渔具

Harpoons and other fishing tackle appear at 18,000 years ago, as do bone spear throwers, or atlatls.

26000年前使用骨针。渔叉和其他渔具于18000年前出现，如梭标投掷棍“atlatl”。

In any navigation channel, the following activities are prohibited: abandoning sunken vessels, laying fishing implements impedimental to navigation, and cultivating aquatic plants.

在航道不得弃置沉船，不得设置航渔具，不得种植水生植物。