If he is the person I'm thinking of... His brood stock are not PNGs.Found a guy named Dave who had some for sale a couple of years ago. Emailed him and he should have some available in a few months which coincides with when the new system should be ready for fish.
Sent from my XT1080 using MonsterAquariaNetwork App
Only one collector in PNG right now, good luck trying to convince their only wholesaler to bring sharks into the states.