Frequent laagvliegen, verstoring van rust. Hinderperiodes: za 4-12-2021 06:59 - za 4-12-2021 11:41, za 4-12-2021 12:44 - za 4-12-2021 13:44, za 4-12-2021 18:27 - za 4-12-2021 19:33.