Pilar Costa spoke of the need for calmness and for trust in the security forces in light of the arrest of the IS suspect, Mohammed Harrak.
The new source of revenue for fishermen is expected to mean an improvement to their working conditions.
"The government hasn't wished to take into consideration either our arguments for maintaining the fiesta or the feelings of the whole village."
The aim of this reorganisation, which will apply from October, will be to give the force a more preventative role.
Natasha Hall, the Majorca-based British artist, is a "cancer survivor" and will be one of those taking part in a roundtable on Wednesday, 27 April in the Es Baluard Aljub Hall.