Vietnam has reported a total seafood output of 730,000 tons for the first four months of this year, figures from the ministry of fisheries revealing an increase from the 664,815 tons posted for the same period last year. Of the total output, fishing output was up 2.63% year on year to 477,000 tons, and aquaculture products accounted for 253,000 tons, up 10.35% year on year.