Marcel Postman on the Marine Broadcasting Facebook group just reported this on the Agentschap Telecom website:
English translation of this page:
Frequency 1602 kHz for low power medium wave available
The frequency 1602 kHz will be available for low power medium wave, because the current license holder will return it. Interested parties can license with a capacity of 100 watts applications . The applications are treated in order of arrival. The expiry date of the permit (s) is 10 May 2019. You can send the application by e-mail.
https://www.agentschaptelecom.nl/onderwerpen/radio-en-televisie/commerciele-omroep/laagvermogen-middengolf
The Radio TV Nederland list has by Radio Seagull, licence until 31-10-18
http://radio-tv-nederland.nl/am/am.html