago offshore from Tornio and Kemi. It covers of which about is land.
Islands in the Tornio municipality beside the Swedish municipality of Haparanda include:
Islands in the Kemi municipality to the east of Tornio, at the mouth of river Kemijoki, include:
Islands in the Simo municipality at the mouth of river Simojoki include:
Islands in the Ii municipality at the mouth of river Iijoki include:
Islands in the former Haukipudas municipality include:
Islands in the Oulu municipality include:
Other islands in the Finnish part of the bay include.