Botnhamn - Brensholmen Ferry
This is the pier for the car and passenger ferry from Botnhamn to Brensholmen. This connection between Tromsø and Senja is only active in the summer time. Check the ferry timetable if this route is active. You do not have to make a reservation before hand, you buy your ticket on the ferry. Be early on weekends due high traffic by locals. You will also find a public toilet at the ferry pier.
You can find the ferry timetable on this website.