### Instruction: What are the islands bathed by the Andfjorden fjord described on this paragraph?
### Input: Andfjorden is a fjord on the border of Nordland and Troms og Finnmark counties in Norway. It primarily flows between the large islands of Andøya and Senja. Grytøya and the smaller islands Bjarkøya and Krøttøya are located in the fjord. The main crossing is via the Andenes–Gryllefjord Ferry between Andøy and Senja municipalities. Other municipalities through which the fjord flows are Harstad, and Kvæfjord.
### Response: The Andfjorden fjord primarily flows between the Andøya and Senja islands. Grytøya and the smaller islands Bjarkøya and Krøttøya are located in the fjord.