paddlefish

简明释义

英[ˈpæd(ə)lfɪʃ]美[ˈpædəlˌfɪʃ]

n. 大硬鲭鱼；白鲟

复 数 p a d d l e f i s h 或 p a d d l e f i s h e s

英英释义

单词用法

同义词

反义词

例句

1.Fish of larger rivers of China similar to the Mississippi paddlefish.

产于中国大河的匙吻鲟与密西西比河流域中的相似。

2.A supposed sheep's milk cheese was actually from cows. And alleged sturgeon caviar was just cheap Mississippi paddlefish eggs.

他们还发现了有些人用牛奶来冒充羊奶奶酪、用便宜的密西西比白鲟鱼籽来做所谓的鲟鳇鱼子酱。

3.In the past few decades, several animal species have been labeled extinct, including the Chinese paddlefish, Yangtze River dolphin, Pyrenean ibex and western black rhinoceros.

在过去的几十年里，一些动物都被打上了物种灭绝的标签，包括中华鲟、白鳍豚、比利牛斯山羊和西方黑犀牛。

4.It is the largest catfish in North America and the third largest obligate freshwater fish in North America, behind the lake sturgeon and paddlefish.

它是北美体型最大的鲶鱼，并且是北美第三大纯淡水鱼，排在其之前的分别是黄鲟和白鲟。

5.And alleged sturgeon caviar was just cheap Mississippi paddlefish eggs.

而宣称是“鲟鱼鱼子酱”的鱼卵其实来自廉价的密西西比白鲟。

6.In the past few decades, several animal species have been labeled extinct, including the Chinese paddlefish, Yangtze River dolphin, Pyrenean ibex and western black rhinoceros.

在过去的几十年里，一些动物都被打上了物种灭绝的标签，包括中华鲟、白鳍豚、比利牛斯山羊和西方黑犀牛。

7.The conservation status of the paddlefish is currently endangered.

目前，刀鱼的保护状态是濒危。

8.The meat of the paddlefish is considered a delicacy in some cultures.

在某些文化中，刀鱼的肉被视为美味佳肴。

9.In the rivers of North America, you can often find paddlefish swimming upstream.

在北美的河流中，你常常可以看到刀鱼逆流而上游动。

10.Many fishermen dream of catching a large paddlefish during their trips.

许多渔民在旅行中梦想能钓到一条大刀鱼。

11.The paddlefish is known for its long, flattened snout.

这种刀鱼以其长而扁平的吻部而闻名。

作文

The paddlefish is a fascinating species that has captured the attention of both scientists and fishing enthusiasts alike. Known for its distinctive elongated snout, which resembles a paddle, this ancient fish has existed for millions of years. The paddlefish belongs to the family Polyodontidae and can primarily be found in the rivers and lakes of North America and Asia. One of the most interesting features of the paddlefish is its ability to filter feed using its gill rakers, allowing it to consume small zooplankton and other microscopic organisms in the water. The paddlefish is not only remarkable for its physical characteristics but also for its ecological importance. As a filter feeder, it plays a vital role in maintaining the health of aquatic ecosystems. By consuming large quantities of plankton, the paddlefish helps regulate the population of these tiny organisms, ensuring a balanced environment for other species. Furthermore, the presence of paddlefish in a water body often indicates a healthy ecosystem, as they require clean, unpolluted waters to thrive. However, the paddlefish faces numerous threats due to habitat loss, pollution, and overfishing. Dams and other human-made structures disrupt their natural migration patterns, which are crucial for spawning. As a result, populations of the paddlefish have declined significantly in many areas. Conservation efforts are underway to help protect this unique species and its habitat. Organizations are working to restore river ecosystems and promote sustainable fishing practices to ensure that future generations can enjoy the presence of the paddlefish. In addition to its ecological significance, the paddlefish is also valued for its roe, which is processed into caviar. This delicacy has made the paddlefish a target for commercial fishing, further exacerbating the threats to its survival. Sustainable aquaculture practices have been developed to farm paddlefish, which can help alleviate pressure on wild populations while still providing a source of income for local communities. In conclusion, the paddlefish is an incredible creature that represents both the beauty and fragility of our aquatic ecosystems. Its unique adaptations and ecological roles make it a vital species worth protecting. As we continue to learn more about the paddlefish and its habitat, it is essential that we take action to conserve not only this remarkable fish but also the rivers and lakes it calls home. Through responsible environmental stewardship and awareness, we can ensure that the paddlefish remains a part of our natural heritage for years to come.

扁头鱼是一种迷人的物种，吸引了科学家和钓鱼爱好者的关注。它以其独特的长吻而闻名，这种吻看起来像一个桨，这种古老的鱼类已经存在了数百万年。扁头鱼属于多鳍鱼科，主要分布在北美和亚洲的河流和湖泊中。扁头鱼最有趣的特点之一是它能够通过其腮条过滤进食，从而使它能够摄取水中的小浮游生物和其他微小生物。扁头鱼不仅因其身体特征而引人注目，还因其生态重要性而受到重视。作为一种过滤进食者，它在维持水生生态系统的健康方面发挥着至关重要的作用。通过消耗大量的浮游生物，扁头鱼帮助调节这些微小生物的数量，确保其他物种的环境平衡。此外，扁头鱼在水体中的存在通常表明生态系统健康，因为它们需要清洁、无污染的水域才能繁衍生息。然而，由于栖息地丧失、污染和过度捕捞，扁头鱼面临着许多威胁。大坝和其他人造结构干扰了它们的自然迁徙模式，而这种迁徙对产卵至关重要。因此，许多地区的扁头鱼种群显著下降。保护工作正在进行中，以帮助保护这一独特的物种及其栖息地。组织正在努力恢复河流生态系统，并促进可持续的捕捞实践，以确保未来几代人能够享受到扁头鱼的存在。除了生态重要性之外，扁头鱼还因其鱼子酱而受到重视。这种美味佳肴使扁头鱼成为商业捕捞的目标，进一步加剧了其生存威胁。已开发出可持续的水产养殖实践来养殖扁头鱼，这可以帮助减轻对野生种群的压力，同时为当地社区提供收入来源。总之，扁头鱼是一种令人难以置信的生物，代表了我们水生生态系统的美丽和脆弱。它独特的适应能力和生态角色使其成为值得保护的重要物种。随着我们继续了解扁头鱼及其栖息地，采取行动保护这一非凡鱼类及其栖息地至关重要。通过负责任的环境管理和意识提升，我们可以确保扁头鱼在未来的岁月里仍然是我们自然遗产的一部分。