purse seine

简明释义

围网

英英释义

例句

1.During the summer, many boats line up to use the purse seine technique.

在夏季，许多船只排队使用围网技术。

2.The purse seine method is particularly effective for pelagic fish.

围网方法对于上层鱼类尤其有效。

3.The environmental impact of purse seines has been a topic of debate among conservationists.

围网的环境影响一直是保护主义者讨论的话题。

4.The fishermen used a purse seine to catch a large school of tuna.

渔民们使用围网捕捉了一大群金枪鱼。

5.By employing a purse seine, they were able to maximize their catch efficiency.

通过使用围网，他们能够最大化捕捞效率。

作文

The ocean is a vast and mysterious place, home to countless species of fish and other marine life. Among the various fishing methods employed by fishermen around the world, the use of a purse seine is one of the most effective techniques for catching schools of fish. A purse seine is a large wall of netting that encircles a school of fish, allowing fishermen to capture them in a highly efficient manner. This method is particularly popular for catching tuna, sardines, and mackerel, which often travel in large, dense schools. Using a purse seine involves several key steps. First, fishermen locate a school of fish, often using sonar technology or by observing seabirds that indicate the presence of fish below the surface. Once the school is located, the fishermen deploy the purse seine around the school, ensuring that it completely encircles the fish. The net is then drawn tight at the bottom, effectively trapping the fish inside. This technique allows for the capture of thousands of fish in a single haul, making it a highly productive method for commercial fishing.However, the use of purse seines is not without controversy. Critics argue that this method can lead to overfishing and negatively impact marine ecosystems. By capturing entire schools of fish, there is a risk of depleting fish populations and disrupting the balance of marine life. Additionally, purse seines can inadvertently catch non-target species, including dolphins, sea turtles, and other marine mammals, leading to concerns about bycatch and its impact on biodiversity.To address these issues, many countries have implemented regulations regarding the use of purse seines. These regulations may include restrictions on the size of the nets, the types of fish that can be caught, and the locations where fishing can occur. Some fisheries have also adopted more sustainable practices, such as using biodegradable nets and employing techniques to minimize bycatch. As consumers become more aware of the environmental impact of their seafood choices, there is a growing demand for sustainably sourced fish, prompting the fishing industry to adapt and innovate.In conclusion, the purse seine is a powerful tool in the world of commercial fishing, enabling fishermen to efficiently capture large quantities of fish. However, it is crucial to balance the economic benefits of this method with the need to protect marine ecosystems and ensure the sustainability of fish populations. As we continue to explore and utilize the resources of our oceans, it is vital to prioritize responsible fishing practices that safeguard the future of our marine environments. Through cooperation between fishermen, regulators, and consumers, we can work towards a more sustainable approach to fishing that benefits both the industry and the planet.

海洋是一个广阔而神秘的地方，栖息着无数种鱼类和其他海洋生物。在世界各地渔民采用的各种捕捞方法中，使用围网是一种捕捉鱼群的最有效技术之一。围网是一种大型网墙，用于包围一群鱼，使渔民能够以高效的方式捕获它们。这种方法特别适合捕捉金枪鱼、沙丁鱼和鲭鱼，这些鱼通常成群结队地游动。使用围网涉及几个关键步骤。首先，渔民定位鱼群，通常使用声纳技术或观察指示水面下有鱼的海鸟。一旦找到鱼群，渔民就会将围网部署在鱼群周围，确保它完全包围住鱼。然后将网底收紧，有效地将鱼困在里面。这种技术可以在一次捕捞中捕获数千条鱼，使其成为商业捕鱼中一种高产的方法。然而，使用围网并非没有争议。批评者认为这种方法可能导致过度捕捞，并对海洋生态系统产生负面影响。通过捕捉整群鱼，存在耗尽鱼类种群和破坏海洋生命平衡的风险。此外，围网可能意外捕捉到非目标物种，包括海豚、海龟和其他海洋哺乳动物，引发关于附带捕捞及其对生物多样性影响的担忧。为了解决这些问题，许多国家已经实施了有关使用围网的法规。这些法规可能包括对网的大小、可捕获的鱼类类型以及捕鱼地点的限制。一些渔业还采取了更可持续的做法，例如使用可生物降解的渔网和采用减少附带捕捞的技术。随着消费者越来越意识到他们的海鲜选择对环境的影响，对可持续来源鱼类的需求也在增长，促使渔业进行适应和创新。总之，围网是商业捕鱼世界中的一种强大工具，使渔民能够高效捕获大量鱼类。然而，至关重要的是要平衡这种方法的经济利益与保护海洋生态系统和确保鱼类种群可持续性的需要。在我们继续探索和利用海洋资源的过程中，优先考虑负责任的捕鱼实践，以保护我们海洋环境的未来是至关重要的。通过渔民、监管机构和消费者之间的合作，我们可以朝着更可持续的捕鱼方法迈进，既造福行业又造福地球。