I'm in the process of writing up a trip report for our February 2018 visit to Oahu-Kauai-Big Island-Maui. The first part can be found here:
https://www.birdforum.net/showthread.php?t=358520
I'll continue as time permits.
https://www.birdforum.net/showthread.php?t=358520
I'll continue as time permits.