beam trawl

简明释义

桁拖网

英英释义

例句

1.The environmental impact of beam trawl fishing has raised concerns among conservationists.

对拖网捕鱼的环境影响引起了保护主义者的担忧。

2.The beam trawl method allows for a large catch but can disturb marine habitats.

这种拖网方法可以捕获大量鱼类，但会扰动海洋栖息地。

3.Using a beam trawl can be effective for collecting flatfish species.

使用拖网可以有效捕捞平鱼类。

4.During the research expedition, scientists deployed a beam trawl to study the seabed ecosystem.

在研究考察中，科学家们部署了一个拖网来研究海底生态系统。

5.The fishermen used a beam trawl to catch shrimp in the shallow waters.

渔民们使用拖网在浅水区捕捞虾。

作文

The fishing industry has evolved significantly over the years, and one of the most notable techniques that has emerged is the use of the beam trawl. A beam trawl is a type of fishing gear that consists of a large beam or frame, which is used to hold open a net as it is dragged along the seabed. This method is particularly effective for catching flatfish and other species that dwell close to the ocean floor. However, the use of beam trawl raises concerns regarding its environmental impact and sustainability.One of the primary advantages of using a beam trawl is its efficiency in harvesting fish. The design of the trawl allows fishermen to cover large areas of the seabed in a relatively short amount of time. This can lead to high catch rates, which are essential for meeting the demands of a growing population that relies on seafood as a primary source of protein. In many regions, the beam trawl has become the preferred method for commercial fishing due to its effectiveness.However, the efficiency of the beam trawl comes at a cost. Environmentalists have raised alarms about the destructive nature of this fishing technique. As the trawl is dragged along the seabed, it not only captures targeted fish species but also damages the habitat of various marine organisms. The netting can uproot plants, disturb sediment, and even catch non-target species, leading to significant bycatch. This unintentional capture of other marine life can disrupt ecosystems and threaten biodiversity.Moreover, the impact of beam trawl fishing is not limited to the immediate area where it is deployed. The removal of large quantities of fish from the ecosystem can have cascading effects on food webs and local fisheries. For instance, if a particular species is overfished due to the use of beam trawl, it can lead to an increase in the population of its prey, which may then overgraze on essential habitats like seagrass beds or coral reefs.In response to these concerns, many countries have implemented regulations to manage the use of beam trawl. These regulations may include restrictions on the size of the trawl, limits on the areas where it can be used, and requirements for bycatch reduction devices. Such measures aim to balance the economic benefits of fishing with the need to protect marine environments and ensure sustainable practices.Education and awareness also play a crucial role in addressing the challenges posed by beam trawl fishing. Fishermen, policymakers, and consumers must understand the implications of their choices and actions. Sustainable fishing practices, including selective gear types and responsible management of fish stocks, can help mitigate the negative impacts of beam trawl fishing.In conclusion, while the beam trawl remains a vital tool for the fishing industry, it is essential to approach its use with caution. Striking a balance between efficient fish harvesting and environmental stewardship is critical for the future of our oceans. By promoting sustainable practices and adhering to regulations, we can ensure that the benefits of the beam trawl do not come at the expense of the marine ecosystems we rely on. Only through collective efforts can we maintain healthy fish populations and vibrant oceanic habitats for generations to come.

渔业在多年来发生了显著的变化，其中最显著的技术之一就是使用光束拖网。光束拖网是一种渔具，由一根大横梁或框架组成，用于在拖曳时保持网的开启状态，通常沿着海底拖动。这种方法对于捕捉生活在海床附近的扁平鱼类和其他物种特别有效。然而，使用光束拖网也引发了关于其环境影响和可持续性的担忧。使用光束拖网的主要优点之一是其高效的捕捞能力。拖网的设计使渔民能够在相对较短的时间内覆盖海床的大面积区域。这可以导致高捕获率，这对于满足日益增长的人口对海鲜作为主要蛋白质来源的需求至关重要。在许多地区，光束拖网已成为商业捕鱼的首选方法，因为其有效性。然而，光束拖网的高效性是有代价的。环境保护主义者对这种捕鱼技术的破坏性性质表示担忧。当拖网在海底拖曳时，它不仅捕获目标鱼种，还会破坏各种海洋生物的栖息地。网具可能会连根拔起植物，扰动沉积物，甚至捕获非目标物种，导致显著的副捕获。这种无意中捕获其他海洋生物的情况可能会破坏生态系统并威胁生物多样性。此外，光束拖网捕鱼的影响不仅限于它被部署的直接区域。从生态系统中移除大量鱼类可能对食物网和地方渔业产生连锁反应。例如，如果由于使用光束拖网而过度捕捞某一特定物种，可能会导致其猎物数量增加，从而过度啃食像海草床或珊瑚礁这样的基本栖息地。为应对这些问题，许多国家已实施管理光束拖网使用的法规。这些规定可能包括对拖网大小的限制、对可以使用的区域的限制以及对副捕获减少装置的要求。这些措施旨在平衡捕鱼的经济利益与保护海洋环境和确保可持续实践的需求。教育和意识也在解决光束拖网捕鱼带来的挑战中发挥着至关重要的作用。渔民、政策制定者和消费者必须了解他们的选择和行为的影响。可持续捕鱼实践，包括选择性渔具和负责任的鱼类资源管理，可以帮助减轻光束拖网捕鱼的负面影响。总之，尽管光束拖网仍然是渔业的重要工具，但在使用时必须谨慎对待。在高效捕捞鱼类与环境保护之间取得平衡对于我们海洋的未来至关重要。通过促进可持续实践和遵守法规，我们可以确保光束拖网的好处不会以牺牲我们依赖的海洋生态系统为代价。只有通过集体努力，我们才能维持健康的鱼类种群和充满活力的海洋栖息地，为子孙后代保留这些资源。