Catching flower crab and sturgeon basically rely on dragnet exercise and gill net exercise, and cockboat door is multi-purpose and latter, in cloth net sea, crab touchs be pestered to manacle.

• 捕捞花蟹和鲟主要靠拖网作业和刺网作业，而小艇户多用后者，布网海中，蟹触之被纠缠束缚。