taxi boats


can anyone tell me what is that taxi boats?? what they do?? and the prices??

and the ferrys to formentera?? are expensive tickets our not??

tanks again :)
calla conta and calla bassa are about 4-5 euros each way if im not mistaken, its a great little trip! you see a lot of beautiful sea and nature on your way!
someone else will answer this properley, but what i know is that from san ann bay going to san ann they are about 1.50euro and they stop running at midnight??? correct me if im wrong someone
only that??? well i think is 4-5 euros\ person no?

can you tell me if they have many routes our not...4 that price i rent a taxi boat driver LOL (i'm joking )