in the coastal village of noro in the solomon islands, the morning commute consists of islanders boarding the company van bound for the sole tuna processing plant. man: how many tons for today? second man: 60 tons. narrator: 25-year-old hearty matamaru is one of 1,700 solomon islanders making a living at the plant. matamaru: that's pretty good. yeah. nice cleaning. better than this one. it's really good. narrator: here, 100 metric tons of tuna are skinned, deboned, processed, canned, and packaged every single day. matamaru: this cannery, it's really important to the people here, to their lives, to their families, and to the surrounding communities as well. we are worried if the tuna stock is gone 'cause the job here depend very much on the fish that we have in our waters. narrator: the same tuna that provide jobs at the sole tuna processing plant also keep a small fleet of solomon fishing boats working. man: ok, guys, come on. let's go. narrator: the "solomon ruby" is heading to sea in the hopes of catching 350 metric tons of skipjack tuna. man: "solomon emerald," "solomon emerald," copy.