HONOLULU - It is only April, but already these longline boats have been docked at Honolulu Harbor because quotas have been reached for those fishing for swordfish.

Hawaii’s longline fishing industry brings in $100 million annually in sustainable catches, and fills the island’s need for fresh seafood -- everything from ahi to ono.

But just how sustainable is this industry? It faces fish limits, federal regulations and international challenges in the water. We take a closer look at Hawaii’s longline fishing fleet on Island News at 5, 6 & 10 p.m.