I admit not to knowing that much about the politics between those two groups so please forgive my ignorance.
What could this mean?
i claim no real expertise either
but Iran wants to take over the Arab gulf (OIL! MONEY! POWER! plus some religious claims)
and so when Iran starts sinking Arab/UAE/Saudi/Quatari boats,
it is a sign of maybe some expanded, real trouble ahead
we will see.
Wars and rumors of wars, Molon Labbie