If your Channel Manager supports iCal calendar sync, which most channel managers do, you can easily set up calendar synchronisation with Bookafishingcabin.com.
To set up iCal sync with any of these Channel Managers, please click their link:
Smoobu
Lodgify
Eviivo
Guesty
Mytourist
Freetobook
Huurkalender
Roomracoon