otter trawl

简明释义

网板拖网

英英释义

例句

1.During the research expedition, scientists employed an otter trawl to collect fish samples.

在研究考察中，科学家们使用底拖网收集鱼类样本。

2.The fishermen used an otter trawl to catch shrimp in the coastal waters.

渔民们使用底拖网在沿海水域捕捞虾。

3.Using an otter trawl, they were able to gather data on fish populations.

通过使用底拖网，他们能够收集有关鱼类种群的数据。

4.An otter trawl is particularly effective for catching bottom-dwelling species.

对于捕捞底栖物种，底拖网特别有效。

5.The crew checked the nets after each haul of the otter trawl to ensure a good catch.

船员们在每次拉起底拖网后检查渔网，以确保捕获量良好。

作文

The fishing industry has evolved significantly over the years, with various techniques developed to catch fish more efficiently. One such method is known as otter trawl, which plays a crucial role in commercial fishing. The otter trawl is a type of fishing gear that consists of a large net dragged along the seafloor, often used to catch bottom-dwelling species such as shrimp, flatfish, and other marine organisms. This method is particularly effective because it allows fishermen to cover a large area of the ocean floor in a relatively short amount of time.The design of the otter trawl includes two otter boards, which are heavy, flat plates that help keep the net open and stable while it is being towed. These boards create a 'V' shape in the water, which helps to funnel fish into the net. The net itself is typically made of durable materials to withstand the harsh conditions of the ocean, and it is equipped with various mesh sizes to target specific species while minimizing bycatch.One of the significant advantages of using an otter trawl is its efficiency. Fishermen can collect large quantities of fish quickly, which is essential for meeting the demands of the market. However, this method also raises concerns regarding sustainability and environmental impact. Overfishing is a pressing issue, and the indiscriminate nature of otter trawl fishing can lead to the depletion of fish stocks and damage to marine habitats.To mitigate these concerns, many countries have implemented regulations and best practices for otter trawl fishing. For example, some regions require the use of bycatch reduction devices, which help to minimize the capture of non-target species. Additionally, there are efforts to establish marine protected areas where otter trawl fishing is restricted or prohibited altogether. These measures aim to ensure that fishing practices remain sustainable and that marine ecosystems are preserved for future generations.In conclusion, the otter trawl is a vital tool in the fishing industry, offering both advantages and challenges. While it enables efficient fishing and supports livelihoods, it also poses risks to marine life and ecosystems. As we continue to rely on the oceans for food and resources, it is essential to balance the benefits of otter trawl fishing with the need for sustainable practices. By doing so, we can protect our oceans while still enjoying the bounty they provide.

渔业在多年来经历了显著的演变，开发出各种技术以更有效地捕捉鱼类。其中一种方法被称为扇贝拖网，在商业捕鱼中发挥着关键作用。扇贝拖网是一种渔具，由一张大型渔网拖曳在海底，通常用于捕捉底栖物种，如虾、平鱼和其他海洋生物。这种方法特别有效，因为它允许渔民在相对较短的时间内覆盖大面积的海洋底部。扇贝拖网的设计包括两个扇形板，这些重型平板帮助在拖曳时保持渔网的张开和稳定。这些板在水中形成“V”形，有助于将鱼引导到网中。渔网本身通常由耐用材料制成，以承受海洋的恶劣条件，并配备有不同的网眼尺寸，以针对特定物种，同时最小化副捕。使用扇贝拖网的一个显著优势是其效率。渔民可以迅速收集大量鱼类，这对满足市场需求至关重要。然而，这种方法也引发了关于可持续性和环境影响的担忧。过度捕捞是一个紧迫的问题，而扇贝拖网捕鱼的无差别性质可能导致鱼类资源的枯竭和海洋栖息地的破坏。为了减轻这些担忧，许多国家已经实施了关于扇贝拖网捕鱼的法规和最佳实践。例如，一些地区要求使用减少副捕设备，这有助于最小化非目标物种的捕获。此外，还有努力建立海洋保护区，在这些区域内限制或禁止扇贝拖网捕鱼。这些措施旨在确保捕鱼实践保持可持续，并保护海洋生态系统，以便未来世代能够享用。总之，扇贝拖网是渔业中的一项重要工具，提供了优势和挑战。虽然它实现了高效捕鱼并支持生计，但它也对海洋生物和生态系统构成风险。随着我们继续依赖海洋提供食物和资源，平衡扇贝拖网捕鱼的好处与可持续实践的需求至关重要。通过这样做，我们可以保护我们的海洋，同时享受它们提供的丰富资源。