Around the Koster islands, you will find an environment rich in native Swedish plant and marine species lockal to the archipelago. The Kosterhavet Marine National Park was inaugurated in September 2009. The goal is to protect delicate ecosystems and promote biological diversity to ensure that future generations, can continue to enjou its unspoiled natural beauty. Read more about Kosterhavet.
Although Syd-Långö will not be part of the National Park, its position offers visitors a unique opportunity to live in an exceptional environment.
Neighbouring Nord-Långö has been a nature reserve for some time and enjoys rich flora and fauna including oyster plant, sea pea and saltwort. In the meadows, there are among other things cowslip, marjoram, butterfly orchis, privet and cotoneaster.